Last update:
Tue Jun 25 07:58:49 MDT 2024
S. B. Shears The thyroid gland and the liver mitochondrial protonic electrochemical potential difference: a novel hormone action? . . . . . . . . . . . . . . . . 1--13 Zvi Kam The reconstruction of structure from electron micrographs of randomly oriented particles . . . . . . . . . . . 15--39 Andrzej Jerzmanowski and Krzysztof Staron Mg$^{2+}$ as a trigger of condenstion-decondensation transition of chromatin during mitosis . . . . . . . . 41--46 Bernard Chapais and Steven R. Schulman An evolutionary model of female dominance relations in primates . . . . 47--89 Juan J. Angulo and Truett L. Smith and Janice O. Tsokos and Chris P. Tsokos Population-dynamics models and a sequential test in the analysis of the influence of household setting on the spread of Variola minor . . . . . . . . 91--103 J. M. W. Slack A serial threshold theory of regeneration . . . . . . . . . . . . . . 105--140 F. Bartha On a criterion of instability for positive feedback control systems . . . 141--147 Bernard R. Glick A molecular model of peptide chain propagation . . . . . . . . . . . . . . 149--155 Stephen Childress and Joseph B. Keller Lichen growth . . . . . . . . . . . . . 157--165 Keith Tognetti and Graham Winley Stochastic growth models with logistic mean population . . . . . . . . . . . . 167--169 Anonymous Editorial Board . . . . . . . . . . . . ifc--ifc Anonymous Pages 1--169 (7 January 1980) . . . . . ??
A. N. Glagolev Reception of the energy level in bacterial taxis . . . . . . . . . . . . 171--185 C. Hyver Stability of transformation systems representable by tree graphs: Extension to structures of biological importance 187--204 Hugh N. Comins and William D. Hamilton and Robert M. May Evolutionarily stable dispersal strategies . . . . . . . . . . . . . . . 205--230 Y. Yamaguchi and K. Kometani and H. Shimizu A theoretical study of synchronizations of two myocardial cells . . . . . . . . 231--248 M. Wright Involvement of an ``all-or-none event'' in the triggering of chromosome segregation and of S phase in procaryotic and eucaryotic cells . . . . 249--253 Patrick Forterre Model for the supercoiling reaction catalyzed by DNA gyrase . . . . . . . . 255--269 C. Van Eykelenburg and A. Fuchs and G. H. Schmidt Some theoretical considerations on the in vitro shape of the cross-walls in Spirulina spp . . . . . . . . . . . . . 271--282 R. M. Anderson Depression of host population abundance by direct life cycle macroparasites . . 283--311 Geoffrey T. Evans Diffusive structure: Counterexamples to any explanation? . . . . . . . . . . . . 313--315 Peter J. H. Sharpe and Lorinda C. Hu Reaction kinetics of nutrition dependent poikilotherm developmentt . . . . . . . 317--333 M. G. Bulmer The Sib competition model for the maintenance of sex and recombination . . 335--345 Anonymous Pages 171--345 (21 January 1980) . . . . ??
L. Bass On the location of cellular functions in perfused organs . . . . . . . . . . . . 347--351 Richard K. Carlin Poly(A): a new evolutionary probe . . . 353--362 T. B. L. Kirkwood Error propagation in intracellular information transfer . . . . . . . . . . 363--382 John G. Riley Strong evolutionary equilibrium and the war of attrition . . . . . . . . . . . . 383--400 Göran I. Ågren and Torbjörn Fagerström On environmental variability and limits to similarity . . . . . . . . . . . . . 401--404 Sam Katz and William Squire Metal ion-protein complex formation: Buffer competitive effects . . . . . . . 405--414 Thomas G. Hallam Effects of cooperation on competitive systems . . . . . . . . . . . . . . . . 415--423 Hiromasa Kuima and Shoko Kuima Cooperative response of chemically excitable membrane II. Two-state models and their limitations . . . . . . . . . 425--463 Christopher S. Potten and D. Major Repeated injection (continuous labelling) experiments in mouse epidermis . . . . . . . . . . . . . . . 465--472 B. F. Gray The distribution of heat sources in the human head-theoretical considerations 473--476 Masaharu Tanemura and Masami Hasegawa Geometrical models of territory I. Models for synchronous and asynchronous settlement of territories . . . . . . . 477--496 Oleg G. Toompuu and Victor P. Shcherbakov Genetic recombination: Formal implications of a crossed strand-exchange between two homologous DNA molecules . . . . . . . . . . . . . 497--520 B. L. Ginsborg and J. W. Searl On the determination of the concentration over a sphere with a barrier layer . . . . . . . . . . . . . 521--524 R. H. Smith and R. Mead On predicting extinction in simple population models II. Numerical approximations . . . . . . . . . . . . . 525--535 K. Gopalsamy and B. D. Aggarwala On the non-existence of periodic solutions of the reactive--diffusive Volterra system of equations . . . . . . 537--540 Michel Penninckx Electrostatic stabilization of dipolar transition states in enzyme catalyzed transacylations. A theoretically plausible mechanism . . . . . . . . . . 541--543 Anonymous Announcement . . . . . . . . . . . . . . 545--545 Anonymous Pages 347--545 (7 February 1980) . . . . ??
R. D. Routledge The form of species-abundance distributions . . . . . . . . . . . . . 547--558 W. J. Murray and K. W. Reed and E. B. Roche Conformations of carnitine and acetylcarnitine and the relationship to mitochondrial transport of fatty acids 559--572 Naosada Takizawa and Makoto Oonuki Analysis of synapse density in cerebral cortex . . . . . . . . . . . . . . . . . 573--590 A. H. D. Brown and L. Albrecht Variable outcrossing and the genetic structure of predominantly self-pollinated species . . . . . . . . 591--606 S. H. Cousins A trophic continuum derived from plant structure, animal size and a detritus cascade . . . . . . . . . . . . . . . . 607--618 John H. Werren and Mart R. Gross and Richard Shine Paternity and the evolution of male parental care . . . . . . . . . . . . . 619--631 A. G. Craig The formation of chromosome aberrations from single-strand damage in irradiated DNA . . . . . . . . . . . . . . . . . . 633--642 C. R. Fletcher The relationship between active transport and the exchange diffusion effect . . . . . . . . . . . . . . . . . 643--661 W. D. Stein The epigenetic address: a model for embryological development . . . . . . . 663--677 Peter W. Garden Markov analysis of viral DNA/RNA sequences . . . . . . . . . . . . . . . 679--684 I. Simon and B. Asbóth Subunit contact surface --- an additional argument in favour of continuous folding during biosynthesis of proteins . . . . . . . . . . . . . . 685--688 Anonymous Pages 547--688 (21 February 1980) . . . ??
Masahiro Okamoto and Atsuko Katsurayama and Michiko Tsukiji and Yoichi Aso and Katsuya Hayashi Dynamic behavior of enzymatic system realizing two-factor model . . . . . . . 1--16 G. P. Gladyshev and Yu. A. Ershov and V. I. Loshchilov Thermodynamic principles of the behavior of biological systems . . . . . . . . . 17--42 Virginia Dale Adams and Donald L. DeAngelis and Robert A. Goldstein Stability analysis of the time delay in a host-parasitoid model . . . . . . . . 43--62 Sheldon Weinbaum Theory for the formation of intercellular junctions based on intramembranous particle patterns observed in the freeze fracture technique . . . . . . . . . . . . . . . 63--68, IN1--IN2, 69--92 C. Sparrow Bifurcation and chaotic behaviour in simple feedback systems . . . . . . . . 93--105 Steven Martindale On the multivariate analysis of avian vocalizations . . . . . . . . . . . . . 107--110 Naoki Kamo and Tadashi Kashiwagura and Kenzo Kurihara and Yonosuke Kobatake A theory of dynamic and steady responses in chemoreception . . . . . . . . . . . 111--130 H. Kijima and S. Kijima and M. Noguchi and H. Morita Co-operative response of chemically excitable membrane III. Three-state model . . . . . . . . . . . . . . . . . 131--161 Douglas Dix and Patricia Cohen and John Flannery On the role of aging in cancer incidence 163--173 Jill E. Gready Elaboration of microscopic and macroscopic theories of enzyme action: with implications for enzyme evolution, reversibility and kinetics . . . . . . . 175--191 Anonymous Reply to Martindale --- On the multivariate analysis of avian vocalization . . . . . . . . . . . . . . 193--194 Anonymous Editorial Board . . . . . . . . . . . . ifc--ifc Anonymous Pages 1--194 (7 March 1980) . . . . . . ??
Stephen Levine Several measures of trophic structure applicable to complex food webs . . . . 195--207 Hiroshi Watari and Yoshinori Isogai and Hiroyasu Nlshikawa Graphic method for determination of allosteric constants . . . . . . . . . . 209--214 William F. Harris and Ralph O. Erickson Tubular arrays of spheres: Geometry, continuous and discontinuous contraction, and the role of moving dislocations . . . . . . . . . . . . . . 215--246 Giorgio Morpurgo and Marcella Nazzaro Porro and Siro Passi and Corrado Fanelli The role of u.v. light in the control of melanogenesis . . . . . . . . . . . . . 247--254 M. G. Holmes and E. Wagner A re-evaluation of phytochrome involvement in time measurement in plants . . . . . . . . . . . . . . . . . 255--265 Zvi Grossman and Gideon Berke Tumor escape from immune elimination . . 267--296 Kenneth S. Schmitz and Brinda Ramanathan Generation of a third-order folded structure for chromatin . . . . . . . . 297--311 J. P. Mortola and S. A. Mortola Tracheal slowly adapting stretch receptors: Theoretical models . . . . . 313--320 Nalini Bhat and L. K. Pande Three-species ecosystems in a solvable model . . . . . . . . . . . . . . . . . 321--344 A. R. Watkinson Density-dependence in single-species populations of plants . . . . . . . . . 345--357 Y. Shinagawa Invalidity of the Henderson diffusion equation shown by the exact solution of the Nernst--Planck equations . . . . . . 359--364 Lawrence L. Wiseman Phase inversion in embryonic tissue engulfment experiments: Tissue size is not the important variable . . . . . . . 365--366 Harry R. Matthews Chromosome condensation in mitosis . . . 367--368 P. Jagadeeswaran and Joseph D. Cherayil A general model for the conformational switch in 5S RNA during protein synthesis . . . . . . . . . . . . . . . 369--375 Anonymous Pages 195--375 (21 March 1980) . . . . . ??
Henry C. Tuckwell and Davis K. Cope Accuracy of neuronal interspike times calculated from a diffusion approximation . . . . . . . . . . . . . 377--387 Victor A. Goltsov and Mikhail A. Mazo and Vyacheslav Z. Tarantul and Karlen G. Gasaryan Reassociation of eukaryotic DNA fragments containing interspersed repeats . . . . . . . . . . . . . . . . 389--403 R. J. Robins and B. E. Juniper Considerations of the estimation of plasmodesmatal frequencies . . . . . . . 405--409 Douglas Y. Shapiro and Roger Lubbock Group sex ratio and sex reversal . . . . 411--426 Richard L. Liboff Neuromagnetic thresholds . . . . . . . . 427--436 Denys N. Wheatley and Marget S. Inglis An intracellular perfusion system linking pools and protein synthesis . . 437--445 J. M. Boeynaems and F. R. L. Cantraine Comparison between the kinetics of heterogeneous and sequentially co-operative binding systems . . . . . . 447--456 M. N. Sabesan and Edwin T. Harper Are aromatic residues essential at the ``active sites'' of peptide hormones? 457--467 M. N. Sabesan Secondary structural and ``active site'' momologies between nerve growth factor and insulin . . . . . . . . . . . . . . 469--476 Lynn J. Groome A two-state tension-displacement model for hemoglobin-ligand binding . . . . . 477--486 F. R. de Gruul and J. C. Van Der Leun A dose-response model for skin cancer induction by chronic u.v. exposure of a human population . . . . . . . . . . . . 487--504 Carmel Armont and Yoram Palti The weighted reversal potential --- a tool to study refractoriness and regenerativity in nerves . . . . . . . . 505--515 Tom S. Tenforde Thermal aspects of electromagnetic field interactions with bound calcium ions at the nerve cell surface . . . . . . . . . 517--521 John H. McClendon The necessary distinction between metabolism and evolution: a comment on the thermodynamics of evolution . . . . 523--524 John Z. Hearon and Yoshihiko Tsukamoto Simple derivation of the function of genetic information and correction of the proof . . . . . . . . . . . . . . . 525--526 Rodney Jay Brown Application of non-linear least squares fitting to analysis of inhibition in biphasic kinetic systems . . . . . . . . 527--531 James V. Robinson A necessary modification of trivers' parent-offspring conflict model . . . . 533--535 Anonymous Pages 377--535 (7 April 1980) . . . . . ??
A. P. Brown Evidence for remnants of an ordered codon sequence and a restricted codon composition in selected proteins . . . . 537--560 Jonathan A. Gallant and John Prothero Testing models of error propagation . . 561--578 William A. Searcy Optimum body sizes at different ambient temperatures: an energetics explanation of Bergmann's rule . . . . . . . . . . . 579--593 Iván Ortega Blake A.C. cable theory and its implications on the measurements of the membrane electric parameters . . . . . . . . . . 595--621 Alan T. James Liver redox resistance: a dynamic model of gluconeogenic lactate metabolism . . 623--646 Ruth Nussinov Three dimensional structure and sequence homology determine splicing sites in eukaryotic precursor RNA . . . . . . . . 647--662 Peter J. H. Sharpe and Alan W. Nordheim Distribution model of human ovulatory cycles . . . . . . . . . . . . . . . . . 663--673 Henry C. Lyko and James X. Hartmann Ascorbate, cyclic nucleotides, citrus and a model for preventing large bowel cancer . . . . . . . . . . . . . . . . . 675--686 Matthew B. Wolf A simulation study of the anomalous osmotic behavior of red cells . . . . . 687--700 Wendy Kuhn Silk and Ralph O. Erickson Local biosynthesis rates of cytoplasmic constituents in growing tissue . . . . . 701--703 Anonymous Pages 537--703 (21 April 1980) . . . . . ??
L. Margulis and J. F. Danielli and L. Wolpert Short articles on unsolved problems . . 1--2 Hanna Parnas and Lee A. Segel A theoretical explanation for some effects of calcium on the facilitation of neurotransmitter release . . . . . . 3--29 J. Philip Ryan Information-entropy interfaces and different levels of biological organization . . . . . . . . . . . . . . 31--48 Zvi Grossman and Richard Asofsky and Charles DeLisi The dynamics of antibody secreting cell production: Regulation of growth and oscillations in the response to T-independent antigens . . . . . . . . . 49--92 Reinhard Selten A note on evolutionarily stable strategies in asymmetric animal conflicts . . . . . . . . . . . . . . . 93--101 M. B. Bahramian How bacterial ribosomes select translation initiation sites . . . . . . 103--118 S. Machlup and T. J. Sluckin Driven oscillations of a limit-cycle oscillator . . . . . . . . . . . . . . . 119--134 Kenneth B. Saunders and Hari N. Bali and Ewert R. Carson A breathing model of the respiratory system: The controlled system . . . . . 135--161 Kenneth B. Saunders Oscillations of arterial CO 2 tension in a respiratory model: Some implications for the control of breathing in exercise 163--179 Anonymous Pages 1--179 (7 May 1980) . . . . . . . ??
Sylvia A. Lappin and F. H. Malpress Proton turnover at mitochondrial coupling sites . . . . . . . . . . . . . 181--184 Yadviga Dowmont Halsey Water and its ions:Mass action control of reaction rates in lipid-protein membranes . . . . . . . . . . . . . . . 185--188 A. Cunningham and R. M. Nisbet Time lag and co-operativity in the transient growth dynamics of microalgae 189--203 Bruce E. Chalker Modeling light saturation curves for photosynthesis: An exponential function 205--215 Reiner Kühnau and Jürgen Lasch An analytical solution to the evolution of presteady state substrate and product concentration profiles in spherical enzyme supports . . . . . . . . . . . . 217--232 G. Adam Population-dynamical model of cell-density dependent growth regulation and aging of fibroblasts in vitro . . . 233--257 Sun Bok Lee and Dewey D. Y. Ryu External diffusion effects on the kinetic constants of immobilized enzyme systems . . . . . . . . . . . . . . . . 259--279 Eric L. Peterson A limit cycle interpretation of a mosquito circadian oscillator . . . . . 281--310 H. D. Chandler and H. R. Hepburn The analysis of globular proteins as defect containing cylindrical crystals 311--334 Youhanna Fares and Peter J. H. Sharpe and Charles E. Magnuson Pheromone dispersion in forests . . . . 335--359 David A. Fell Theoretical analyses of the functioning of the high- and low-$ K_m $ cyclic nucleotide phosphodiesterases in the regulation of the concentration of adenosine 3',5'-cyclic monophosphate in animal cells . . . . . . . . . . . . . . 361--385 N. F. Kastrikin Force generation and ATP hydrolysis in muscle contraction . . . . . . . . . . . 387--400 Anonymous Pages 181--400 (21 May 1980) . . . . . . ??
R. E. Reid and R. S. Hodges Co-operativity and calcium/magnesium binding to troponin C and muscle calcium binding parvalbumin: An hypothesis . . . 401--444 G. A. Parker and N. Knowlton The evolution of territory size-some ESS models . . . . . . . . . . . . . . . . . 445--476 Ilan I. Deak A model linking segmentation, compartmentalization and regeneration in Drosophila development . . . . . . . . . 477--504 Ralph Gräsbeck and Ilkka Kouvonen Pseudo-oligomer formation between related soluble and membrane-bound proteins. Implications on the attachment of proteins to receptors and membranes and the evolution of transport proteins 505--511 Karen M. Fischer Rapid evolution and histocompatibility antigen function . . . . . . . . . . . . 513--522 G. B. Calleja and M. Zuker and Byron F. Johnson and B. Y. Yoo Analyses of fission scars as permanent records of cell division in schizosaccharomyces pombe . . . . . . . 523--544 Yoh Iwasa and Ei Teramoto A criterion of life history evolution based on density dependent selection . . 545--566 Michel Treisman and John S. Collins Prior fitness and the evolutionarily stable strategy for intraspecific conflict . . . . . . . . . . . . . . . . 567--573 Hisao Honda and Goro Eguchi How much does the cell boundary contract in a monolayered cell sheet? . . . . . . 575--588 Anonymous Pages 401--588 (7 June 1980) . . . . . . ??
Klaus Jaffe Theoretical analysis of the communication system for chemical mass recruitment in ants . . . . . . . . . . 589--609 Barry Bunow Cellular enzymology: The steady-state kinetics of compartmentalized enzymes 611--627 Barry Bunow and Jean-Pierre Kernevez and Gislaine Joly and Daniel Thomas Pattern formation by reaction--diffusion instabilities: Application to morphogenesis in Drosophila . . . . . . 629--649 R. Day and F. Martino and J. Ladik Model calculation on DNA-protein interaction . . . . . . . . . . . . . . 651--653 B. Charlesworth The cost of sex in relation to mating system . . . . . . . . . . . . . . . . . 655--671 Raymond J. Matela and Robert J. Fletterick Computer simulation of cellular self-sorting: a topological exchange model . . . . . . . . . . . . . . . . . 673--690 Kihachiro Horiike and Donald B. Mccormick Effect of ligand on chemical modification of proteins. Graphical determinations of dissociation constant and number of essential residues affected by ligand binding . . . . . . . 691--708 Krzysztof Dolowy and ZdzisLaw Godlewski Computation of the erythrocyte cell membrane parameters from electrophoretical and biochemical data: Stern-like electrochemical model of the cell membrane . . . . . . . . . . . . . 709--723 John Prothero Control of stem cell proliferation: a density-dependent commitment model . . . 725--736 Sulochana Gadgil and Vidyanand Nanjundiah and Madhav Gadgil On evolutionarily stable compositions of populations of interacting genotypes . . 737--759 J. A. Fuerst Bacterial sheathed flagella and the rotary motor model for the mechanism of bacterial motility . . . . . . . . . . . 761--774 R. Rosin Paradoxes of the honey-bee ``dance language'' hypothesis . . . . . . . . . 775--800 Anonymous Pages 589--800 (21 June 1980) . . . . . ??
L. Margulis and J. F. Danielli and L. Wolpert Short articles on unsolved problems . . 1--2 P. J. Wookey A theory for the coupling of ultrastructural transformations of mitochondria to the activity of glycolysis . . . . . . . . . . . . . . . 3--11 Keslie Arminskit and Sheldon Weinbaum and Robert Pfeffer Time dependent theory for vesicular transport across vascular endothelium 13--43 William G. Bardsley and Richard Woolfson and Reg M. W. Wood Some mathematical results concerning Hessians of binding polynomials and co-operativity coefficients . . . . . . 45--51 R. Allen White A theory for the estimation of DNA synthesis rates by flow cytometry . . . 53--73 Gregory J. Brewer Exocytosis and directed movement of cytoplasmic vesicles toward the plasma membrane . . . . . . . . . . . . . . . . 75--82 H. Naora and N. J. Deacon and D. Buckle Further studies on similarity of terminal nucleotide sequences of eukaryote mRNA --- a possible mechanism of RNA splicing . . . . . . . . . . . . 83--96 Anonymous Addendum . . . . . . . . . . . . . . . . 96--97 Rolf R. Freter and Michael A. Savageau Proofreading systems of multiple stages for improved accuracy of biological discrimination . . . . . . . . . . . . . 99--123 Samarendra Basu Theoretical estimates of cathodoluminescence of giemsa stained chromosomes . . . . . . . . . . . . . . 125--151 A. H. Soloway and P. W. Lequesne Potential endogenous mutagens/carcinogens . . . . . . . . . . 153--163 J. Brian Chapman On current-voltage relations of ionic channels . . . . . . . . . . . . . . . . 165--169 Anonymous Editorial Board . . . . . . . . . . . . ifc--ifc Anonymous Pages 1--169 (7 July 1980) . . . . . . . ??
Robert E. Ulanowicz An hypothesis on the development of natural communities . . . . . . . . . . i--i John Totafurno and Charles J. Lumsden and L. E. H. Trainor Structure and function in biological hierarchies: An Ising model approach . . 171--198 Keith Tornheim Co-ordinate control of phosphofructokinase and pyruvate kinase by fructose diphosphate: a mechanism for amplification and step changes in the regulation of glycolysis in liver . . . 199--222 Robert E. Ulanowicz An hypothesis on the development of natural communities . . . . . . . . . . 223--245 William G. Bardsley and Richard Woolfson and J.-P. Mazat Relationships between the magnitude of Hill plot slopes, apparent binding constants and factorability of binding polynomials and their hessians . . . . . 247--284 Ruth Nussinov Strong adenine clustering in nucleotide sequences . . . . . . . . . . . . . . . 285--291 Sandra Zink and Charles L. Beckel and Allen C. Larson Study of conformations of the adenosine phosphates. I: Adenosine monophosphate (AMP) . . . . . . . . . . . . . . . . . 293--303 Sandra Zink and Charles L. Beckel and Allen C. Larson Study of conformations of the adenosine phosphates. II: Adenosine tri- and diphosphate (ATP, ADP) . . . . . . . . . 305--323 William I. Newman Some exact solutions to a non-linear diffusion problem in population genetics and combustion . . . . . . . . . . . . . 325--334 Alan H. Cheetham and Lee-Ann C. Hayek and Erik Thomsen Branching structure in arborescent animals: Models of relative growth . . . 335--369 Jacob S. Ishay and Revital Attia and Yosef Hochberg and Mina Goldstein (Asanta) Photoresistivity of the cuticle in the gaster segments in the ant species cataglyphis bicolor, messor arenarius and messor semirufus . . . . . . . . . . 371--379 John Haigh and Michael R. Rose Evolutionary game auctions . . . . . . . 381--397 Anonymous Pages 171--397 (21 July 1980) . . . . . ??
C. Bresch and U. Niesert and D. Harnasch Hypercycles, parasites and packages . . 399--405 M. Eigen and W. C. Gardiner and P. Schuster Hypercycles and compartments: Compartments assists --- but do not replace --- Hypercyclic organization of early genetic information . . . . . . . 407--411 Ezio Marchi and Jorge Horas On aspartate transcarbamylase kinetics 413--421 E. Levitan Estimation of ionic channel surface density from relaxational ionic and gating currents . . . . . . . . . . . . 423--427 Hans Meinhardt and Alfred Gierer Generation and regeneration of sequence of structures during morphogenesis . . . 429--450 Yoshio Hayashi Fluid-dynamical study of protoplasmic streaming in a plant cell . . . . . . . 451--467 Yoshio Hayashi Theoretical study of motive force of protoplasmic streaming in a plant cell 469--480 R. Nussinov and J. L. Sussman and E. N. Trifonov MS2 RNA has a potential to form an unusually large number of stable hairpins . . . . . . . . . . . . . . . . 481--486 J. Brian Chapman Consistency between thermodynamics and the kinetics of $n$, $m$, and $h$ in the Hodgkin--Huxley equations . . . . . . . 487--495 Philip W. Kuchel and Keith Dalziel Computer simulations of the kinetics of reversible ligand binding to a multivalent macromolecule. Consequences of negative binding co-operativity associated with changes of the association and dissociation rate constants . . . . . . . . . . . . . . . 497--505 J. Frederic Mushinski and James A. Koziol and Marina Marini Cluster analysis of aminoacyl-tRNAs from mouse plasmacytomas correlates chromatographic profiles with myeloma protein similarity, clonal origin of tumor lines, and the neoplastic nature of the tissues . . . . . . . . . . . . . 507--521 Beverly B. Lavietes and Peter S. Coleman The role of lipid metabolism in neoplastic differentiation . . . . . . . 523--542 I. Richard Lapidus Microbial chemotaxis in flowing water in the vicinity of a source of attractant or repellent . . . . . . . . . . . . . . 543--547 A. J. D. Bellett Models for the replication of linear DNA must account for the completion of both molecular ends . . . . . . . . . . . . . 549--551 Emmanuel T. Rakitzis Kinetics of irreversible enzyme inhibition: The interpretation of the fractional enzyme activity vs. extent of protein modification plot . . . . . . . 553--560 M. T. Sprackling and J. Twigg Dislocations in microtubular bundles within spermatozoa of the coccid insect Neosteingelia texana . . . . . . . . . . 561--567 Anonymous Pages 399--567 (7 August 1980) . . . . . ??
M. S. Apple and M. A. Korostyshevskiy Why many biological parameters are connected by power dependence . . . . . 569--573 Hans-Helmut Kohler and Klaus Heckmann Unidirectional fluxes in saturated single-file pores of biological and artificial membranes. II. Asymptotic behavior at high degrees of saturation 575--595 G. C. Crumplin The derivation of theoretical resistance mechanisms to antibacterial agents . . . 597--621 Johan G. van Rhijn and Ron Vodegel Being honest about one's intentions: An evolutionary stable strategy for animal conflicts . . . . . . . . . . . . . . . 623--641 J. Majkowski and L. Bramall Sensitivity of bioenergetic growth models of animals to changes in the energy balance parameters . . . . . . . 643--655 A. Jung and P. Bartholdi Turnover of multicompartment systems . . 657--663 Stewart McGavin Relationships and transformations between some nucleic acid models . . . . 665--672 John McNamara and Alasdair Houston The application of statistical decision theory to animal behaviour . . . . . . . 673--690 J. T. Duniec and S. W. Thorne A theory of charge separation, ion, electron and proton transport in photosynthetic membranes based on asymmetry of surface charges . . . . . . 691--711 Donald E. Strebel Logistic growth in the presence of non-white environmental noise . . . . . 713--738 J. M. Ferrier Extracellular ion transport . . . . . . 739--743 I. W. Richardson The metrical structure of aging (dissipative) systems . . . . . . . . . 745--756 B. C. Goodwin and L. E. H. Trainor A field description of the cleavage process in embryogenesis . . . . . . . . 757--770 Hiromasa Onda A theoretical consideration of fundamental biological phenomena on cell-specific mitosis-inhibiting protein excretion hypothesis . . . . . . . . . . 771--787 Masahiro Tanaka An application of information theory to biological evolution . . . . . . . . . . 789--806 Rolf Heller Foraging on potentially harmful prey . . 807--813 Anonymous Conference announcement . . . . . . . . 815--815 Anonymous Pages 569--815 (21 August 1980) . . . . ??
L. Margulis and J. F. Danielli and L. Wolpert Short articles on unsolved problems . . 1--2 T. Triffet and H. S. Green Information and energy flow in a simple nervous system . . . . . . . . . . . . . 3--44 Edward P. Whitehead Protein symmetry and the co-operative ligand-binding behaviour predicted by allosteric Koshland models . . . . . . . 45--82 M. G. Bulmer and P. D. Taylor Sex ratio under the haystack model . . . 83--89 I. Richard Lapidus ``Pseudochemotaxis'' by micro-organisms in an attractant gradient . . . . . . . 91--103 F. Bartha Effect of error of the quasi-steady-state approximation on the estimation of $ K_m $ and $ V_m $ from a single time curve . . . . . . . . . . . 105--115 R. T. Hersh and P. A. Kitos Is G$_1$ normally distributed? . . . . . 117--122 Thomas L. Hayden and Philip H. Crowley and Emery Wilson A model relating the incidence of meiotic trisomy to maternal age . . . . 123--136 Dikeos Soumpasis Genetic distance: a simple quantitative measure of biological relatedness . . . 137--147 Henry R. Hirsch Evolution of senescence: Influence of age-dependent death rates on the natural increase of a hypothetical population 149--168 Paul W. Ewald Evolutionary biology and the treatment of signs and symptoms of infectious disease . . . . . . . . . . . . . . . . 169--176 Juan P. Infante and George E. Houghton and John E. Kinsella A novel kinetic mechanism explaining the non-hyperbolic behavior of metal activated enzymes. Case of choline kinase from rat liver . . . . . . . . . 177--201 Anonymous Editorial Board . . . . . . . . . . . . ifc--ifc Anonymous Pages 1--201 (7 September 1980) . . . . ??
K. V. Shaitan and A. B. Rubin Effects of isotope substitution on intermolecular electron transfer in biological systems . . . . . . . . . . . 203--221 M. A. Vorotyntsev and E. M. Itskovich Primary photosynthetic processes: The problem of rapid irreversible redistribution of electronic energy . . 223--236 Yunhua Jeng and Ingming Jeng A new model for very low density lipoprotein metabolism --- Nomenclature for very low density lipoprotein derivatives . . . . . . . . . . . . . . 237--245 Nancy Moran and W. D. Hamilton Low nutritive quality as defense against herbivores . . . . . . . . . . . . . . . 247--254 Yechiel Becker Is hepatitis B virus DNA in the dane particles a partial virus genome resembling escaping genes? . . . . . . . 255--257 Harold J. Morowitz The dimensionality of niche space . . . 259--263 Eric L. Peterson and David S. Saunders The circadian eclosion rhythm in Sarcophaga argyrostoma: a limit cycle representation of the pacemaker . . . . 265--277 Reinhart Heinrich and Tom A. Rapoport Mathematical modelling of translation of mRNA in eucaryotes; steady states, time-dependent processes and application to reticulocytest . . . . . . . . . . . 279--313 Daniel J. Schoen Half tetrad analysis in angiosperms . . 315--322 Len Nunney Density compensation, isocline shape and single-level competition models . . . . 323--349 Toshiyuki Namba Density-dependent dispersal and spatial distribution of a population . . . . . . 351--363 L. Bass Flow dependence of first-order uptake of substances by heterogeneous perfused organs . . . . . . . . . . . . . . . . . 365--376 Philip H. Crowley and Susan C. Straley and Robert J. Craig and Joseph D. Culin and \ldots Joseph P. Straley A model of prey bacteria, predator bacteria, and bacteriophage in continuous culture . . . . . . . . . . . 377--400 M. I. Granero-Porati and A. Porati and L. Zani Informational parameters of an exact DNA base sequence . . . . . . . . . . . . . 401--403 J. G. Linhart Forgetting time in coupled, parallel channels . . . . . . . . . . . . . . . . 405--408 Anonymous Pages 203--408 (21 September 1980) . . . ??
P. D. Taylor and M. G. Bulmer Local mate competition and the sex ratio 409--419 N. B. Grover and A. Zaritsky and C. L. Woldringh and R. F. Rosenberger Dimensional rearrangement of rod-shaped bacteria following nutritional shift-up. I. Theory . . . . . . . . . . . . . . . 421--439 C. L. Woldringh and N. B. Grover and R. F. Rosenberger and A. Zaritsky Dimensional rearrangement of rod-shaped bacteria following nutritional shift-up. II. Experiments with \bionameEscherichia coli Br . . . . . . . . . . . . . . . . 441--454 Leon Glass and Carl Graves and Gino A. Petrillo and Michael C. Mackey Unstable dynamics of a periodically driven oscillator in the presence of noise . . . . . . . . . . . . . . . . . 455--475 David A. Deranleau and Th. Binkert and Peter Bally Estimation of the saturation fraction of bound fluorescent ligands from the intensity and anisotropy of the emission 477--485 S. Harguindey and M. Gillis Evolution and cancer: Possible relationships to changes in environmental hydrogen ion concentration 487--492 K. C. Smith and C. E. Magnuson and J. D. Goeschl and D. W. DeMichele A time-dependent mathematical expression of the münch hypothesis of phloem transport . . . . . . . . . . . . . . . 493--505 Michael L. Brines Dynamic patterns of skylight polarization as clock and compass . . . 507--512 J. Douglas Brailsford and Ralph A. Korpman and Brian S. Bull Crenation and cupping of the red cell: a new theoretical approach. Part I. Crenation . . . . . . . . . . . . . . . 513--529 J. Douglas Brailsford and Ralph A. Korpman and Brian S. Bull Crenation and cupping of the red cell: a new theoretical approach. Part II. Cupping . . . . . . . . . . . . . . . . 531--546 Mitsuo Kawato and Ryoji Suzuki Two coupled neural oscillators as a model of the circadian pacemaker . . . . 547--575 R. A. Thuraisingham and S. H. M. Nilar A theoretical study of the carcinogenic nature of some aromatic amines . . . . . 577--580 Richard B. Jones and Charles K. Lumpkin and James R. Smith A stochastic model for cellular senescence. Part I. Theoretical considerations . . . . . . . . . . . . . 581--592 J. T. Manning and J. Jenkins The ``balance'' argument and the evolution of sex . . . . . . . . . . . . 593--601 Leonard E. Maroun Interferon action and chromosome 21 trisomy . . . . . . . . . . . . . . . . 603--606 Anonymous Pages 409--606 (7 October 1980) . . . . ??
Anonymous On the mechanics and energetics of the nectar feeding in butterflies: J. G. Kingsolver and T. L. Daniel, J. theor. Biol. (1979) \bf 76, 167--179 . . . . . I R. H. Smith and R. Mead The dynamics of discrete-time stochastic models of population growth . . . . . . 607--627 Willy Van Driessche and Heinz Gögelein Attenuation of current and voltage noise signals recorded from epithelia . . . . 629--648 J. Bernhardt and E. Neumann Analysis of gated flux from or into sealed membrane fragments . . . . . . . 649--661 P. Maróti and G. Laczkó and L. Szalay Determination of the distance law of the transfer of electronic excitation energy 663--671 Robert Siminoff Modeling of the vertebrate visual system. I. Wiring diagram of the cone retina . . . . . . . . . . . . . . . . . 673--708 J. M. Cushing Model stability and instability in age structured populations . . . . . . . . . 709--730 D. L. Ypey and W. P. M. VanMeerwijk and C. Ince and G. Groos Mutual entrainment of two pacemaker cells. A study with an electronic parallel conductance model . . . . . . . 731--755 L. I. Krishtalik Catalytic acceleration of reactions by enzymes. Effect of screening of a polar medium by a protein globule . . . . . . 757--771 Malte Andersson Why are there so many threat displays? 773--781 Willi Schmidt and Ulrich Schneeweiss and Eva-Maria Fabricius A new principle of specificity in anaerobic infections-Mathematical model of mitosis-stimulated bacterial growth. The application of the tumor-tetanus phenomenon . . . . . . . . . . . . . . . 783--802 Trevor J. C. Beebee Quantitative regulation of transcription in eurkaryotes: Theoretical considerations of RNA polymerase involvement . . . . . . . . . . . . . . 803--815 Anonymous Pages 607--815 (21 October 1980) . . . . ??
Shoshana L. Hardt A measurable consequence of the Mitchell theory of phosphorylation . . . . . . . 1--7 Jeffrey S. Wicken A thermodynamic theory of evolution . . 9--23 Roger L. Jungerman and Bruce Rosenblum Magnetic induction for the sensing of magnetic fields by animals --- an analysis . . . . . . . . . . . . . . . . 25--32 Samuel Karlin Measures of enzyme co-operativity . . . 33--54 Robin Craig Sex ratio changes and the evolution of eusociality in the hymenoptera: Simulation and games theory studies . . 55--70 M. Genest and F. Vovelle and M. Ptak and B. Maigret and S. Premilat Hydration of peptides. I. Calculation of accessible surface areas for several conformations of a cyclic dipeptide . . 71--84 F. Vovelle and M. Genest and M. Ptak and B. Maigret and S. Premilat Hydration of peptides. II. Determination of the preferred sites of interactions of a cyclic dipeptide with water . . . . 85--95 Richard J. Smith Rethinking allometry . . . . . . . . . . 97--111 John H. McClendon The evolution of the chemical isotopes as an analog of biological evolution . . 113--128 James A. Ruffner and Nick Sperelakis and James E. Mann Application of the Hodgkin--Huxley equations to an electric field model for interaction between excitable cells . . 129--152 Edward P. Whitehead Mixed and uniform co-operativity of ligand binding to multisite proteins: the co-operativity types allowed by the adair equation and conditions for them 153--170 L. Alberghina and L. Mariani and E. Martegani Analysis of a model of cell cycle in eukaryotes . . . . . . . . . . . . . . . 171--188 M. B. Pyshnov Topological solution for cell proliferation in intestinal crypt. I. Elastic growth without cell loss . . . . 189--200 Richard A. Kiltie Application of search theory to the analysis of prey aggregation as an antipredation tactic . . . . . . . . . . 201--206 William McConnaughey Letter to the editor . . . . . . . . . . 207--209 Anonymous Editorial Board . . . . . . . . . . . . ifc--ifc Anonymous Pages 1--209 (7 November 1980) . . . . . ??
Ralph Bloch and David Ingram and George D. Sweeney and Khursheed Ahmed and C. John Dickinson MacDope: a simulation of drug disposition in the human body. Mathematical considerations . . . . . . 211--236 Jens Feder Random sequential adsorption . . . . . . 237--254 Stephen I. Rothstein Reciprocal altruism and kin selection are not clearly separable phenomena . . 255--261 P. Boldrini Ferroelectricity in the arterial wall: a new physical component of atherosclerosis . . . . . . . . . . . . 263--273 Henry C. Tuckwell and Frederick Y. M. Wan The response of a nerve cylinder to spatially distributed white noise inputs 275--295 Geoffrey T. Evans Instability induced by shear diffusion 297--306 Robert Siminoff Modeling of the vertebrate visual system. II. Application to the turtle cone retina . . . . . . . . . . . . . . 307--347 Louis D. Homer and Paul K. Weathersby The variance of the distribution of traversal times in a capillary bed . . . 349--377 W. G. S. Hines An evolutionarily stable strategy model for randomly mating diploid populations 379--384 Charles A. Eldridge A theory of Brownian coagulation in a bounded planar region . . . . . . . . . 385--400 S. Noor Mohammad and A. J. Hopfinger Chemical reactivity of a methyldiazonium ion with nucleophilic centers of DNA bases . . . . . . . . . . . . . . . . . 401--419 Anonymous Pages 211--419 (21 November 1980) . . . ??
Frank Papentin On order and complexity. I. General considerations . . . . . . . . . . . . . 421--456 R. Rosin The honey-bee ``dance language'' hypothesis and the foundations of biology and behavior . . . . . . . . . . 457--481 Garry A. T. Mahon and Peter McWilliam and Robert L. Gordon and David J. McConnell The time course of transcription . . . . 483--515 Brian Charlesworth The cost of meiosis with alternation of sexual and asexual generations . . . . . 517--528 George S. Innis and James W. Haefner A neutral model of community organization . . . . . . . . . . . . . . 529--558 Nigel Gains The determination of the kinetic parameters of a carrier mediated transport process in the presence of an unstirred water layer . . . . . . . . . 559--568 Roger V. Jean A systemic model of growth in botanometry . . . . . . . . . . . . . . 569--584 Henry H. Huang Chemical reaction of DNA with cross-linking agents: Influences of base permutation on chemical reactivity . . . 585--596 Henry H. Huang Detection and differentiation of cross-link formation in an eucaryotic DNA population . . . . . . . . . . . . . 597--608 Eberhard G. Trams and Heather Kaufmann and Geoffrey Burnstock A proposal for the role of ecto-enzymes and adenylates in traumatic shock . . . 609--621 Anonymous Errata . . . . . . . . . . . . . . . . . 623--623 Anonymous Pages 421--623 (7 December 1980) . . . . ??
M. Prabhakaran and P. K. Ponnuswamy Spatial assignment of amino acid residues in globular proteins: An approach from information theory . . . . 623--637 William P. Bryan The thermodynamics of water-protein interactions . . . . . . . . . . . . . . 639--661 S. V. Talekar and D. C. Mikulecky and C. M. Gary-Bobo A new current expression for selective ion permeation across membranes . . . . 663--669 Hans J. Bremermann Sex and polymorphism as strategies in host-pathogen interactions . . . . . . . 671--702 R. S. Callow and I. Gladwell Chromosome synapsis in hexaploids . . . 703--722 Neal Burres and A. Keith Dunker Membrane transport through $ \alpha $-heltical bundles. IV. Preliminary model building investigation of helix-helix interactions . . . . . . . . 723--736 Edward A. Johnson and J. Brian Chapman and J. Mailen Kootsey Some electrophysiological consequences of electrogenic sodium and potassium transport in cardiac muscle: a theoretical study . . . . . . . . . . . 737--756 R. L. Elliott and G. L. Amidon and E. N. Lightfoot A convective mass transfer model for determining intestinal wall permeabilities: laminar flow in a circular tube . . . . . . . . . . . . . 757--771 Keith Horsfield Are diameter, length and branching ratios meaningful in the lung? . . . . . 773--784 Rolf F. Hoekstra Why do organisms produce gametes of only two different sizes? Some theoretical aspects of the evolution of anisogamy 785--793 Toshiyuki Namba and Masayasu Mimura Spatial distribution of competing populations . . . . . . . . . . . . . . 795--814 John Hartung Parent-offspring conflict --- a retraction . . . . . . . . . . . . . . . 815--817 Larry D. Reed Neighbor distances in culture media . . 819--821 Anonymous Pages 623--821 (1980) . . . . . . . . . ??
Antonio Casolari A model describing microbial inactivation and growth kinetics . . . . 1--34 Jeremy H. A. Fields and James F. Quinn Some theoretical considerations on cytosolic redox balance during anaerobiosis in marine invertebrates . . 35--45 H. Bremer and Lily Chuang The cell cycle in \bionameEscherichia coli B/r . . . . . . . . . . . . . . . . 47--81 H. E. Wichmann and M. D. Gerhardts Platelet survival curves in man considering the splenic pool . . . . . . 83--101 Brian Charlesworth and Eric L. Charnov Kin selection in age-structured populations . . . . . . . . . . . . . . 103--119 Kuldeep Bhatia and Susan R. Wilson The application of gene diversity analyses to surname diversity data . . . 121--133 John R. Silvius and Ronald N. McElhaney Non-linear Arrhenius plots and the analysis of reaction and motional rates in biological membranes . . . . . . . . 135--152 Josette Weinberg and V. Em. Sahini Xylidine isomers. VII. Structure-hepatotoxic activity relationships of some xylidines . . . . 153--159 J. D. Murray A Pre-pattern formation mechanism for animal coat markings . . . . . . . . . . 161--199 Anonymous Editorial Board . . . . . . . . . . . . ifc--ifc Anonymous Pages 1--199 (7 January 1981) . . . . . ??
Edward F. Pate and Garrett M. Odell A computer simulation of chemical signaling during the aggregation phase of \bionameDictyostelium discoideum . . 201--239 James O. Gailit and Dixie W. Frederiksen Possible palindromic DNA . . . . . . . . 241--243 Charles Eric Brown Interactions among carnosine, anserine, ophidine and copper in biochemical adaptation . . . . . . . . . . . . . . . 245--256 Kenzi Ishida Non-equilibrium thermodynamics of the selection of biological macromolecules 257--273 L. Bruce Weekley On the neurogenic-neuroendocrine regulation of the pancreas . . . . . . . 275--278 L. A. Kuehn Implications of athlete's bradycardia on lifespan . . . . . . . . . . . . . . . . 279--286 James A. MacMahon and David J. Schimpf and Douglas C. Andersen and Kimberly G. Smith and Robert L. Bayn An organism-centered approach to some community and ecosystem concepts . . . . 287--307 Robert B. Spertell On the transmission of external pressure fluctuations to the cerebrospinal fluid 309--321 R. Charles Bell and John E. Hunter Periodic majority recoding and reverberatory memory . . . . . . . . . . 323--332 E. Platt and B. Robson and I. H. Hillier Ab initio refinement of an orbital-centred force field for biomolecules: Orbital localisation and parameterisation of the C--O--P(O$_2$)--O--C fragment of nucleotides . . . . . . . . . . . . . . 333--353 E. Aarnæs and E. Thorud and O. P. Clausen Model analysis of circadian rhythms in mouse epidermal basal cell proliferation 355--370 Julian Lewis Simpler rules for epimorphic regeneration: The polar-coordinate model without polar coordinates . . . . . . . 371--392 Anonymous Pages 201--392 (21 January 1981) . . . . ??
G. Kh. Kananyan and V. A. Ratner and R. N. Tchuraev Enlarged model of lambda phage ontogenesis . . . . . . . . . . . . . . 393--407 Marc J. Shulman and Charles M. Steinberg and Nicholas Westmoreland The coding function of nucleotide sequences can be discerned by statistical analysis . . . . . . . . . . 409--420 Janette M. Stanford and Tai Te Wu A predictive method for determining possible three-dimensional foldings of immunoglobulin backbones around antibody combining sites . . . . . . . . . . . . 421--439 Janardan Singh Yadav and Harald Labischinski and Gerhard Barnickel and Hans Bradaczek Quantum chemical studies on the conformational structure of bacterial peptidoglycan. I. MNDO calculations on the glycan moiety . . . . . . . . . . . 441--457 Isak Bivas and Alexander G. Petrov Flexoelectric and steric interactions between two bilayer lipid membranes resulting from their curvature fluctuations . . . . . . . . . . . . . . 459--483 Bernd Kaina and Armin Meister On time dependency of frequency and distribution of chromatid aberrations induced by mutagens with delayed effects. An interpretation . . . . . . . 485--501 Isao Katsura Assembly systems in molecular biology: a graph theory of genetic complementation between two related species . . . . . . 503--512 Darryl G. Stout Dehydration strain avoidance and tolerance in plant cold hardiness . . . 513--521 Cs. Fajszi and J. Czégé Amplification of asymmetry in polymerization . . . . . . . . . . . . . 523--531 Frederik W. Wiegel and Alan S. Perelson Configurations of a polymeric antigen adsorbed to a B-cell membrane . . . . . 533--568 Anjan Dasgupta and Dillip Sen and Jyotirmoy Das On membrane transport and internal entropy production . . . . . . . . . . . 569--574 D. C. Mikulecky and J. J. Feher The relation between local and global transport parameters in an epithelial membrane having an asymmetric transport mechanism . . . . . . . . . . . . . . . 575--587 Michael D. Breed and Marc Bekoff Individual recognition and social relationships . . . . . . . . . . . . . 589--593 C. J. Barnard and Theodore Burke Individuals as assessment units --- reply to Breed and Bekoff . . . . . . . 595--597 Anonymous Pages 393--597 (7 February 1981) . . . . ??
Raima Larter and Peter Ortoleva A theoretical basis for self-electrophoresis . . . . . . . . . . 599--630 Clas Blomberg and Måns Ehrenberg Energy considerations for kinetic proofreading in biosynthesis . . . . . . 631--670 Ingemar Lundstrom and Class Nylander A possible model for receptors in excitable membranes . . . . . . . . . . 671--683 Hilary J. Powers and D. I. Thurnam and A. E. Dugdale Is red blood cell survival limited by the activity of a critical enzyme? . . . 685--691 J. Day and C. R. Willis Determination of the single chain density of states for membrane systems 693--718 R. M. Schoolfield and P. J. H. Sharpe and C. E. Magnuson Non-linear regression of biological temperature-dependent rate models based on absolute reaction-rate theory . . . . 719--731 Robert Abugov Non-linear benefits and the evolution of eusociality in the hymenoptera . . . . . 733--742 Robert Abugov and Richard E. Michod On the relation of family structured models and inclusive fitness models for kin selection . . . . . . . . . . . . . 743--754 J. P. W. Young Sib competition can favour sex in two ways . . . . . . . . . . . . . . . . . . 755--756 Robin Craig The theoretical possibility of reverse translation of proteins into genes . . . 757--760 Anonymous Pages 599--760 (21 February 1981) . . . ??
J. Galvez and R. Varon I. Transient phase kinetics of enzyme reactions . . . . . . . . . . . . . . . 1--17 J. Galvez and R. Varon and F. Garcia Canovas II. Transient phase of two-substrate enzyme systems . . . . . . . . . . . . . 19--35 J. Galvez and R. Varon and F. G. Carmona III. Kinetics of enzyme reactions with inactivation steps . . . . . . . . . . . 37--44 M. K. Volkenstein Simple physical presentation of enzymatic catalysis . . . . . . . . . . 45--51 Jean-Pierre Mazat and Pierre-Vincent Graves and Bernard Labouesse Coupling in relaxation experiments as a diagnostic tool to discriminate among different antico-operative models . . . 53--67 Alan Hastings Simultaneous stability of $ D = 0 $ and $ D \neq 0 $ for multiplicative viabilities at two loci: An analytical study . . . . . . . . . . . . . . . . . 69--81 Leda Murlas Cosmides and John Tooby Cytoplasmic inheritance and intragenomic conflict . . . . . . . . . . . . . . . . 83--129 Walter M. Elsasser Principles of a new biological theory: a summary . . . . . . . . . . . . . . . . 131--150 R. McMurtrie Suppression and dominance of trees with overlapping crowns . . . . . . . . . . . 151--174 Joan M. Herbers Reliability theory and foraging by ants 175--189 Andrezej Jerzmanowski and Krzysztof Staron Can phosphorylation of histone H1 be responsible for chromatin condensation in mitosis? . . . . . . . . . . . . . . 191--194 Anonymous Editorial Board . . . . . . . . . . . . ifc--ifc Anonymous Pages 1--194 (7 March 1981) . . . . . . ??
G. E. Amidon and N. F. H. Ho and A. B. French and W. I. Higuchi Predicted absorption rates with simultaneous bulk fluid flow in the intestinal tract . . . . . . . . . . . . 195--210 Angelos C. Economos The largest land mammal . . . . . . . . 211--214 Anonymous Addendum . . . . . . . . . . . . . . . . 214--215 Alain Amar-Costesec and Henri Beaufay A structural basis of enzymic heterogeneity within liver endoplasmic reticulum . . . . . . . . . . . . . . . 217--230 Gabor Kemeny and Joseph P. Straley and Katherine A. Strong Single file ion diffusion and the schmoluchowski equation . . . . . . . . 231--247 E. C. Zeeman Dynamics of the evolution of animal conflicts . . . . . . . . . . . . . . . 249--270 Tomohiro Manabe Mathematical expression for the rate of initiation and certain prediction on the non-competitive binding operon: the \bionameEscherichia coli lactose operon 271--302 L. Bass Functional zones in rat liver: The degree of overlap . . . . . . . . . . . 303--319 Anthony S. T. Chiang and Robert W. Thompson The age distribution from continuous biochemical reactors with cell reproduction by mitosis . . . . . . . . 321--333 Anonymous Pages 195--333 (21 March 1981) . . . . . ??
C. A. Arenas and N. Lacourly and A. Sepúlveda and J. C. Tohá Biological molecular information and its representation . . . . . . . . . . . . . 335--339 Janice O. Tsokos and Juan J. Angulo and Chris P. Tsokos and Truett L. Smith Sequential analysis of the influence of sex on the spread of the disease variola minor . . . . . . . . . . . . . . . . . 341--351 Axel Hunding Possible prepatterns governing mitosis: The mechanism of spindle-free chromosome movement in Aulacantha scolymantha . . . 353--385 Robert B. Nachbar and Thomas Hellman Morton A Gas chromatographic (GLPC) model for the sense of smell. Variation of olfactory sensitivity with conditions of stimulation . . . . . . . . . . . . . . 387--407 Michel Treisman The significance of immunity restriction by the major histocompatibility complex, and of the occurrence of high polymorphism at MHC loci: Two hypotheses 409--421 V. P. Saxena and D. Arya Steady-state heat distribution in epidermis, dermis and subdermal tissues 423--432 J. Job Faber and Lori L. Woods The use of chemical analyses of umbilical cord blood for the computation of instantaneous fetal growth . . . . . 433--448 Kenichi Aoki and Michael Moody One- and two-locus models of the origin of worker behavior in hymenoptera . . . 449--474 James White The allometric interpretation of the self-thinning rule . . . . . . . . . . . 475--500 Krzysztof Staron and Andrzej Jerzmanowski Model of mitosis based on antagonistic changes of intracellular concentration of free calcium and magnesium ions . . . 501--511 Howard B. Stauffer Distributions for Fraser's spatial indicators . . . . . . . . . . . . . . . 513--522 Gerald Borgia and James Blick Sexual competition and the evolution of hermaphroditism . . . . . . . . . . . . 523--532 Ellen D. Yorke Sensitivity of pigeons to small magnetic field variations . . . . . . . . . . . . 533--537 Anonymous Pages 335--537 (7 April 1981) . . . . . ??
Stephen R. Carpenter Decay of heterogeneous detritus: a general model . . . . . . . . . . . . . 539--547 Sòren Johansen and Sussane Keiding A family of models for the elimination of substrate in the liver . . . . . . . 549--556 Irina V. Uryvaeva Biological significance of liver cell polyploidy: an hypothesis . . . . . . . 557--571 L. Wiese On the evolution of anisogamy from isogamous monoecy and on the origin of sex . . . . . . . . . . . . . . . . . . 573--580 Kuo-Chen Chou Two new schematic rules for rate laws of enzyme-catalysed reactions . . . . . . . 581--592 Karen Beck A mathematical model of T-cell effects in the humoral immune response . . . . . 593--610 Calvin B. Harley Learning the evolutionarily stable strategy . . . . . . . . . . . . . . . . 611--633 Bruce Griffing A theory of natural selection incorporating interaction among individuals. I. The modeling process . . 635--658 Bruce Griffing A theory of natural selection incorporating interaction among individuals. II. Use of related groups 659--677 Bruce Griffing A theory of natural selection incorporating interaction among individuals. III. Use of random groups of inbred individuals . . . . . . . . . 679--690 Bruce Griffing A theory of natural selection incorporating interaction among individuals. IV. Use of related groups of inbred individuals . . . . . . . . . 691--710 B. E. S. Gunning and R. J. Robins and B. E. Juniper Considerations of the estimation of plasmodesmatal frequencies: Emendations to a previous paper by Robins and Juniper . . . . . . . . . . . . . . . . 711--713 Adam S. Wilkins Eukaryotic chromosome replication and the radial loop model . . . . . . . . . 715--717 Anonymous Pages 539--717 (21 April 1981) . . . . . ??
S. N. Singh and K. C. Chakrabarty and D. Barman On estimating the risk of conception from observations on first conceptive delays . . . . . . . . . . . . . . . . . 1--7 Nils Chr. Stenseth On Chitty's theory for fluctuating populations: The importance of genetic polymorphism in the generation of regular density cycles . . . . . . . . . 9--36 Alan Y. K. Wong A model of excitation-contraction coupling of mammalian cardiac muscle . . 37--61 Alexander L. Dounce Origin of life-proposed mechanisms for primeval polynucleotide and peptide chain synthesis . . . . . . . . . . . . 63--79 Michael J. Orlove The elevator effect or a lift in a lift: How a locus in neutral equilibrium can provide a free ride for a neutral allele at another locus . . . . . . . . . . . . 81--100 Ilca M\uargineanu and Victor Ghetie A selective model of plasma protein catabolism . . . . . . . . . . . . . . . 101--110 Takeo Maruyama and Hirotami T. Imai Evolutionary rate of the mammalian karyotype . . . . . . . . . . . . . . . 111--121 Lester L. Shipman Theoretical study of the binding site and mode of action for photosystem II herbicides . . . . . . . . . . . . . . . 123--148 Bruce Grant The safe-neighborhood hypothesis of junk DNA . . . . . . . . . . . . . . . . . . 149--150 S. Svetina Protein induction process and stochastic nature of cell commitment to proliferation and differentiation . . . 151--158 Anonymous Erratum . . . . . . . . . . . . . . . . 159--159 Anonymous Editorial Board . . . . . . . . . . . . ifc--ifc Anonymous Pages 1--159 (7 May 1981) . . . . . . . ??
G. V. Bugrii and V. V. Kukhtin The effect of electron transport on the kinetics of the manganese-containing superoxide dismutase from Bacillus stearothermophilus . . . . . . . . . . . 161--167 A. Belmont and C. Nicolini Polyelectrolyte theory and chromatin-DNA quaternary structure: Role of ionic strength and Hl histone . . . . . . . . 169--179 Ted J. Case and Edward A. Bender Is recombination advantageous in fluctuating and spatially heterogeneous environments? . . . . . . . . . . . . . 181--190 G. P. Gladyshev and M. M. Khasanov Optical activity and evolution . . . . . 191--198 Benjamin Y. Klein Can tumorigenesis result from in vivo ``transfection'' of a normal cell with DNA escaped from disintegrating nontransformed cells? . . . . . . . . . 199--211 Egbert Giles Leigh The average lifetime of a population in a varying environment . . . . . . . . . 213--239 Laszlo Endrenyi and Fung-Yee Chan Optimal design of experiments for the estimation of precise hyperbolic kinetic and binding parameters . . . . . . . . . 241--263 John E. MacCarthy and John J. Kozak A dynamic model for in vivo virus replication . . . . . . . . . . . . . . 265--281 N. A. Troitsky and S. E. Dromashko Conjugational chromosome transfer-Complete or partial? Kinetics of chromosome transfer in bacterial conjugation . . . . . . . . . . . . . . 283--291 Page R. Painter and Richard D. Bliss Reconsideration of the theory of oscillatory repression . . . . . . . . . 293--298 Anonymous Enlarged model of lambda phage ontogenesis: G. Kh. Kananyan, V. A. Ratner and R. N. Tchuraev . . . . . . . 299--299 G. Kh. Kananyan and V. A. Ratner and R. N. Tchuraev Enlarged model of lambda phage ontogenesis . . . . . . . . . . . . . . 301--315 Anonymous Pages 161--315 (21 May 1981) . . . . . . ??
V. Sitaramam and M. K. Janardana Sarma Does sucrose space exist? . . . . . . . 317--336 D. R. Matteson and M. E. Kriebel and F. Llados A statistical model indicates that miniature end-plate potentials and unitary evoked end-plate potentials are composed of subunits . . . . . . . . . . 337--363 M. J. Sculley and L. W. Nichol and D. J. Winzor Interactions between micellar ligand systems and acceptors: Forms of binding curves . . . . . . . . . . . . . . . . . 365--376 Gita Subba Rao and R. S. Tyagi and R. K. Mishra Calculation of the minimum energy conformation of biomolecules using a global optimization technique I. Methodology and application to a model molecular fragment (Normal pentane) . . 377--389 Gita Subba Rao and R. S. Tyagi and R. K. Mishra Calculation of the minimum energy conformation of biomolecules using a global optimization technique II. Conformation of N-acetylglycine N-methyl amide, a model dipeptide unit . . . . . 391--395 Kenneth T. Izutsu Theory and measurement of the buffer value of bicarbonate in saliva . . . . . 397--403 John L. Anderson Configurational effect on the reflection coefficient for rigid solutes in capillary pores . . . . . . . . . . . . 405--426 Patricia Cohen and Barbara Connetta and Douglas Dix and John Flannery The incidence of hematologic tumours: a cellular model for the age dependence 427--436 George H. Weiss and Ivan G. Darvey A note on the choice of substrate concentration in enzyme kinetic experiments . . . . . . . . . . . . . . 437--439 Denis L. Fox Presumed carbaminoprotein equilibria and free energy exchanges in reversible carbon dioxide narcosis of protoplasm 441--443 Anonymous Pages 317--443 (7 June 1981) . . . . . . ??
Masao Nagasawa An application of the segregation model for septation of \bionameEscherichia coli . . . . . . . . . . . . . . . . . . 445--455 M. Zamir Three-dimensional aspects of arterial branching . . . . . . . . . . . . . . . 457--476 Anders Eriksson and Peter Lindner and Olle Mårtensson Molecular properties and odour. Effects of substituents on pyridine and pyridine odour . . . . . . . . . . . . . . . . . 477--486 I. Simon Possible mechanism for the dynamic stabilization of protein structure . . . 487--493 Lois A. Abbott and Aristid Lindenmayer Models for growth of clones in hexagonal cell arrangements: Applications in Drosophila wing disc epithelia and plant epidermal tissues . . . . . . . . . . . 495--514 P. T. Saunders and M. W. Ho On the increase in complexity in evolution II. The relativity of complexity and the principle of minimum increase . . . . . . . . . . . . . . . . 515--530 P. E. Rapp and A. I. Mees and C. T. Sparrow Frequency encoded biochemical regulation is more accurate than amplitude dependent control . . . . . . . . . . . 531--544 V. A. Drake Target density estimation in radar biology . . . . . . . . . . . . . . . . 545--571 Anonymous Pages 445--571 (21 June 1981) . . . . . ??
V. K. Fedyanin and L. V. Yakushevich The exciton spectrum of the alpha-helical protein molecule model . . 1--11 Hubert P. Yockey Self organization origin of life scenarios and information theory . . . . 13--31 Stewart McGavin Some formal consequences of a specific association between double stranded nucleic acid molecules-Properties of multistranded structures . . . . . . . . 33--40 Gilbert V. Levin and Patricia A. Straat Antarctic soil no. 726 and implications for the Viking labeled release experiment . . . . . . . . . . . . . . . 41--45 A. G. Craig A proposed modification to the microdosimetric theory of RBE . . . . . 47--61 J. V. Neal and C. S. Potten A critical assessment of the intestinal proliferon hypothesis . . . . . . . . . 63--70 Rupert de Wachter The number of repeats expected in random nucleic acid sequences and found in genes . . . . . . . . . . . . . . . . . 71--98 S. I. Rubinow and Lee A. Segel and Witta Ebel A mathematical framework for the study of morphogenetic development in the slime mold . . . . . . . . . . . . . . . 99--113 M. Charton Protein folding and the genetic code: An alternative quantitative model . . . . . 115--123 Hanna Parnas and Lee A. Segel A theoretical study of calcium entry in nerve terminals, with application to neurotransmitter release . . . . . . . . 125--169 S. B. Shears The mitochondrial protonic electrochemical potential difference as a point of hormone action. II. New proposals for the activity of glucagon 171--189 Jon Seger Kinship and covariance . . . . . . . . . 191--213 L. W. Nichol and M. J. Sculley and P. D. Jeffrey and R. D. Teasdale Cross-linking interactions in systems of three reactants: Theory pertaining to their experimental elucidation . . . . . 215--230 Charles E. Robinson The molecule-group schema of memory storage . . . . . . . . . . . . . . . . 231--232 G. Bartosz Non-specific reactions: Molecular basis for ageing . . . . . . . . . . . . . . . 233--235 Anonymous Possible interactions between alkoxy amphetamines and brain serotonin receptors . . . . . . . . . . . . . . . 237--239 Anonymous Editorial Board . . . . . . . . . . . . ifc--ifc Anonymous Pages 1--239 (7 July 1981) . . . . . . . ??
Cornelia Zaciu Microscopical significance of the critical characteristics of stimuli in excitation processes, as revealed by spectral analysis . . . . . . . . . . . 241--254 Joseph S. Fulda The logistic equation and population decline . . . . . . . . . . . . . . . . 255--259 Lynn C. Klotz and Roger L. Blanken A practical method for calculating evolutionary trees from sequence data 261--272 Allen M. Waxman A continuum approach to blood vessel growth: Axisymmetric elastic structures 273--301 Leela Krishnan and Engikolai C. Krishnan and William R. Jewell Energy kinetics and role of nutrition in cancer patients . . . . . . . . . . . . 303--320 D. Hafner and U. Borchard and O. Richter and M. Neugebauer Parameter estimation in Hodgkin--Huxley-Type equations for membrane action potentials in nerve and heart muscle . . . . . . . . . . . . . . 321--345 Yasushi Kubota and Sho Takahashi and Ken Nishikawa and Tatsuo Ooi Homology in protein sequences expressed by correlation coefficients . . . . . . 347--361 Jorge M. Soberon and Carlos Martinez Del Rio The dynamics of a plant-pollinator interaction . . . . . . . . . . . . . . 363--378 T. F. Smith and M. S. Waterman Overlapping genes and information theory 379--380 H. P. Yockey Rebuttal of ``overlapping genes and information theory'' . . . . . . . . . . 381--382 Anonymous Pages 241--382 (21 July 1981) . . . . . ??
W. H. Olson and R. B. Cumming Chemical mutagens: Dosimetry, Haber's rule and linear systems . . . . . . . . 383--395 David Meredith and Jack Tomlinson Simultaneous sensory adaptation to light 397--415 Ian A. Webster The dynamics of an open, isothermal homogeneous, single enzyme, two substrate system . . . . . . . . . . . . 417--428 Nalini Bhat and L. K. Pande Three-step food chains in Gompertz and Lotka--Volterra models . . . . . . . . . 429--435 Robert Siminoff Modelling of the vertebrate visual system 3. Topological analysis of the cone mosaic . . . . . . . . . . . . . . 437--476 R. L. Humphries A computer simulation of the binding between flexible ligands and their polymeric receptor binding sites . . . . 477--491 A. S. Cheung and B. F. Gray The sliding filament model of muscle contraction. III. Stability analysis and sinusoidal perturbations . . . . . . . . 493--506 A. S. Cheung and B. F. Gray The sliding filament model of muscle contraction. IV. The effect of variation of ATP concentration . . . . . . . . . . 507--513 A. L. Thornley and A. Harington Diploidy and sex as the selective advantages for retaining genes transferred from mitochondrial and plastid ancestors in the nuclear genome 515--523 Anonymous Erratum . . . . . . . . . . . . . . . . 525--525 Anonymous Pages 383--525 (7 August 1981) . . . . . ??
Tomohiro Manabe Theory of regulation by the attenuation mechanism: stochastic model for the attenuation of the \bionameEscherichia coli tryptophan operon . . . . . . . . . 527--544 Marcello Barbieri The ribotype theory on the origin of life . . . . . . . . . . . . . . . . . . 545--601 Scott M. Williams On the applicability of game theory to evolution: a response . . . . . . . . . 603--605 Robert A. Herendeen Energy intensities in ecological and economic systems . . . . . . . . . . . . 607--620 H.-J. Wagner The minimum number of mutations in an evolutionary network . . . . . . . . . . 621--636 Chou Kuo-Chen and Liu Wei Min Graphical rules for non-steady state enzyme kinetic . . . . . . . . . . . . . 637--654 Anonymous Pages 527--654 (21 August 1981) . . . . ??
E. Schoffeniels and D.-G. M\uargineanu Intramembrane events during the nerve impulse . . . . . . . . . . . . . . . . 1--13 Roger E. Clapp Entropy flow in cyclic biological processes . . . . . . . . . . . . . . . 15--21 H. Bremer Simulated bacterial growth . . . . . . . 23--38 Devens Gust and Gary Dirks Stereochemistry of oligomeric proteins 39--55 Alberto Gandolfi and Roberto Strom Analysis of binding curves in multivalent antigen-heterogeneous antibody systems . . . . . . . . . . . . 57--84 David Kristofferson and Daniel L. Purich A quantitative treatment of reversible monomer-polymer exchange reactions with microtubules and other biopolymers . . . 85--96 Anonymous Editorial Board . . . . . . . . . . . . ifc--ifc Anonymous Pages 1--96 (7 September 1981) . . . . . ??
Michael Bustin and Richard J. Feldmann Interactive computer surface graphic study of the binding of an antibody to the chromatin subunit . . . . . . . . . 97--102 P. Yodzis The structure of assembled communities 103--117 Shozo Yokoyama Family size and evolution of Rh polymorphism . . . . . . . . . . . . . . 119--125 A. N. Barrett and I. D. J. Burdett A Three-dimensional model reconstruction of pole assembly in Bacillus subtilis 127--139 Lloyd Demetrius The Malthusian parameter and the effective rate of increase . . . . . . . 141--161 Raik Mikelsaar C--A base pairs in transfer ribonucleic acids and codon-anticodon complexes . . 163--180 Stephen R. Carpenter Effect of control measures on pest populations subject to regulation by parasites and pathogens . . . . . . . . 181--184 Anonymous Pages 97--184 (21 September 1981) . . . ??
T. W. Barrett Energy transfer and molecular switching. I. The nerve action potential . . . . . 185--207 Wayne M. Getz Genetically based kin recognition systems . . . . . . . . . . . . . . . . 209--226 Marlies Vaz Nunes A `simple clock' approach of circadian rhythms: An easy way to predict the clock's singularity . . . . . . . . . . 227--239 Robert W. Bosserman and Frank Harary Demiarcs, creaons and genons . . . . . . 241--254 F. H. Malpress On the chemiosmotic hypothesis and the nature of the mitochondrial protonmotive force . . . . . . . . . . . . . . . . . 255--265 G. William Moore and Grover M. Hutchins Symbolic logic analysis of cause of dealth in humans: Application to 108 patients after coronary artery bypass graft surgery . . . . . . . . . . . . . 267--291 Michael Conrad and M. V. Volkenstein Replaceability of amino acids and the self-facilitation of evolution . . . . . 293--299 William S. Moore and W. Gordon and S. Hines Sex in random environments . . . . . . . 301--316 Armand Siegel Stochastic aspects of the generation of the electroencephalogram . . . . . . . . 317--339 Anonymous Erratum . . . . . . . . . . . . . . . . 341--341 Anonymous Announcement . . . . . . . . . . . . . . 343--343 Anonymous Pages 185--343 (7 October 1981) . . . . ??
I. Richard Lapidus Chemosensory responses of microorganisms: Asymmetric diffusion as the limit of a biased random walk . . . 345--358 I. Richard Lapidus Behavior of microorganisms and internal state variables . . . . . . . . . . . . 359--362 J. M. Ferrier Time-dependent extracellular ion transport . . . . . . . . . . . . . . . 363--368 P. R. Crippa Electronic effects in the pigmented cuticle of insects . . . . . . . . . . . 369--371 Roy King and Joachim D. Raese and Jack D. Barchas Catastrophe theory of dopaminergic transmission: a revised dopamine hypothesis of schizophrenia . . . . . . 373--400 W. S. Cooper Natural decision theory: a general formalism for the analysis of evolved characteristics . . . . . . . . . . . . 401--415 S. E. Coutre and J. M. Stanford and J. G. Hovis and P. W. Stevens and T. T. Wu Possible three-dimensional backbone folding around antibody combining site of immunoglobulin MOPC167 . . . . . . . 417--434 Ivan J. Gotham and Harry L. Frisch A simple model for cell volume and developmental compartments in nutrient limited cyclostat cultures of algae . . 435--467 W. H. Brockman Ladder network prediction of transients in linear spatially inhomogeneous cables 469--478 Alan D. B. Malcolm Thermophiles and RNA stability . . . . . 479--481 D. G. Robinson and H. Quader Towards cellulose synthesis in vitro from plant extracts . . . . . . . . . . 483--495 Tamar B. Shimony and Jacob S. Ishay Thermoelectric (seebeck) effect of the cuticle of social wasps . . . . . . . . 497--503 Anonymous Pages 345--503 (21 October 1981) . . . . ??
K. S. Birdi Cell adhesion on solids and the role of surface forces . . . . . . . . . . . . . 1--5 V. Kothekar and A. K. Srivastava Biophysical studies on molecular mechanism of abortificient action of prostaglandins I. The study of molecular electrostatic potential distribution of PGF$_{2 \alpha }$, PGF$_{1 \beta }$ and PGA$_1$ . . . . . . . . . . . . . . . . 7--23 V. Kothekar and S. Kailash Biophysical study of molecular mechanism of abortificient action of prostaglandins II. The study of the long and short range interaction between different fragments of PGF$_{2 \alpha }$, PGF$_{1 \beta }$ and PGA$_1$ . . . . 25--40 John P. Badgerow and F. Reed Hainsworth Energy savings through formation flight? A re-examination of the vee formation 41--52 Daniel Ripoll and Ezio Marchi and Julio Benegas A new approach to microtubule depolymerization . . . . . . . . . . . . 53--62 Leonid Fukshansky A quantitative study of timing in plant photoperiodism . . . . . . . . . . . . . 63--91 C. Portelli The asymmetry of biological molecules 93--96 Michel Treisman Evolutionary limits to the frequency of aggression between related or unrelated conspecifics in diploid species with simple Mendelian inheritance . . . . . . 97--124 Yoh Iwasa Role of sex ratio in the evolution of eusociality in haplodiploid social insects . . . . . . . . . . . . . . . . 125--142 Ronald G. Duggleby A paucity of palindromes in $ \phi $X174 143--155 Michael A. Savageau and David S. Lapointe Optimization of kinetic proofreading: a general method for derivation of the constraint relations and an exploration of a specific case . . . . . . . . . . . 157--177 Michael A. Savageau Accuracy of proofreading with zero energy cost . . . . . . . . . . . . . . 179--195 M. S. Seshadri and G. Fritzsch The time evolution of sequential enzyme reactions: a singular perturbation approach . . . . . . . . . . . . . . . . 197--205 Herbert A. Pohl Cellular spin resonance . . . . . . . . 207--213 J. D. Ahlgren On the molecular basis of oncogenesis 215--223 R. S. M. Kirkwood and J. H. Lawton Efficiency of biomass transfer and the stability of model food-webs . . . . . . 225--237 M. G. Bulmer Worker-queen conflict in annual social hymenoptera . . . . . . . . . . . . . . 239--251 Michel Phipps Entropy and community pattern analysis 253--273 Martin Taylor Foraging behaviour of ants: a correction 275--277 Anonymous Editorial Board . . . . . . . . . . . . CO2 Anonymous Pages CO2, 1-277 (7 November 1981) . . . ??
Michael Finerty The homology of collagens . . . . . . . 279--301 T. G. Hallam and C. E. Clark Non-autonomous logistic equations as models of populations in a deteriorating environment . . . . . . . . . . . . . . 303--311 H. A. Massaldi and G. Urrutia and E. G. Cerrella Theoretical basis for the interpretation of surface permeability data by a transient method . . . . . . . . . . . . 313--323 Reinhart Heinrich and Ingrid Sonntag Analysis of the selection equations for a multivariable population model. Deterministic and stochastic solutions and discussion of the approach for populations of self-reproducing biochemical networks . . . . . . . . . . 325--361 Jonathan B. L. Bard A model for generating aspects of zebra and other mammalian coat patterns . . . 363--385 Albert B. P. Cecchini and Julius Melbin and Abraham Noordergraaf Set-point: Is it a distinct structural entity in biological control? . . . . . 387--394 Robin Ghosh On the physiological significance of positive and negative co-operativity . . 395--401 Mary F. Willson Sex expression in fern gametophytes: Some evolutionary possibilities . . . . 403--409 P. Hogeweg and B. Hesper Two predators and one prey in a patchy environment: An application of MICMAC modelling . . . . . . . . . . . . . . . 411--432 Atuhiro Sibatani The polar co-ordinate model for pattern regulation in epimorphic fields: a critical appraisal . . . . . . . . . . . 433--489 J. T. Manning The ``survivor effect'' and the evolution of parthenogenesis and self-fertilization . . . . . . . . . . . 491--493 Jack M. Ferrier On a boundary condition of extracellular ion transport . . . . . . . . . . . . . 495--496 J. B. Keller and S. Childress Lichen growth . . . . . . . . . . . . . 497--497 Anonymous Pages 279--497 (21 November 1981) . . . ??
Bruce E. Enos and Donald A. McQuarrie The effect of discrete charges on the electrical properties of membranes. II 499--522 Michael J. Orlove A model of the sex ratio in flying ants with an unexpected equilibrium and an expected ESS . . . . . . . . . . . . . . 523--532 J. M. Reiner Population distribution of labelled DNA and the effects of cell divisional . . . 533--539 Yannis A. Phillis Time limits in the control of pollution systems . . . . . . . . . . . . . . . . 541--546 Edward P. Whitehead Conditions for the various types of co-operativity allowed by the adair, equation and their relation with the algebraic character of binding polynomials . . . . . . . . . . . . . . 547--583 V. G. Gadag First passage time for a supercritical Galton--Watson process restricted to the non-extinction set . . . . . . . . . . . 585--589 A. N. Barrett A theoretical explanation of directional hearing characteristics in amphibia . . 591--596 Steven D. Weiss and Pamela D. McNamara and Stanton Segal Uptake of proline by renal brushborder vesicles: a mathematical analysis . . . 597--608 Patrick Argos Protein structural models for nucleic acid interactions . . . . . . . . . . . 609--626 R. Holliday and T. B. L. Kirkwood Predictions of the somatic mutation and mortalization theories of cellular ageing are contrary to experimental observations . . . . . . . . . . . . . . 627--642 N. MacDonald and A. R. Watkinson Models of an annual plant population with a seedbank . . . . . . . . . . . . 643--653 S. K. Srivastava and P. C. Mishra Phototautomerism of the G--C base pair of DNA . . . . . . . . . . . . . . . . . 655--666 P. Obendorf A rotating myosin filament theory of muscular contraction . . . . . . . . . . 667--680 N. O. Bianchi Molecular mechanisms of production of symmetrical and asymmetrical chromosome exchanges . . . . . . . . . . . . . . . 681--689 K. M. Rajkowski and N. Cittanova Corrected equations for the calculation of proteinligand binding results from fluorescence polarization data . . . . . 691--696 Anonymous Pages 499--696 (7 December 1981) . . . . ??
M. L. Bade and A. Stinson Chitin and chitinase: a kinetic model 697--700 G. Rickey Welch and Tamás Keleti On the ``cytosociology'' of enzyme action in vivo: a novel thermodynamic correlate of biological evolution . . . 701--735 Sofia D. Merajver and James P. Sheridan and Eduardo N. Siguel Theory of the conformational order of single component sphingomyelin bilayers 737--755 B. F. Gray On the ``surface law'' and basal metabolic rate . . . . . . . . . . . . . 757--767 Philip H. Crowley and Craig J. Benham and Suzanne M. Lenhart and Janet L. Morgan Peripheral doublet microtubules and wave generation in eukaryotic flagella . . . 769--784 Gilbert Baumann and George S. Easton Markov process characterization of a single membrane gating site . . . . . . 785--804 Lauren Alfred Schroeder Consumer growth efficiencies: Their limits and relationships to ecological energetics . . . . . . . . . . . . . . . 805--828 Peter A. H. Mattson A new hypothesis for molecular behavior 829--853 Trevor Platt and William Silvert Ecology, physiology, allometry and dimensionality . . . . . . . . . . . . . 855--860 Donald R. Forsdyke Are introns in-series error-detecting sequences? . . . . . . . . . . . . . . . 861--866 Robert C. Busby and Ronald J. Tallarida On the analysis of straight line data in pharmacology and biochemistry . . . . . 867--879 P. S. Hagan and M. S. Cohen Diffusion-induced morphogenesis in the development of Dictyostelium . . . . . . 881--908 H. Bremer and Lily Chuang Cell division after inhibition of chromosome replication in \bionameEscherichia coli . . . . . . . . 909--926 Jerry W. Lewis On the coevolution of pathogen and host: I. General theory of discrete time coevolution . . . . . . . . . . . . . . 927--951 Jerry W. Lewis On the coevolution of pathogen and host: II. Selfing hosts and haploid pathogens 953--985 D. Winne Unidirectional fluxes and blood flow . . 987--996 Paul W. Wigler Trans effects in cell membrane transport 997--1008 Kenji Kuba and Setsuko Takeshita Simulation of intracellular Ca$^{2+}$ oscillation in a sympathetic neurone . . 1009--1031 M. A. Shirazi and R. T. Riley Estimation of molecular diffusivity in isolated animal tissues . . . . . . . . 1033--1036 E. J. J. van Zoelen and P. T. van der Saag and S. W. de Laat Sources of variation in intermitotic time and their relation to cell cycle kinetics . . . . . . . . . . . . . . . . 1037--1045 Anonymous Pages 697--1045 (21 December 1981) . . . ??
C. B. Harley and R. J. Shmookler Reis and S. Goldstein Loss of repetitious DNA in proliferating somatic cells may be due to unequal recombination . . . . . . . . . . . . . 1--12 S. Svetina and Angela Ottova-Leitmannová and R. Glaser Membrane bending energy in relation to bilayer couples concept of red blood cell shape transformations . . . . . . . 13--23 Angelos C. Economos On the origin of biological similarity 25--60 I. W. Richardson and A. H. Louie and S. Swaminathan A phenomenological calculus for complex systems . . . . . . . . . . . . . . . . 61--76 A. H. Louie and I. W. Richardson and S. Swaminathan A phenomenological calculus for recognition processes . . . . . . . . . 77--93 Robin Craig Evolution of male workers in the hymenoptera . . . . . . . . . . . . . . 95--105 Peter Schuster and Karl Sigmund A note on the evolution of sexual dimorphism . . . . . . . . . . . . . . . 107--110 Julio C. Benegas and Daniel R. Ripoll and Ezio Marchi Denaturation of $ \beta $-sheet structure . . . . . . . . . . . . . . . 111--118 Robin Craig Evolution of eusociality by kin selection: the effect of inbreeding between siblings . . . . . . . . . . . . 119--128 Alan T. James A note on the linear relation between lactate redox potential and the hydrogen shuttle flux . . . . . . . . . . . . . . 129--133 William S. Cooper and Robert H. Kaplan Adaptive ``coin-flipping'': a decision-theoretic examination of natural selection for random individual variation . . . . . . . . . . . . . . . 135--151 Charles B. Schom and Efraim Halfon Kin selection as a salmonid survival strategy explaining mortality and variable growth in families: a modeling study . . . . . . . . . . . . . . . . . 153--172 John Hartung Might cancer be a failed response to renegade mitochondria? . . . . . . . . . 173--178 Annie Marc and Jean Marc Engasser Influence of substrate and product diffusion on the heterogeneous kinetics of enzymic reversible reactions . . . . 179--189 Makoto Oonuki Macroscopic law for time and activity in a neural system . . . . . . . . . . . . 191--196 M. G. Bulmer Cyclical parthenogenesis and the cost of sex . . . . . . . . . . . . . . . . . . 197--207 Neil H. Mendelson The helix clock: a potential biomechanical cell cycle timer . . . . . 209--222 Brian Charlesworth Reply to Bulmer on the cost of sex with cyclical parthenogenesis . . . . . . . . 223--224 Anonymous Editorial Board . . . . . . . . . . . . ifc--ifc Anonymous Pages 1--224 (7 January 1982) . . . . . ??
Georgy P. Gladyshev Classical thermodynamics, tandemism and biological evolution . . . . . . . . . . 225--239 Demorest Davenport and Youssef Kohanzadeh Orchids, bilateral symmetry and insect perception . . . . . . . . . . . . . . . 241--252 Manuel Rotenberg Diffusive logistic growth in deterministic and stochastic environments . . . . . . . . . . . . . . 253--280 J. F. Y. Brookfield Interspersed repetitive DNA sequences are unlikely to be parasitic . . . . . . 281--299 G. P. Gladyshev and Yu. A. Ershov Principles of the thermodynamics of biological systems . . . . . . . . . . . 301--343 K. Drescher and G. Cornelius and L. Rensing Phase response curves obtained by perturbing different variables of a 24 hr model oscillator based on translational control . . . . . . . . . 345--353 Eric Renshaw The development of a spatial predator--prey process on interconnected sites . . . . . . . . . . . . . . . . . 355--365 J. Day and C. R. Willis An analysis of membrane phase transition theories based on kink and jog defects 367--390 Glenn Hausfater and Susanne Aref and Sara J. Cairns Infanticide as an alternative male reproductive strategy in langurs: a mathematical model . . . . . . . . . . . 391--412 J. Galvez and R. Varon and F. Garcia Canovas and F. Garcia Carmona IV. Transient phase of the Uni-Bi mechanisms . . . . . . . . . . . . . . . 413--420 H. M. Hanauske-Abel and V. Günzler A stereochemical concept for the catalytic mechanism of prolylhydroxylase: Applicability to classification and design of inhibitors 421--455 A. Aruja and R. Vilu and E. Raukas Detection of periodic patterns in RNA sequences: the first encapsidated region of the TMV RNA . . . . . . . . . . . . . 457--470 Meyer M. Melicow The three steps to cancer: a new concept of cancerigenesis . . . . . . . . . . . 471--511 B. F. Gray and I. Gonda Physical theory of enzyme catalysis . . 513--515 Alessandro Ferracin The isotropy of the universe and the origin of chirality . . . . . . . . . . 517--518 Anonymous Pages 225--518 (21 January 1982) . . . . ??
Colin H. Clarke Preferred sites of frameshift mutagenesis in AT- and GC-rich microbial DNA . . . . . . . . . . . . . . . . . . 519--534 J. H. Freer and T. H. Birkbeck Possible conformation of delta-lysin, a membrane-damaging peptide of Staphylococcus aureus . . . . . . . . . 535--540 Armin Meister Limits for decomposition of spectra into single bands . . . . . . . . . . . . . . 541--553 R. Skalak and G. Dasgupta and M. Moss and E. Otten and \ldots H. Vilmann Analytical description of growth . . . . 555--577 Hugh N. Comins Evolutionarily stable strategies for localized dispersal in two dimensions 579--606 Jean Durup On the relations between error rates in DNA replication and elementary chemical rate constants . . . . . . . . . . . . . 607--632 Michael A. Kolber Mono- and divalent competitive adsorption to a charged membrane in a closed system: a comparative study . . . 633--649 Gordon Churchward and Hans Bremer and Ry Young Macromolecular composition of bacteria 651--670 Colin H. Clarke The influence of DNA base ratios on intragenic mutational spectra in prokaryotes . . . . . . . . . . . . . . 671--687 Jonathan B. L. Bard A membrane-carrier mechanism for generating new sources and sinks within gradient-controlled tissues --- Its application to regeneration in Oncopeltus . . . . . . . . . . . . . . . 689--708 Bruce Griffing A theory of natural selection incorporating interaction among individuals. V. Use of random synchronized groups . . . . . . . . . . 709--728 Bruce Griffing A theory of natural selection incorporating interaction among individuals. VI. Use of non-random synchronized groups . . . . . . . . . . 729--741 Anonymous Pages 519--741 (7 February 1982) . . . . ??
Kozo Nagano and Shuichi Miyamoto and Makiko Matsumura and Iwao Ohtsuki Prediction of a triple-stranded coiled-coil region in tropomyosin-troponin T complex . . . . . 743--782 Stephen Cooper The Continuum Model: Statistical implications . . . . . . . . . . . . . . 783--800 Michael R. Rose A physiological barrier for the maintenance of anisogamous sex . . . . . 801--813 Nicholas Gunther and Geoffrey W. Hoffmann Qualitative dynamics of a network model of regulation of the immune system: a rationale for the IgM to IgG switch . . 815--855 Robin Ghosh Kinetic analysis of dye-linked dehydrogenases and related enzymes where the electron acceptor binds twice during the catalytic sequence . . . . . . . . . 857--867 W. D. Stein Replicating RNA duplexes and the epigenetic address . . . . . . . . . . . 869--883 Robert Scott Root-Bernstein Amino acid pairing . . . . . . . . . . . 885--894 Robert Scott Root-Bernstein On the origin of the genetic code . . . 895--904 J. T. Manning Sex and the fixation of single favourable mutations . . . . . . . . . . 905--908 D. J. Gates Competition and skewness in plantations 909--922 Hanna Parnas and Lee A. Segel Ways to discern the presynaptic effect of drugs on neurotransmitter release . . 923--941 V. Kothekar Biophysical studies on molecular mechanism of abortificient action of prostaglandins-IV. Conformation energy calculations on PGA 1, PGB 1 and PGE 1 943--949 Bruce Griffing A theory of natural selection incorporating interaction among individuals. VII. Use of groups consisting of one sire and one dam . . . 951--966 Bruce Griffing A theory of natural selection incorporating interaction among individuals. VIII. Use of groups consisting of a sire and several dams 967--983 U. C. Knopf The herbicide for the plant concept as opposed to the plant for the herbicide concept . . . . . . . . . . . . . . . . 985--987 P. Kindlmann and M. Rejmék Continuous vs. discrete models of multispecies systems: How much less stable are the latter ones? . . . . . . 989--993 M. Magnani and E. Beretta Cell survival and glutathione reductase 995--997 Anonymous Pages 743--997 (21 February 1982) . . . ??
J. N. Rldley Computer simulation of contact pressure in capitula . . . . . . . . . . . . . . 1--11 Cliff Frohlich and Ruth E. Buskirk Transmission and attenuation of vibration in orb spider webs . . . . . . 13--36 Paul H. Harvey On rethinking allometry . . . . . . . . 37--41 Richard F. Green Optimal foraging and sex ratio in parasitic wasps . . . . . . . . . . . . 43--48 M. Muller and J. W. M. Osse and J. H. G. Verhagen A quantitative hydrodynamical model of suction feeding in fish . . . . . . . . 49--79 L. Bass The variance of transit times of indicators through a vascular bed . . . 81--87 H. Ronald Pulliam and Graham H. Pyke and Thomas Caraco The scanning behavior of juncos: a game-theoretical approach . . . . . . . 89--103 Jacques Ricard and Jean-Michel Soulie Self-organization and dynamics of an open futile cycle . . . . . . . . . . . 105--121 S. Svetina Relations among variations in human red cell volume, density, membrane area, hemoglobin content and cation content 123--134 James P. Carroll On emmetropization . . . . . . . . . . . 135--144 Haruhiko Noda Probability of life. Rareness of realization in evolution . . . . . . . . 145--150 Janardan Singh Yadav and Gerhard Barnickel and Hans Bradaczek and Harald Labischinski Quantum chemical studies on the conformational structure of bacterial peptidoglycan. II. PCILO calculations on the mono-saccharides . . . . . . . . . . 151--166 Janardan Singh Yadav and Gerhard Barnickel and Hans Bradaczek and Harald Labischinski Quantum chemical studies on the conformational structure of bacterial peptidoglycan. III. CNDO and INDO calculations on the N-acetyl-giucosamine 167--179 Bruce Griffing A theory of natural selection incorporating interaction among individuals. IX. Use of groups consisting of a mating pair and sterile diploid caste members . . . . . . . . . 181--198 Bruce Griffing A theory of natural selection incorporating interaction among individuate. X. Use of groups consisting of a mating pair together with haploid and diploid caste members . . . . . . . 199--223 Anonymous Editorial Board . . . . . . . . . . . . ifc--ifc Anonymous Pages 1--223 (7 March 1982) . . . . . . ??
Frank Papentin On order and complexity. II. Application to chemical and biochemical structures 225--245 F. Brauer and A. C. Soudack On constant effort harvesting and stocking in a class of predator--prey systems . . . . . . . . . . . . . . . . 247--252 M. Moynihan Spatial parameters and interspecific social relations: Some differences between birds and fishes . . . . . . . . 253--262 Suriender Kumar A model for the mechanism of action of animal fatty acid synthetases . . . . . 263--283 Janardan Singh Yadav and Gerhard Barnickel and Hans Bradaczek and Harald Labischinski Quantum chemical studies on the conformational structure of bacterial peptidoglycan. IV. PCILO calculation on the di-saccharide part of the glycan moiety . . . . . . . . . . . . . . . . . 285--303 Miguel A. Toro Altruism and sex ratio . . . . . . . . . 305--311 Dionyssis Venieratos The role of competition in creating multiple steady states and favouring evolution of prebiotic polymers . . . . 313--323 P. Boldrini New chemical interpretation of what calcifies in the artieries . . . . . . . 325--344 G. Portelli The relations between the precodons of overlapping genes . . . . . . . . . . . 345--350 Michael J. Wade The effect of multiple inseminations on the evolution of social behaviors in diploid and haplo-diploid organisms . . 351--368 Mehdi Boroujerdi The comparability of pharmacokinetics of creatinine in rabbit and man: a mathematical approach . . . . . . . . . 369--380 Anthony C. Janetos Active foragers vs. sit-and-wait predators: a simple model . . . . . . . 381--385 Kenneth H. Norwich and Sidney Siu Power functions in physiology and pharmacology . . . . . . . . . . . . . . 387--398 Kenneth H. Norwich Can diffusion coefficients be estimated from plasma clearance curves of intact animals? . . . . . . . . . . . . . . . . 399--407 James M. Hill and Alexander I. Lee Solutions for water transport through plant tissue . . . . . . . . . . . . . . 409--411 E. Levitan and Y. Palti The equivalent valency and the transition dipole moment in the interpretation of the $n$, $m$ and $h$ parameters in the Hodgkin--Huxley model 413--414 Anonymous Pages 225--414 (21 March 1982) . . . . . ??
John L. Craig and Peter F. Jenkins The evolution of complexity in broadcast song of passerines . . . . . . . . . . . 415--422 Ekkehard Kuhn Programmed synthesis of informational molecules monitored by linear and circular genetic control chains . . . . 423--464 Jean M. Wardell and William G. Bardsley and John P. Kavanagh and Reg M. Wood The probability of obtaining complex kinetic curves for enzyme mechanisms with cubic terms in the pseudo-steady state rate equations . . . . . . . . . . 465--487 Gerald M. Lefebvre and Adel F. Antippa The kinetics of germination in bacterial spores . . . . . . . . . . . . . . . . . 489--515 Edward A. Swabb Dynamics of fluid accumulation in intestinal segments . . . . . . . . . . 517--530 C. R. Drane and M. J. Yerbury Measuring thermal time constants of reptiles under conditions of linearly-varying ambient temperatures 531--542 Robert W. Korn Positional specificity within plant cells . . . . . . . . . . . . . . . . . 543--568 I. G. Minkevich Physico-chemical properties of organic compounds and the energetics of metabolism . . . . . . . . . . . . . . . 569--590 Nobuhiko Saitô Asymptotic regular pattern of epidermal cells in mammalian skin . . . . . . . . 591--599 H. Naora and N. J. Deacon Implication of the effect of extragenic territorial DNA sequences on a mechanism involving switch-on/off of neighbouring genes by transposable elements in eukaryotes . . . . . . . . . . . . . . . 601--606 Anonymous Pages 415--606 (7 April 1982) . . . . . ??
Gary A. Clawson and Edward A. Smuckler A model for nucleocytoplasmic transport of ribonucleoprotein particles . . . . . 607--613 R. Coutelle and G. L. Hofacker Influence of selective processes on the amino acid compositions of proteins: Collagen, cytochrome c, ferredoxin and $ \alpha $-crystallin . . . . . . . . . . 615--639 P. Boldrini Intracellular magnesium crystallized in the arteries and myocardium: New chemical-physical hypothesis . . . . . . 641--664 J. Brian Chapman A kinetic interpretation of ``variable'' stoichiometry for an electrogenic sodium pump obeying chemiosmotic principles . . 665--678 Jim Gaubatz and Gary V. Paddock Strategies for constructing complementary DNA for cloning . . . . . 679--696 Kazuyuki Aihara and Gen Matsumoto Temporally coherent organization and instabilities in squid giant axons . . . 697--720 John P. Wikswo and John P. Barach Possible sources of new information in the magnetocardiogram . . . . . . . . . 721--729 Mekkara Mandaravally Madhavan and Kornath Madhavan Pattern regulation in tergite of Drosophila: a model . . . . . . . . . . 731--748 Charles J. Lumsden The social regulation of physical caste: the superorganism revived . . . . . . . 749--781 Ruth Nussinov Some indications for inverse DNA duplication . . . . . . . . . . . . . . 783--791 Jerram L. Brown Optimal group size in territorial animals . . . . . . . . . . . . . . . . 793--810 László Zimányi and Gyözö Garab Configuration of the light induced electric field in thylakoid and its possible role in the kinetics of the 515 nm absorbance chance . . . . . . . . . . 811--821 Ronald G. Duggleby Application of non-linear regression to the analysis of histidine transport by S37 ascites tumour cells . . . . . . . . 823--828 Anonymous Pages 607--828 (21 April 1982) . . . . . ??
Anonymous Announcement . . . . . . . . . . . . . . i--iii James F. Danielli Unsolved problems . . . . . . . . . . . 1--1 David Garfinkel How can we effectively handle the large information content and complexity of biology? . . . . . . . . . . . . . . . . 3--8 Joseph Felsenstein How can we infer geography and history from gene frequencies? . . . . . . . . . 9--20 Antony W. Burgess Prebiotic evolution: Conformational perspectives . . . . . . . . . . . . . . 21--38 M. Ycas A message from triceratops? . . . . . . 39--47 A. Meredith Devolution . . . . . . . . . . . . . . . 49--65 Walter M. Elsasser The other side of molecular biology . . 67--76 G. D. Wassermann TIMA Part 1. TIMA as a paradigm for the evolution of molecular complementarities and macromolecules . . . . . . . . . . . 77--86 Robert W. Thompson Comments on size dispersion in living systems . . . . . . . . . . . . . . . . 87--94 Daniel B. Botkin Can there be a theory of global ecology? 95--98 Richard J. Smith On the mechanical reduction of functional morphology . . . . . . . . . 99--106 Anonymous Editorial Board . . . . . . . . . . . . ifc--ifc Anonymous Pages 1--106 (7 May 1982) . . . . . . . ??
Michael J. Orlove A systematic bias against altruism due to an inevitable hitchhiking process in the hymenoptera (a sequel to the elevator effect) . . . . . . . . . . . . 107--127 David Penny Towards a basis for classification: the incompleteness of distance measures, incompatibility analysis and phenetic classification . . . . . . . . . . . . . 129--142 Brenda B. Casper and Eric L. Charnov Sex allocation in heterostylous plants 143--149 Scott L. Whittenburg The effect of the membrane compression wave on the light scattering spectrum from a protein monomer-dimer equilibrium 151--160 Z. Hejnowicz Vector and scalar fields in modeling of spatial variations of growth rates within plant organs . . . . . . . . . . 161--173 Raima Larter and Peter Ortoleva A study of instability to electrical symmetry breaking in unicellular systems 175--200 M. D. Korzuhin and O. Z. Kaganova Genotype dynamics in populations with breeding pairs . . . . . . . . . . . . . 201--209 Reinhart Heinrich and Matthias Gaestel and Roland Glaser The electric potential profile across the erythrocyte membrane . . . . . . . . 211--231 P. K. Ponnuswamy and A. Anukanth Modified nucleotides: Their conformational characteristics . . . . . 233--251 Stanley Ainsworth and Julian Kinderlerer The identification of unbranched enzyme kinetic mechanisms by computer analysis of qualitative information: Logic of the method . . . . . . . . . . . . . . . . . 253--279 G. A. Parker Why are there so many tiny sperm? Sperm competition and the maintenance of two sexes . . . . . . . . . . . . . . . . . 281--294 A. Calvo and J. L. Cruz and C. Gutiérrez and G. García-Herdugo and \ldots J. F. López-Sáez Analysis of cell cycle in root meristems 295--308 W. N-C. Sy and P. Han Analysis of a stochastic model of cell survival . . . . . . . . . . . . . . . . 309--326 Anonymous Pages 107--326 (21 May 1982) . . . . . . ??
Paul D. Van Helden A theoretical consideration of the lysine-rich histones: H1 from a mammal and an echinoderm, H5 from erythrocytes 327--336 G. P. Wagner The logical structure of irreversible systems transformations: a theorem concerning Dollo's law and chaotic movement . . . . . . . . . . . . . . . . 337--346 Jacques Ricard and Georges Noat Evolution of regulatory enzymes towards functional simplicity . . . . . . . . . 347--365 C. H. Clarke and P. G. G. Miller Consequences of frameshift mutations in the trp A, trp B and lac I genes of \bionameEscherichia coli and in \bionameSalmonella typhimurium . . . . . 367--379 E. Platt and B. Robson Ab-initio refinement of an orbital-centred force field for biomolecules. Test cases including peptides, a sulphonamide and modelling of DNA helices . . . . . . . . . . . . . 381--399 Richard Sibly and Peter Calow Asexual reproduction in protozoa and invertebrates . . . . . . . . . . . . . 401--424 Alexandr Kremen Informational aspects of Gibbs function output from nucleotide pools and of the adenylate kinase reaction . . . . . . . 425--441 Richard B. Jones and James R. Smith A stochastic model of cellular senescence. II. Concordance with experimental data . . . . . . . . . . . 443--460 Colin H. Clarke Evolutionary implications of potential frameshift hot-spots, methylation sites, and codon usage differences between genes and between organisms in \bionameEscherichia coli and Salmonella typhimurium . . . . . . . . . . . . . . 461--471 Setsuko Nakagawa and Hideaki Umeyama Ab initio molecular orbital study on the effects of zinc ion, its ligands and ionic amino acid residues for proton transfer energetics between glu 270 and Zn co-ordinated water molecule in carboxypeptidase A . . . . . . . . . . . 473--493 Manuel Rotenberg Theory of distributed quiescent state in the cell cycle . . . . . . . . . . . . . 495--509 Tominosuke Katsurai and Shigeru Okamoto Growth process and interfacial process considered in connection with specific surface area . . . . . . . . . . . . . . 511--516 Anonymous Pages 327--516 (7 June 1982) . . . . . . ??
Dimiter S. Dimitrov and Georgi A. Georgiev and Natalia G. Stoicheva and Trayko T. Traykov Dynamics of viscoelastic spherical membranes-the balloon model of the alveolus . . . . . . . . . . . . . . . . 517--532 Aleksander S. Popel Oxygen diffusive shunts under conditions of heterogeneous oxygen delivery . . . . 533--541 B. Günther and E. Morgado Theory of biological similarity revisited . . . . . . . . . . . . . . . 543--559 E. Mizraji and J. Lin Migration of enzymes on lidear polymers 561--569 J. Subba Rao and C. P. Geevan and Gita Subba Rao Significance of the information content of DNA in mutations and evolution . . . 571--577 J. Schole Theory of metabolic regulation including hormonal effects on the molecular level 579--615 Robert Rikmenspoel Ciliary contractile model applied to sperm flagellar motion . . . . . . . . . 617--645 Peter Hammerstein and Geoffrey A. Parker The asymmetric war of attrition . . . . 647--682 S. Corrsin A more explicit estimate for the ``implications of athlete's bradycardia on lifespan'' . . . . . . . . . . . . . 683--688 Hans-Rolf Gregorius Selection in plant populations of effectively infinite size II. Protectedness of a biallelic polymorphism . . . . . . . . . . . . . . 689--705 W. S. Bont A model for the lymphocyte production pathway in bone marrow . . . . . . . . . 707--722 L. W. Nichol and M. J. Sculley and D. J. Winzor The composition-dependence of the extent of reaction between a multivalent acceptor and a bivalent ligand: Implications of self-interaction of the ligand in precipitin effects . . . . . . 723--740 Eleni Papadopulos-Eleopulos A mitotic theory . . . . . . . . . . . . 741--757 Anonymous Pages 517--757 (21 June 1982) . . . . . ??
J. Maynard Smith Do animals convey information about their intentions? . . . . . . . . . . . 1--5 M. Moynihan Why is lying about intentions rare during some kinds of contests? . . . . . 7--12 Cesare Emiliani Extinctive evolution: Extinctive and competitive evolution combine into a unified model of evolution . . . . . . . 13--33 Jorge V. Crisci Parsimony in evolutionary theory: Law or methodological prescription? . . . . . . 35--41 B. C. Goodwin Development and evolution . . . . . . . 43--55 George V. Lauder Historical biology and the problem of design . . . . . . . . . . . . . . . . . 57--67 J. A. Gulland Why do fish numbers vary? . . . . . . . 69--75 J. Paietta Photooxidation and the evolution of circadian rhythmicity . . . . . . . . . 77--82 Betsey Dexter-Dyer Grosovksy What are the selective advantages of metal deposition and solubilization by microbes? . . . . . . . . . . . . . . . 83--86 Tetsuo Ueda and Yonosuke Kobatake Initiation, development and termination of contraction rhythm in plasmodia of myxomycete \bionamePhysarum polycephalum 87--93 A. Keith Dunker A proton motive force transducer and its role in proton pumps, proton engines, tobacco mosaic virus assembly and hemoglobin allosterism . . . . . . . . . 95--127 Anonymous Editorial Board . . . . . . . . . . . . ifc--ifc Anonymous Pages 1--127 (7 July 1982) . . . . . . . ??
Ruth Nussinov Splicing and transport of eukaryotic mRNAs: a theoretical model . . . . . . . 129--140 S. C. Gandevia and C. K. Mahutte Theoretical requirements for the interpretation of signals of intramuscular tension . . . . . . . . . 141--153 Harold M. Hastings The may-wigner stability theorem . . . . 155--166 Isabel Lockard The blood-brain barrier: an alternative hypothesis . . . . . . . . . . . . . . . 167--176 Richard D. Bliss and Page R. Painter and Allen G. Marr Role of feedback inhibition in stabilizing the classical operon . . . . 177--193 N. Ressler Electronic aspects of enzyme catalysis proton-electron density displacements 195--225 Gunnar Von Heune A theoretical study of the attenuation control mechanism . . . . . . . . . . . 227--238 M. L. Severns and J. Milton Adams The relation between Krogh and compartmental transport models . . . . . 239--249 A. C. Beckwith and P. A. Jursinic An alternative mathematical approach to the analysis of photosynthetic oxygen evolutiont . . . . . . . . . . . . . . . 251--265 D. R. Armstrong and R. J. Breckenridge and C. J. Suckling Muscimol and some aza analogues: molecular orbital calculations relating to their potency as GABA mimetics . . . 267--276 James V. Robinson and G. S. Ladde Feasibility constraints on the elastic expansion of ecosystem models . . . . . 277--287 Allen R. Lewis Tree density, pollen-ovule ratio, and sex ratio in dioecious wind pollinated trees . . . . . . . . . . . . . . . . . 289--298 A. M. Findley and G. L. Findley and S. P. McGlynn Genetic coding: approaches to theory construction . . . . . . . . . . . . . . 299--318 Uzi Motro The courtship handicap-phenotypic effect 319--324 E. B. Lillehoj Evolutionary basis and ecological role of toxic microbial secondary metabolites 325--332 Robert R. Jackson Habituation as a mechanism of intersexual selection . . . . . . . . . 333--335 G. Zajicek The intestinal proliferon hypothesis . . 337--340 J. A. J. Metz The short time scale behaviour of an enzymatic reaction is always stable: Comment to a paper by seshadri and Fritzsch . . . . . . . . . . . . . . . . 341--342 Grant McFadden and A. Richard Morgan DNA cruciform structures: Implications for telomer replication in eukaryotes and instability of long palindromic DNA sequences in prokaryotes . . . . . . . . 343--349 Anonymous Pages 129--349 (21 July 1982) . . . . . ??
Leslie Burnett A model for the mechanism and control of eukaryote gene splicing . . . . . . . . 351--366 Annette W. Coleman Sex is dangerous in a world of potential symbionts or the basis of selection for uniparental inheritance . . . . . . . . 367--369 H. E. Wichmann and K. Fesser Influence of 3 HTdR on the circadian rhythm --- a model analysis for mouse epidermis . . . . . . . . . . . . . . . 371--391 T. Hamada and S. Kanno and E. Kano Stationary stage structure of yeast population with stage dependent generation time . . . . . . . . . . . . 393--414 Jinya Otsuka and Takashi Kunisawa Characteristic base sequence patterns of promoter and terminator sites in $ \phi $X174 and fd phage DNAs . . . . . . . . 415--436 Michel Treisman Evolutionarily stable levels of altruism in haploid and diploid species . . . . . 437--479 Robert J. Jackson and W. B. Davis A mathematical approach to the prediction of the rate of penetration of ions in the sweat duct . . . . . . . . . 481--489 Takeshi Kikuchi and Kichisuke Nishimoto Theoretical studies of hemoproteins. II. Dynamical behaviour of ligand binding of allosteric proteins . . . . . . . . . . 491--504 Alan Wheals and Bernard Silverman Unstable activator model for size control of the cell cycle . . . . . . . 505--510 Andrew N. Lane Generation of models of protein structure from solution scattering experiments . . . . . . . . . . . . . . 511--527 P. H. Todd A geometric model for the cortical folding pattern of simple folded brains 529--538 J. V. Neal and C. S. Porren The intestinal proliferon hypothesis . . 539--540 Demorest Davenport and Youssef Kohanzadeh Orchids, bilateral symmetry and insect perception . . . . . . . . . . . . . . . 541--542 Anonymous Pages 351--542 (7 August 1982) . . . . . ??
A. A. Roman-Franco Non-enzymatic extramicrosomal bioactivation of chemical carcinogens by phagocytes: a proposed new pathway . . . 543--555 John Tooby Pathogens, polymorphism, and the evolution of sex . . . . . . . . . . . . 557--576 M. H. Goyns The role of polyamines in animal cell physiology . . . . . . . . . . . . . . . 577--589 S. R. Umansky The genetic program of cell death. Hypothesis and some applications: Transformation, carcinogenesis, ageing 591--602 I. Narayana Rao and S. G. Bhagwat Gene centromere mapping and detection of post-meiotic segregation in angiosperms by genotyping the polar nucleus . . . . 603--609 Ingemar Lundström and Douglas H. McQueen An electrostatic model for mechano-electrical transduction, especially in the ear . . . . . . . . . 611--623 Murray B. Stein and Richard Gordon Epithelia as bubble rafts: a new method for analysis of cell shape and intercellular adhesion in embryonic and other epithelia . . . . . . . . . . . . 625--639 Hans J. Bremermann Reliability of proliferation controls. The Hayflick limit and its breakdown in cancer . . . . . . . . . . . . . . . . . 641--662 A. M. Lenhoff and E. N. Lightfoot The effects of axial diffusion and permeability barriers on the transient response of tissue cylinders. I. Solution in transform space . . . . . . 663--677 P. G. Caryl Telling the truth about intentions . . . 679--689 N. F. Britton A model for suppression and dominance in trees . . . . . . . . . . . . . . . . . 691--698 M. Toro and R. Abugov and B. Charlesworth and R. E. Michod Exact versus heuristic models of kin selection . . . . . . . . . . . . . . . 699--713 John Hartung Carcinogenesis and post hoc conclusions from cybrids . . . . . . . . . . . . . . 715--716 Anonymous Pages 543--716 (21 August 1982) . . . . ??
Mark S. Lenarz and Walt Conley Reproductive gambling in bighorn sheep (ovis): a simulation . . . . . . . . . . 1--7 Bai-Lin Hao Two kinds of entrainment-beating transitions in a driven limit-cycle oscillator . . . . . . . . . . . . . . . 9--14 Jill M. Picton and Martin W. Steer A model for the mechanism of tip extension in pollen tubes . . . . . . . 15--20 J. Pokorný Multiple Fröhlich coherent states in biological systems: Computer simulation 21--27 Kenneth S. Schmitz A model for the association of intercalating ligands with mononucleosomes and chromatin . . . . . 29--43 Richard E. Plant A continuum model for root growth . . . 45--59 K. Murali Krishna Rao Capping and mitogenesis: a model implicating microfilaments in lymphocyte activation . . . . . . . . . . . . . . . 61--71 S. V. Klinov and B. I. Kurganov The theoretical analysis of kinetic behaviour of ``hysteretic'' allosteric enzymes V. Relaxation kinetics of dissociating enzyme systems . . . . . . 73--90 Lorenz Kramer Absolute stability and transitions in ecosystems with a multiplicity of stable states and dispersal . . . . . . . . . . 91--108 Michael C. Kohn and Ernest Chiang Metabolic network sensitivity analysis 109--126 J. R. Blake and N. Liron and G. K. Aldis Flow patterns around ciliated microorganisms and in ciliated ducts . . 127--141 J. D. Murray Parameter space for Turing instability in reaction diffusion mechanisms: a comparison of models . . . . . . . . . . 143--163 Gordon P. Moore and Arnold R. Moore The average spacing of restriction enzyme recognition sites in DNA . . . . 165--169 Anonymous Editorial Board . . . . . . . . . . . . CO2 Anonymous Pages 1--169 (7 September 1982) . . . . ??
D. J. Winzor and L. D. Ward and L. W. Nichol Quantitative considerations of the consequences of an interplay between ligand binding and reversible adsorption of a macromolecular solute . . . . . . . 171--187 A. H. Louie and R. L. Somorjai Differential geometry of proteins: a structural and dynamical representation of patterns . . . . . . . . . . . . . . 189--209 I. I. H. Chen and R. L. Prewitt A mathematical representation for vessel network . . . . . . . . . . . . . . . . 211--219 Alan F. Williams Surface molecules and cell interactions 221--234 James A. Scott On the biochemical similarities of ascorbic acid and interferon . . . . . . 235--238 Michael Conrad and E. A. Liberman Molecular computing as a link between biological and physical theory . . . . . 239--252 J. Vila and E. Marvhi Theoretical approach for $ \alpha $-helix $ \to $ random coil denaturation 253--268 Andreas Voigt and Edwin Donath and Reinhart Heinrich Free energy of the electrostatic interaction of cells with adjacent charged glycoprotein layer: a theoretical approach . . . . . . . . . . 269--282 Denys N. Wheatley and Santiago Grisolía and Jose Hernández-Yago Significance of the rapid degradation of newly synthesized proteins in mammalian cells: a working hypothesis . . . . . . 283--300 N. Gunasekaran and L. K. Pande Lon normal distribution for the intrinsic abundance of species from the Gompertz model . . . . . . . . . . . . . 301--305 Manne Stenberg and Hans Elwing and Håkan Nygren Kinetics of reaction zone formation with radial diffusion of ligands over a receptor-coated surface . . . . . . . . 307--320 Henry R. Hirsch Evolution of senescence: Natural increase of populations displaying Gompertz- or power-law death rates and constant or age-dependent maternity rates . . . . . . . . . . . . . . . . . 321--346 R. Bruce King The flow topology of chemical reaction networks . . . . . . . . . . . . . . . . 347--368 Anonymous Pages 171--368 (21 September 1982) . . . ??
Mitsuo Kawato and Koji Fujita and Ryoji Suzuki and Arthur T. Winfree A three-oscillator model of the human circadian system controlling the core temperature rhythm and the sleep-wake cycle . . . . . . . . . . . . . . . . . 369--392 William A. Calder A tradeoff between space and time: Dimensional constants in mammalian ecology . . . . . . . . . . . . . . . . 393--400 Arthur L. Koch Multistep kinetics: Choice of models for the growth of bacteria . . . . . . . . . 401--417 D. D. Petkov Enzyme peptide synthesis and semisynthesis: Kinetic and thermodynamic aspects . . . . . . . . . . . . . . . . 419--425 Rolf F. Hoekstra On the asymmetry of sex: Evolution of mating types in isogamous populations 427--451 Judith Van Houten and J. Van Houten Computer simulation of \bionameParamecium chemokinesis behavior 453--468 Alexander A. Morley Is ageing the result of dominant and co-dominant mutations? . . . . . . . . . 469--474 Stuart W. Smith A model of labelled-ligand displacement assays resulting in logit-log relationships . . . . . . . . . . . . . 475--499 Michael J. Kat and Ulf Grenander Developmental matching and the numerical matching hypothesis for neuronal cell death . . . . . . . . . . . . . . . . . 501--517 Hal Caswell Optimal life histories and the age-specific costs of reproduction . . . 519--529 N. F. Britton and N. A. Wright and J. D. Murray A mathematical model for cell population kinetics in the intestine . . . . . . . 531--541 Gita Subba Rao and R. S. Tyagi and R. K. Mishra Calculation of the minimum energy conformation of biomolecules using a global optimization technique. III. Conformation of acetylcholine using molecular fragments . . . . . . . . . . 543--548 Anonymous Pages 369--548 (7 October 1982) . . . . ??
Stuart R. Hameroff and Richard C. Watt Information processing in microtubules 549--561 Gunnar von Heijne and Michael A. Savageau RNA splicing: Advantages of parallel processing . . . . . . . . . . . . . . . 563--574 B. N. Nagorcka and J. R. Mooney The role of a reaction--diffusion system in the formation of hair fibres . . . . 575--607 Colin H. Clarke Mutational and evolutionary analysis of an archaebacterial gene . . . . . . . . 609--620 Bernard Busetta Improving the residual representation of proteins . . . . . . . . . . . . . . . . 621--635 Christian Bernard Theoretical aspects of cupula deflection in semicircular canal . . . . . . . . . 637--643 Cui Qiwu and G. J. Lawson Study on models of single populations: an expansion of the logistic and exponential equations . . . . . . . . . 645--659 Colin H. Clarke Influences of bacterial DNA base-ratios and amino acid composition of the gene product on the consequences of frameshift mutations . . . . . . . . . . 661--674 J. Perkkiö and R. Keskinen Exponential growth and allometric equations . . . . . . . . . . . . . . . 675--677 Leah Edelstein The propagation of fungal colonies: a model for tissue growth . . . . . . . . 679--701 J. T. Manning Hitch-hiking and a short-term advantage for sex . . . . . . . . . . . . . . . . 703--705 Anonymous Erratum . . . . . . . . . . . . . . . . 707--707 Anonymous Pages 549--707 (21 October 1982) . . . . ??
G. A. Watterson and W. J. Ewens and T. E. Hall and A. Morgan The chromosome inversion problem . . . . 1--7 Michiya Fujita Bioassembly lines: a general mechanism for maintaining the specific architecture of a cell, with an implication for the function of a small RNA . . . . . . . . . . . . . . . . . . 9--13 U. N. Singh On the origin of a self-organizing system: Structural versus functional organization . . . . . . . . . . . . . . 15--20 José Manuel Olavarría Does the coupling between conformational fluctuation and enzyme catalysis involve a true phase transfer catalysis? . . . . 21--30 Mina J. Bissell and H. Glenn Hall and Gordon Parry How does the extracellular matrix direct gene expression? . . . . . . . . . . . . 31--68 R. D. Berlin and J. M. Oliver The movement of bound ligands over cell surfaces . . . . . . . . . . . . . . . . 69--80 Masao Ito Questions in modeling the cerebellum . . 81--86 K. Iwasa and I. Tasaki Molecular events that underlie membrane excitation . . . . . . . . . . . . . . . 87--99 Robert Scott Root-Bernstein Selective chirility and the origins of life . . . . . . . . . . . . . . . . . . 101--109 Kazuhisa Tomita Structure and macroscopic chaos in biology . . . . . . . . . . . . . . . . 111--118 Joseph Frankel Global patterning in single cells . . . 119--134 Andrey N. Luchnik Eukaryote chromosome structure: Foundation of the bineme model . . . . . 135--157 Thomas Nagylaki Geographical invariance in population genetics . . . . . . . . . . . . . . . . 159--172 Ronald B. Luftig Does the cytoskeleton play a significant role in animal virus replication? . . . 173--191 Robert Scott Root-Bernstein The problem of problems . . . . . . . . 193--201 Anonymous Editorial Board . . . . . . . . . . . . ifc--ifc Anonymous Pages 1--201 (7 November 1982) . . . . . ??
Esmail Koushanpour and Gordon K. Stipp Mathematical simulation of the body fluid regulating system in dog . . . . . 203--235 Nadrian C. Seeman Nucleic acid junctions and lattices . . 237--247 Gilbert Baumann and George S. Easton Charge immobilization linked to inactivation in the aggregation model of channel gating . . . . . . . . . . . . . 249--261 H. N. Comins and G. D. Farquhar Stomatal regulation and water economy in crassulacean acid metabolism plants: an optimization model . . . . . . . . . . . 263--284 Cs. Fajszi Origin of optical purity: the role of physical asymmetry . . . . . . . . . . . 285--292 T. W. Barrett Energy transfer and molecular switching II. Muscle contraction and enzymatic reactions . . . . . . . . . . . . . . . 293--307 J. S. Shiner Transient intermediates, fast ``equilibria'' and the rate of enzyme catalysis . . . . . . . . . . . . . . . 309--318 Joel S. Brown and Michael J. Sanderson and Richard E. Michod Evolution of social behavior by reciprocation . . . . . . . . . . . . . 319--339 Akinori Sarai Efficiency of electron transport processes . . . . . . . . . . . . . . . 341--355 Erkki Haukioja Are individuals really subordinated to genes? A theory of living entities . . . 357--375 James R. Rabinowitz The effect of electric field induced perturbation of the distribution of ions near the cell surface on migration of charged membrane components . . . . . . 377--387 Shozo Yokoyama and Alan R. Empleton Effect of cultural inheritance of reproductive compensation on the incidence of a sex-linked lethal disease 389--395 Colin H. Clarke Hypothetical stages in the mutational evolution of the present-day genetic code from its RNY, comma-free ancestor 397--403 Yannis A. Phillis Time limits in the control of pollution systems: J. theor. Biol (1981) \bf 93, 541--546 . . . . . . . . . . . . . . . . 405--405 Anonymous Pages 203--405 (21 November 1982) . . . ??
Paul Jablonka and Eileen Jablonka On the control of hnRNA production . . . 407--425 Paul Jablonka and Eileen Jablonka Non-random sister chromatid segregation by cell type . . . . . . . . . . . . . . 427--436 John W. Glasser and Holly J. Price Niche theory: New insights from an old paradigm . . . . . . . . . . . . . . . . 437--460 Kiyoshi Toko and Kaoru Yamafuji Rote of Ca$^{2+}$ in the formation of an excitable membrane on the surface of a protoplasmic droplet of nitella . . . . 461--478 John T. Finn Ecosystem succession, nutrient cycling and output-input ratios . . . . . . . . 479--489 Andrew N. Lane The dependence of flux, sensitivity and response of the flux on the concentrations of substrate and modifiers for cooperative enzymes . . . 491--508 G. Percheron Principles and methods of the graph-theoretical analysis of natural binary arborescences . . . . . . . . . . 509--552 John Harts Modeling lake-water mineralization processes . . . . . . . . . . . . . . . 553--569 Michel A. Hofman A two-component theory of encephalization in mammals . . . . . . . 571--584 Wayne M. Getz An analysis of learned kin recognition in hymenoptera . . . . . . . . . . . . . 585--597 Misako Aida and Chikayoshi Nagata and Iwao Ohmine and Keiji Morokuma Ab Initio molecular orbital study on the thermostability of the extreme thermophile tRNA: Role of the base stacking . . . . . . . . . . . . . . . . 599--608 G. D. Wassermann TIMA Part 2. TIMA-based instructive evolution of macromolecules and organs and structures . . . . . . . . . . . . . 609--628 Anonymous Pages 407--628 (7 December 1982) . . . . ??
Marvin Charton and Barbara I. Charton The structural dependence of amino acid hydrophobicity parameters . . . . . . . 629--644 Philippa M. Wiggins A possible mechanism for the Ca-ATPase of sarcoplasmic reticulum . . . . . . . 645--664 Philippa M. Wiggins A possible mechanism for the Na,K-ATPase 665--679 Harry K. MacWilliams Numerical simulations of hydra head regeneration using a proportion-regulating version of the Gierer--Meinhardt model . . . . . . . . 681--703 Narendra S. Goel and Bijan Rouyanian and Mohammad Sanati On the computation of the tertiary structure of globular proteins. III. Inter-residue distances and computed structures . . . . . . . . . . . . . . . 705--757 Hideaki Umeyama and Setsuko Nakagawa The pK$_a$ value of His $ 57$-Asp 102 couple in the active site of bovine pancreatic $ \beta $-trypsin: A molecular orbital study . . . . . . . . 759--775 Michael Edward Douglas and John A. Endler Quantitative matrix comparisons in ecological and evolutionary investigations . . . . . . . . . . . . . 777--795 T. Hamada and Y. Nakamura On the oscillatory transient stage structure of yeast population . . . . . 797--805 D. W. Roberts and D. L. Williams The derivation of quantitative correlations between skin sensitisation and physio-chemical parameters for alkylating agents, and their application to experimental data for sultones . . . 807--825 B. Seshi The dual recognition systems of T lymphocytes: a model . . . . . . . . . . 827--830 James A. Magner Information in the signal peptide? . . . 831--833 T. Hamada Stationary scar-class structure of populations of schizosaccharomyces pombe 835--838 Anonymous Pages 629--838 (21 December 1982) . . . ??
Francis J. Conway A proposed model of cancer as the inappropriate expression of non-body introns . . . . . . . . . . . . . . . . 1--24 Yasutsugu Kitatsuji and Tsukasa Kuroda Statistical study on reverberation between two mutually excitatory neuron groups . . . . . . . . . . . . . . . . . 25--55 Spyros Papageorgiou and Dionyssis Venieratos A reaction--diffusion theory of morphogenesis with inherent pattern invariance under scale variations . . . 57--79 Charles J. Lumsden and Bert Hölldobler Ritualized combat and intercolony communication in ants . . . . . . . . . 81--98 Robert S. Root-Bernstein Protein replication by amino acid pairing . . . . . . . . . . . . . . . . 99--106 E. Levitan and Y. Palti On the thermodynamic characterization of membrane gating particles by their Boltzmann distribution . . . . . . . . . 107--111 L. Bass Estimates and implications of co-operativity for enzyme kinetics in the intact liver: Method of flow invariants . . . . . . . . . . . . . . . 113--121 R. W. Mankin and M. S. Mayer A phenomenological model of the perceived intensity of single odorants 123--138 W. B. Kleijn and L. J. Bruner The influence of hydrophobic ions and dipolar molecules on the electrostatic barrier in biomembranes . . . . . . . . 139--152 David C. Queller Kin selection and conflict in seed maturation . . . . . . . . . . . . . . . 153--172 Shozo Yokoyama Equilibrium frequencies of $ \alpha $-globin genes . . . . . . . . . . . . . 173--180 Paul Westhaus The thermodynamics of a two dimensional system of hard core electric dipoles . . 181--184 Anonymous Editorial Board . . . . . . . . . . . . ifc--ifc Anonymous Pages 1--184 (7 January 1983) . . . . . ??
Sergey N. Rodin and Vadim A. Ratner Some theoretical aspects of protein coevolution in the ecosystem ``phage-bacteria'' I. The problem . . . 185--195 Sergey N. Rodin and Vadim A. Ratner Some theoretical aspects of protein coevolution in the ecosystem ``phage-bacteria'' II. The deterministic model of microevolution . . . . . . . . 197--210 G. Rickey Welch and Béla Somogyi and János Matkó and Sándor Papp Effect of viscosity on enzyme-ligand dissociation II. Role of the microenvironment . . . . . . . . . . . . 211--238 Masako Fukada Superhelical model of DNA for regulation of gene expression . . . . . . . . . . . 239--254 Hans J. Bremermann Theory of catastrophic diseases of cultivated plants . . . . . . . . . . . 255--274 William A. Calder An allometric approach to population cycles of mammals . . . . . . . . . . . 275--282 Toichiro Hosoya and Takashi Fujii and Satoshi Ogawa A molecular orbital study on the oxidation of hydrogen donor molecules by peroxidase compound II . . . . . . . . . 283--292 Michael C. Kohn and William J. Letzkus A graph-theoretical analysis of metabolic regulation . . . . . . . . . . 293--304 Y. Isogai and H. Nose and K. Miki and T. Morimoto Dynamics of fluid movement between intravascular and interstitial spaces 305--317 Ruth Nussinov An efficient code searching for sequence homology and DNA duplication . . . . . . 319--328 M. G. Bulmer Sex ratio theory in social insects with swarming . . . . . . . . . . . . . . . . 329--339 C. Nicolini and A. Belmont and S. Zietz and A. Maura and \ldots G. Brambilla Physico-chemical model for DNA alkaline elution: New experimental evidence and differential role of DNA length, chain flexibility and superpacking . . . . . . 341--357 Anonymous Pages 185--357 (21 January 1983) . . . . ??
Rogerio Meneghini and Alberto C. de Mello Filho Rate of DNA synthesis in mammalian cells irradiated with ultravolet light: a model based on the variations in the rate of movement of the replication fork and in the number of active replicons 359--372 Robert Scott Root-Bernstein The structure of a serotonin and LSD binding site of myelin basic protein . . 373--378 Robin Craig Subfertility and the evolution of eusociality by kin selection . . . . . . 379--397 Henry R. Hirsch Influence of the existence of a resting state on the probability of cell division in culture . . . . . . . . . . 399--410 Hans J. Bremermann and John Pickering A game-theoretical model of parasite virulence . . . . . . . . . . . . . . . 411--426 J. P. Jarvis and J. K. Luedeman and D. R. Shier Comments on computing the similarity of binary trees . . . . . . . . . . . . . . 427--433 Dieter Klämbt Oligopeptides and plant morphogenesis: a working hypothesis . . . . . . . . . . . 435--441 Jay E. Mittenthal and Robert M. Mazo A model for shape generation by strain and cell-cell adhesion in the epithelium of an arthropod leg segment . . . . . . 443--483 Victor S. Johnston and Derek Partridge and Patricia D. Lopez A neural theory of cognitive development 485--509 J. J. Blum and M. H. Hines Diffusion of Ca$^{2+}$ and the quiescent response of sea urchin sperm flagella 511--523 Robert B. Pinter Product term nonlinear lateral inhibition enhances visual selectivity for small objects or edges . . . . . . . 525--531 Peter Schuster and Karl Sigmund Replicator dynamics . . . . . . . . . . 533--538 W. G. Cale and R. V. O'Neill and R. H. Gardner Aggregation error in nonlinear ecological models . . . . . . . . . . . 539--550 Anonymous Pages 359--550 (7 February 1983) . . . . ??
Michael C. Kohn and Ernest Chiang Sensitivity to values of the rate constants in a neurochemical metabolic model . . . . . . . . . . . . . . . . . 551--565 Robert Boyd and Peter J. Richerson The cultural transmission of acquired variation: Effects on genetic fitness 567--596 Norman D. Schmidt and Jacques J. Peschon and Irwin H. Segel Kinetics of enzymes subject to very strong product inhibition: Analysis using simplified integrated rate equations and average velocities . . . . 597--611 R. W. Mankin and M. S. Mayer Stimulus-response relationships of insect olfaction: Correlations among neurophysiological and behavioral measures of response . . . . . . . . . . 613--630 John R. K. Savage and A. H. Cawood and D. G. Papworth The disparity between homologous chromosomes during DNA replication . . . 631--643 T. Triffet and H. S. Green Calcium dynamics at a plastic synapse in APLYSIA . . . . . . . . . . . . . . . . 645--674 Scott L. Whittenburg Microviscosity and enzyme-ligand dissociation . . . . . . . . . . . . . . 675--683 Harrington Wells Population equilibria and stability in plant-animal pollination systems . . . . 685--699 Mels Sluyser and Guus Hart Calculation of percentage of hormone independent transplantable cells in experimental mammary tumors . . . . . . 701--707 Anonymous Pages 551--707 (21 February 1983) . . . ??
John K. Gallant The complexity of the overlap method for sequencing biopolymers . . . . . . . . . 1--17 Immanuel M. Bomze and Peter Schuster and Karl Sigmund The role of Mendelian genetics in stragetic models on animal behaviour . . 19--38 Jose M. Izquierdo and Consuelo Perez A stochastic approach for the interpretation of single pulse experiments in morphological multicompartments of renewing and exponentially growing cell populations 39--75 R. Balasubramanian and P. Seetharamulu A conformational rationale for the wobble behaviour of the first base of the anticodon triplet in tRNA . . . . . 77--86 I. Dvoaak and J. Dainty and K. Janácek Analysis of time hierarchy in plant cell volume changes . . . . . . . . . . . . . 87--112 Marjorie A. Asmussen Density dependent selection incorporating intraspecific competition 1. A haploid model . . . . . . . . . . . 113--127 Gautam Thor Some topological considerations of the optic pathway . . . . . . . . . . . . . 129--136 Michael R. Rose The contagion mechanism for the origin of sex . . . . . . . . . . . . . . . . . 137--146 Edward A. Laws Plots of turnover times versus added substrate concentrations provide only upper bounds to in situ substrate concentrations . . . . . . . . . . . . . 147--150 Anonymous Editorial Board . . . . . . . . . . . . ifc--ifc Anonymous Pages 1--150 (7 March 1983) . . . . . . ??
Glenn W. Rowe and L. E. H. Trainor On the informational content of viral DNA . . . . . . . . . . . . . . . . . . 151--170 Glenn W. Rowe and L. E. H. Trainor A thermodynamic theory of codon bias in viral genes . . . . . . . . . . . . . . 171--203 Lawrence T. Friedhoff The effect of ion channels on cell membrane motion . . . . . . . . . . . . 205--210 David B. Wake and Gerhard Roth and Marvalee H. Wake On the problem of stasis in organismal evolution . . . . . . . . . . . . . . . 211--224 V. Kothekar and S. Kailash Biophysical studies on molecular mechanisms of abortificient action of prostaglandins V. CNDO/2 estimation of the relative affinities of the cations Na +, Mg$^{2+}$ and Ca$^{2+}$ to the carboxylic group . . . . . . . . . . . . 225--231 V. Kothekar Biophysical studies on molecular mechanism of abortificient action of prostaglands VI. Conformation energy calculation on PGE 2, PGF 2$ \alpha $ and 15-(S)-methyl PGF 2$ \alpha $ . . . 233--240 C. Portelli The L-cell and D-cell of mitosis . . . . 241--246 C. Holt Swelling of Golgi vesicles in mammary secretory cells and its relation to the yield and quantitative composition of milk . . . . . . . . . . . . . . . . . . 247--261 Michael A. Gates and Roger I. C. Hansell On the distinctness of clusters . . . . 263--273 William H. E. Day Properties of the nearest neighbor interchange metric for trees of small size . . . . . . . . . . . . . . . . . . 275--288 J. G. White and G. G. Borisy On the mechanisms of cytokinesis in animal cells . . . . . . . . . . . . . . 289--316 Athel Cornish-Bowden Phenetic methods of classification use information that is disregarded by minimum-length methods . . . . . . . . . 317--319 Sidney W. Fox and Koichiro Matsuno Self-organization of the protocell was a forward process . . . . . . . . . . . . 321--323 Anonymous Erratum . . . . . . . . . . . . . . . . 325--325 Anonymous Pages 151--325 (21 March 1983) . . . . . ??
Robert C. Hopkins Transitions between B-DNA and Z-DNA: a dilemma . . . . . . . . . . . . . . . . 327--333 Hendrik Vilstrup and Susanne Keiding and Per B. Vendsborg Kinetics of galactose uptake by perfused rat livers: Applicability of a family of models . . . . . . . . . . . . . . . . . 335--344 Alain S. Tedgui and Bernard I. Levy and Simon R. Sebag Instantaneous blood flow, impedance and elastic properties computed in man from aortic pulse waves . . . . . . . . . . . 345--354 Andrew W. Boy Cell cycle kinetic data can be simulated by a simple chemical kinetic model . . . 355--372 Kazuaki Tarumi and Helmut Schwegler Oscillating spatial structures of a tissue . . . . . . . . . . . . . . . . . 373--386 Jean-Marie Fr\`ere and Bernard Leyh and André Renard Lineweaver--Burk, Hanes, Eadie--Hofstee and Dixon plots in non-steady-state situations . . . . . . . . . . . . . . . 387--400 Somdatta Sinha Are circadian oscillators structurally unstable? . . . . . . . . . . . . . . . 401--414 S. K. Upadhyaya and R. H. Rand and J. R. Cooke A mathematical model of the effects of Co 2 on stomatal dynamics . . . . . . . 415--440 Irena Szumiel Ca$^{2+}$, Mg$^{2+}$ and (Adenosine Diphosphate Ribose) $n$ in cellular response to irradiation . . . . . . . . 441--451 G. D. Parry The influence of the cost of growth on ectotherm metabolism . . . . . . . . . . 453--477 Mark Y. Feldman ``Cross-linkage'' model for tRNA interactions with mRNA and ribosome . . 479--491 Tominosuke Katsurai and Toshitaka Kajino Growth process of the human body considered in connection with basal metabolism and specific surface area . . 493--494 Wallace J. Dominey Sexual selection, additive genetic variance and the ``phenotypic handicap'' 495--502 Anonymous Pages 327--502 (7 April 1983) . . . . . ??
Rolando Lara and Gonzalo Viana Di Prisco Synaptic competition in developmental binocular plasticity . . . . . . . . . . 503--527 T. F. H. Allen and E. Paul Wyleto A hierarchical model for the complexity of plant communities . . . . . . . . . . 529--540 Morten Colding-Jòrgensen A model for the firing pattern of a paced nerve cell . . . . . . . . . . . . 541--568 Edwin Donath and Andreas Voigt Charge distribution within cell surface coats of single and interacting surfaces --- a minimum free electrostatic energy approach. Conclusions for electrophoretic mobility measurements 569--584 Reinhard Burger On the evolution of dominance modifiers I. A nonlinear analysis . . . . . . . . 585--598 D. A. Linkens and R. I. Kitney Integer-ratio entrainment in mutually-coupled non-linear oscillators 599--617 G. A. Parker Arms races in evolution --- an ESS to the opponent-independent costs game . . 619--648 M. Rejmánek and P. Kindlmann and J. Leps Increase of stability with connectance in model competition communities . . . . 649--656 James Graham Cancer and evolution: Synthesis . . . . 657--659 Anonymous Erratum . . . . . . . . . . . . . . . . 661--661 Anonymous Pages 503--661 (21 April 1983) . . . . . ??
André Rogatko Diallelic model combining selection and incomplete penetrance . . . . . . . . . 1--6 Leonardo Peusner Hierarchies of irreversible energy conversion systems: A network thermodynamic approach. I. Linear steady state without storage . . . . . . . . . 7--39 Jerry A. Peterson The widespread nature of phenotypic variability in hepatomas and cell lines, in the form of a geometric series . . . 41--53 A. Bertuzzi and A. Gandolfi and A. Germani and R. Vitelli A general expression for sequential DNA-fluorescence histograms . . . . . . 55--67 Hiroshi Monoi Ionic interactions and anion binding in the gramicidin channel. An electrostatic calculation . . . . . . . . . . . . . . 69--99 H. Bremer and L. Chuang Cell division in \bionameEscherichia coli after changes in the velocity of DNA replication . . . . . . . . . . . . 101--120 Marvin Charton and Barbara I. Charton The dependence of the Chou-Fasman parameters on amino acid side chain structure . . . . . . . . . . . . . . . 121--134 William A. Calder Body size, mortality, and longevity . . 135--144 J. R. Blake and P. G. Vann and H. Winet A model of ovum transport . . . . . . . 145--166 Takeshi Kikuchi and Kichisuke Nishimoto Theoretical studies of hemoproteins. III. Dynamical treatment of some abnormal hemoglobins . . . . . . . . . . 167--173 Anonymous Editorial Board . . . . . . . . . . . . ifc--ifc Anonymous Pages 1--173 (7 May 1983) . . . . . . . ??
Kenneth H. Norwich To perceive is to doubt: The relativity of perception . . . . . . . . . . . . . 175--190 Photios Anninos and Pangs Argyrakis A mathematical model for the decay of short-term memory with age . . . . . . . 191--197 I. W. Richardson and A. H. Louie Projections as representations of phenomena . . . . . . . . . . . . . . . 199--223 Jacques Lef\`evre Teleonomical optimization of a fractal model of the pulmonary arterial bed . . 225--248 Paul Latimer Photometric assays of cell shrinkage-the resolution of a conflict . . . . . . . . 249--259 Raivo Vilu Calculation of probabilities of random occurrence of different types of palindromes . . . . . . . . . . . . . . 261--268 Jacob S. Ishay and Vered Paniry and Dror Sadeh Direction finding by hornets in a vertically rotating centrifuge . . . . . 269--276 V. P. Saxena Temperature distribution in human skin and subdermal tissues . . . . . . . . . 277--286 S. Sivakami and V. Srinivasan A model for memory . . . . . . . . . . . 287--294 J. Pokorný and A. Jandová and J. Kobilková and K. Heyberger and T. Hraba Fröhlich electromagnetic radiation from human leukocytes: Implications for leukocyte adherence inhibition test . . 295--305 Charles Delisi and Frederik W. Wiegel Membrane fluidity and the probability of complement fixation . . . . . . . . . . 307--322 S. Noor Mohammad and A. J. Hopfinger and D. R. Bickers Intrinsic mutagenicity of polycyclic aromatic hydrocarbons: a quantitative structure activity study based upon molecular shape analysis . . . . . . . . 323--331 J. Troouft Solution versus diffusion at the alveolar lining in the lung . . . . . . 333--336 Douglas Dix Toward a definition of life: Semantic thermodynamic considerations . . . . . . 337--340 Anonymous Pages 175--340 (21 May 1983) . . . . . . ??
Michel Treisman Errors in the theory of the structured deme . . . . . . . . . . . . . . . . . . 339--346 A. S. Iberall What is ``language'' that can facilitate the flow of information? A contribution to a fundamental theory of language and communication . . . . . . . . . . . . . 347--359 A. H. Soloway and R. J. Brumbaugh and D. T. Witiak Carbinolamines and related structures --- Potential alkylating metabolites of clinically active anticancer drugs . . . 361--373 Mark O. Bergman Mathematical model for contact inhibited cell division . . . . . . . . . . . . . 375--386 Magnus Enquist and Olof Leimar Evolution of fighting behaviour: Decision rules and assessment of relative strength . . . . . . . . . . . 387--410 Andrew Wohlgemuth and George Markowsky Mathematical immunogenetics I mathematics as language . . . . . . . . 411--424 George Markowsky and Andrew Wohlgemuth Mathematical immunogenetics II antibody incidence structure . . . . . . . . . . 425--437 E. M. Tory and W. S. Jodrey and D. K. Pickard Simulation of random sequential adsorption: Efficient methods and resolution of conflicting results . . . 439--445 Malcolm Griffin How much evolutionary advantage does sex confer? . . . . . . . . . . . . . . . . 447--458 David Sloan Wilson Reply to Treisman . . . . . . . . . . . 459--462 John W. Glasser and Richard G. Wiegert On the role of chance in biology: The stochastic-deterministic continuum . . . 463--467 Anonymous Pages 339--467 (7 June 1983) . . . . . . ??
Günter Fritzsch and Hermann Koepsell An analysis of biphasic time courses: the inactivation of (Na + +K + )-ATPase and Ca$^{2+}$-ATPase by ATP-analogs . . 469--476 Jack Ferrier A mechanism for the regulation of ligament width based on the resonance frequency of ion concentration waves . . 477--486 Ivan E. Collier and William H. Olson and James D. Regan A mechanism for the control of patch size in mammalian cell DNA excision repair . . . . . . . . . . . . . . . . . 487--499 Stephen M. King A regulatory model for spindle function during mitosis . . . . . . . . . . . . . 501--510 Akira Imamura and Masaru Ohsaku A molecular orbital treatment on the reactivity of some polycyclic aromatic hydrocarbon diol-epoxides . . . . . . . 511--519 M. J. Dufton The significance of redundancy in the genetic code . . . . . . . . . . . . . . 521--526 Richard Sibly and Peter Calow An integrated approach to life-cycle evolution using selective landscapes . . 527--547 Alan Grafen and Mark Ridley A model of mate guarding . . . . . . . . 549--567 U. Müller-Herold What is a hypercycle? . . . . . . . . . 569--584 Yusei Miyamoto and Manabu Hanano and Tatsuji Iga and Masanobu Ishikawa Concentration profile in the intestinal tract and drug absorption model: two-dimensional laminar flow in a circular porous tube . . . . . . . . . . 585--601 Marion Blute ``Selfish'' DNA and differential parental investment: some implications for sex chromosomes . . . . . . . . . . 603--610 Herbert C. Corben Wing-beat frequencies, wing-areas and masses of flying insects and hummingbirds . . . . . . . . . . . . . . 611--623 V. Znojil An ignored error in the mathematical formulation of erythrocyte survival curves . . . . . . . . . . . . . . . . . 625--628 Anonymous Pages 469--628 (21 June 1983) . . . . . ??
Jacoues Ninio The brain as a geometer . . . . . . . . 1--9 I. D. J. Burdett and T. B. L. Kirkwood How does a bacterium grow during its cell cycle? . . . . . . . . . . . . . . 11--20 James B. McGraw and R. D. Wulff The study of plant growth: a link between the physiological ecology and population biology of plants . . . . . . 21--28 A. Raudino and A. Asero and V. Rizza A theoretical model for surface polarizability in phospholipid membranes 29--41 Arnold Hoffman and Edward L. Tepper Energy storage in photosynthetic photophosphorylation: Lessons from the physical chemistry of the photographic latent image . . . . . . . . . . . . . . 43--62 Isao Katsura Theory on the structure and stability of coated vesicles . . . . . . . . . . . . 63--75 E. Frehland and W. Stephan Rate theory models for ion transport through rigid pores. I. Time-dependent analysis in the case of vanishing interactions . . . . . . . . . . . . . . 77--97 Ilan Eshel Evolutionary and continuous stability 99--111 T. Pham Dinh and J. Demongeot and P. Baconnier and G. Benchetrit Simulation of a biological oscillator: The respiratory system . . . . . . . . . 113--132 Paul J. Davis and Yoshio Osawa Binding of thyroid hormone by heme proteins may signal protein age . . . . 133--136 Alexander Gero Desensitization, two-state receptors and pharmacological parameters . . . . . . . 137--161 R. de Long A unified concept for microbial genetics 163--165 A. C. Economos Elastic and/or geometric similarity in mammalian design? . . . . . . . . . . . 167--172 Anonymous Editorial Board . . . . . . . . . . . . ifc--ifc Anonymous Pages 1--172 (7 July 1983) . . . . . . . ??
Oscar M. Sorarrain and Rafael R. Boggio and Jorge L. Pousa and Ewald A. Favret Application of absorbent Markov chains for a selling model of two independent logi . . . . . . . . . . . . . . . . . . 173--180 Manuel Rotenberg Transport theory for growing cell populations . . . . . . . . . . . . . . 181--199 C. Marzec and J. Kappraff Properties of maximal spacing on a circle related to phyllotaxis and to the golden mean . . . . . . . . . . . . . . 201--226 B. I. Kurganov Specific ligand-induced association of an enzyme. A new model of dissociating allosteric enzyme . . . . . . . . . . . 227--245 B. N. Goldstein Analysis of cyclic enzyme reaction schemes by the graph-theoretic method 247--264 N. R. Silvester Some hydrodynamic aspects of fitter feeding with rectangular-mesh nets . . . 265--286 Robin Craig Familial selection and the evolution of social behaviour re-examined . . . . . . 287--294 Mark R. Waser and Lillian Garfinkel and Michael C. Kohn and David Garfinkel Computer modeling of muscle phosphofructokinase kinetics . . . . . . 295--312 John J. Tyson Periodic enzyme synthesis and oscillatory repression: Why is the period of oscillation close to the cell cycle time? . . . . . . . . . . . . . . 313--328 R. Holliday and T. B. L. Kirkwood Theories of cell ageing: a case of mistaken identity . . . . . . . . . . . 329--330 A. Sepúlveda and M. Pieber and M. A. Soto and J. C. Toh\`a Storage and retrieval of biomolecule sequences . . . . . . . . . . . . . . . 331--332 Anonymous Pages 173--332 (21 July 1983) . . . . . ??
John K-J. Li Hemodynamic significance of metabolic turn-over rate . . . . . . . . . . . . . 333--338 P. Anninos and S. Zenone and R. Elul Artificial neural nets: Dependence of the EEG amplitude's probability distribution on statistical parameters 339--348 János Angyan and Gábor Náray-Szabó Comparison of protein electrostatic potential along the catalytic triad of serine proteinases . . . . . . . . . . . 349--356 Raymond J. Matela and Robert Ransomt and M. A. Bowles Computer simulation of compartment maintenance in the Drosophila wing imaginal disc . . . . . . . . . . . . . 357--378 Jacek K. Wojcierowski Eukaryotic genome: Model considerations 379--403 Dana Noel McKinley Model for tramformations of the clathrin lattice in the coated vesicle pathway 405--419 Atuhiro Sibatani A plausible molecular interpretation of the polar coordinate model with a centripetal degeneracy of distinctive field values . . . . . . . . . . . . . . 421--428 William H. E. Day Computationally difficult parsimony problems in phylogenetic systematics . . 429--438 N. Ikeda and S. Yoshizawa and T. Sato Difference equation model of ventricular parasystole as an interaction between cardiac pacemakers based on the phase response curve . . . . . . . . . . . . . 439--465 D. R. Forsdyke and P. M. Ford Rouleaux formation as a measure of the phase separating ability of plasma . . . 467--472 FreD C. Westall Cancer basic protein: a cellular growth factor in cancer cells? . . . . . . . . 473--480 Anonymous Pages 333--480 (7 August 1983) . . . . . ??
W. Stephan and E. Frehland Rate theory models for ion transport through rigid pores. II. Time-dependent analysis of the single-file model with special reference to oscillatory behaviour . . . . . . . . . . . . . . . 481--505 Mitsuo Kawato and Nakaakira Tsukahara Theoretical study on electrical properties of dendritic spines . . . . . 507--522 M. Milgram and H. Atlan Probabilistic automata as a model for epigenesis of cellular networks . . . . 523--547 Hanna Parnas and Lee A. Segel A case study of linear versus non-linear modelling . . . . . . . . . . . . . . . 549--580 Willi Schmidt The problem of cell debris in pulse-cytophotometry: a probability theoretic model . . . . . . . . . . . . 581--599 Steven Strogatz Topology of zigzag chromatin . . . . . . 601--607 Amnon Horovitz and Tamir Ben-Hur A model for the kinetics of crime . . . 609--617 Lloyd Demetrius Selection and evolution in macromolecular systems . . . . . . . . . 619--643 A. Goldsworthy The evolution of plant action potentials 645--648 M. Weiss Importance of tissue distribution in determining drug disposition curves . . 649--652 Anonymous Pages 481--652 (21 August 1983) . . . . ??
Joseph C. Zolman Positive co-operativity in the membrane receptor mediated response . . . . . . . 1--6 Ralph Hinegardner and Joseph Engelberg Biological complexity . . . . . . . . . 7--20 Madhav Gadgil and N. V. Joshi and Sulochana Gadgil On the moulding of population viscosity by natural selection . . . . . . . . . . 21--42 R. de A. Nogueira and E. A. Conde Garcia A theoretical study on heat production in squid giant axon . . . . . . . . . . 43--52 C. Berding and T. Harbich and H. Haken A pre-pattern formation mechanism for the spiral-type patterns of the sunflower head . . . . . . . . . . . . . 53--70 P. F. Morrison and J. Aroesty and S. P. Creekmore and P. E. Barker and T. L. Lincoln A preliminary model of doable-minate-mediated gene amplification . . . . . . . . . . . . . 71--91 Allen T. Rutberg The evolution of monogamy in primates 93--112 A. S. Rao and Randhir Singh Theoretical approaches for reducing eioenergetic costs and enhancing plant productivity . . . . . . . . . . . . . . 113--120 William H. Calvin A stone's throw and its launch window: Timing precision and its implications for language and hominid brains . . . . 121--135 Roger E. Clapp Zipper transition in an alpha-helix: a mechanism for gating of voltage-sensitive ion channels in a biological membrane . . . . . . . . . . 137--158 Anonymous Erratum . . . . . . . . . . . . . . . . 159--159 Anonymous Editorial Board . . . . . . . . . . . . ifc--ifc Anonymous Pages 1--159 (7 September 1983) . . . . ??
Eva Seim and Bernt-Erik Sæther On rethinking allometry: which regression model to use? . . . . . . . . 161--168 R. Paul and R. Chatterjee and J. A. Tuszy\'nski and O. G. Fritz Theory of long-range coherence in biological systems. I. The anomalous behaviour of human erythrocytes . . . . 169--185 L. Edelstein and L. A. Segel Growth and metabolism in mycelial fungi 187--210 Alain Coulombe and Edouard Coraboeuf Simulation of potassium accumulation in clefts of Purkinje fibers: Effect on membrane electrical activity . . . . . . 211--229 Dietmar Lerche A biophysical model for interaction of cells with a surface coat (Glycocalyx). I. Electrostatic interaction profile . . 231--248 Alexander Gero Theoretical treatment of events between the drug-receptor association and the effect . . . . . . . . . . . . . . . . . 249--259 H. Shimizu and H. Haken Co-operative dynamics in organelles . . 261--273 N. A. C. Kidd and A. D. Mayer The effect of escape responses on the stability of insect host-parasite models 275--287 Siegfried Scherer Basic functional states in the evolution of light-driven cyclic electron transport . . . . . . . . . . . . . . . 289--299 Michael J. Woldenberg and Keith Horsfield Finding the optimal lengths for three branches at a junction . . . . . . . . . 301--318 Anonymous Erratum . . . . . . . . . . . . . . . . 319--319 Anonymous Pages 161--319 (21 September 1983) . . . ??
D. Hummel Aerodynamic aspects of formation flight in birds . . . . . . . . . . . . . . . . 321--347 Nico M. van Straalen Physiological time and time-invariance 349--357 Timothy F. Havel and Irwin D. Kuntz and Gordon M. Crippen The combinatorial distance geometry method for the calculation of molecular conformation. I. A new approach to an old problem . . . . . . . . . . . . . . 359--381 Timothy F. Havel and Gordon M. Crippen and Irwin D. Kuntz and Jeffrey M. Blaney The combinatorial distance geometry method for the calculation of molecular conformation II. Sample problems and computational statistics . . . . . . . . 383--400 A. P. Brown Codon-level analysis of histone primary sequence: Evidence of a repeat tetrapeptide origin and later inclusion of transcribed sequence . . . . . . . . 401--416 Joseph B. Keller and Meira S. Falkovitz Crawling of worms . . . . . . . . . . . 417--442 Charles E. Weber Corticosteroid regulation of electrolytes . . . . . . . . . . . . . . 443--449 Nigel Holder Developmental constraints and the evolution of vertebrate digit patterns 451--471 Anonymous Pages 321--471 (7 October 1983) . . . . ??
William I. Newman The long-time behavior of the solution to a non-linear diffusion problem in population genetics and combustion . . . 473--484 William G. Bardsley Simple enzyme kinetic mechanisms that can give all possible velocity profiles with chemically reasonable rate constant values . . . . . . . . . . . . . . . . . 485--491 Lea F. Murphy A nonlinear growth mechanism in size structured population dynamics . . . . . 493--506 J. Leclerco and J. E. Dumont Boolean analysis of cell regulation networks . . . . . . . . . . . . . . . . 507--534 M. P. Firestone and R. De Levie and S. K. Rangarajan On one-dimensional nucleation and growth of ``living'' polymers I. Homogeneous nucleation . . . . . . . . . . . . . . . 535--552 S. K. Rangarajan and R. de Levie On one-dimensional nucleation and growth of ``living'' polymers II. Growth at constant monomer concentration . . . . . 553--570 I. Ortega Blake and A. Le\'s and S. Rybak The interaction of $ \gamma $-aminobutiric acid with hydrated Ca$^{2+}$ and Mg$^{2+}$. A pseudopotential ab initio study . . . . 571--590 Masahiro Okamoto and Katsuya Hayashi Dynamic behavior of cyclic enzyme systems . . . . . . . . . . . . . . . . 591--598 S. F. Abdulnur and K. Laki A two-dimensional representation of relative orientations of $ \alpha $-helix residues . . . . . . . . . . . . 599--603 Francis D. Alfano An information-theory model of cellular survival, mutation and transformation and the relevance of this model to chemical carcinogenesis . . . . . . . . 605--616 John J. Tyson Unstable activator models for size control of the cell cycle . . . . . . . 617--631 Hagai Almagor A Markov analysis of DNA sequences . . . 633--645 I. I. H. Chen A mathematical representation for vessel networks II . . . . . . . . . . . . . . 647--654 D. W. Stewart and L. M. Dwyer Stomatal response to plant water deficits . . . . . . . . . . . . . . . . 655--666 Yasuhiro Kitazoe and Nobuaki Hiraoka and Hisashi Ueta and Hisakazu Ogura and \ldots Hideo Saito Theoretical analysis on relationship between the neural activity and the EEG 667--683 Gene Barnett and Chia-Whei N. Chiang and Vojtech Licko Effects of marijuana on testosterone in male subjects . . . . . . . . . . . . . 685--692 N. L. Incardona Binding of viruses and ligands to cells: Effect of receptor density . . . . . . . 693--699 J. Rzeszowska-Wolny Is genetic code error-correcting? . . . 701--702 Anonymous Pages 473--702 (21 October 1983) . . . . ??
M. A. R. Koehl The morphology and performance of suspension-feeding appendages . . . . . 1--11 S. Kudzmauskas and L. Valkunas and A. Y. Borisov A theory of excitation transfer in photosynthetic units . . . . . . . . . . 13--23 S. Damjanovich and B. Somogyi and G. R. Welch Protein fluctuation and enzyme activity 25--33 T. D. Jones and G. D. Griffin and P. J. Walsh A unifying concept for carcinogenic risk assessments . . . . . . . . . . . . . . 35--61 R. E. Reid Drug interaction with calmodulin: The binding site . . . . . . . . . . . . . . 63--76 J. J. Pellegrino and R. L. Sani and R. I. Gamow Mass transfer from Phycomyces in the avoidance and anemotropic responses: Numerical modeling . . . . . . . . . . . 77--90 Young Sung Ghim and Ho Nam Chang Diffusional falsification of kinetic constants on Lineweaver--Burk plots . . 91--102 Walter M. Elsasser Biological application of the statistical concepts used in the second law . . . . . . . . . . . . . . . . . . 103--116 Colin H. Clarke The consequences of base-pair substitution mutations in AT- and GC-rich bacteria . . . . . . . . . . . . 117--131 Akira Suyama and Akiyoshi Wada Correlation between thermal stability maps and genetic maps of double-stranded DNAs . . . . . . . . . . . . . . . . . . 133--145 G. A. Parker and P. Courtney Seasonal incidence: Adaptive variation in the timing of life history stages . . 147--155 Daniel Grafstein Stereochemical origins of the genetic code . . . . . . . . . . . . . . . . . . 157--174 Alasdair Houston Comments on ``learning the evolutionarily stable strategy'' . . . . 175--178 Calvin B. Harley When do animals learn the evolutionarily stable strategy? . . . . . . . . . . . . 179--181 Anonymous Editorial Board . . . . . . . . . . . . ifc--ifc Anonymous Pages 1--181 (7 November 1983) . . . . . ??
Koichiro Matsuno Evolutionary changes in the information content of polypeptides . . . . . . . . 185--199 Henryk Szarski Cell size and the concept of wasteful and frugal evolutionary strategies . . . 201--209 P. Maruani and D. Schwartz Sterility and fecundability estimation 211--219 Raik Mikelsaar Human mitochondrial genome and the evolution of methionine transfer ribonucleic acids . . . . . . . . . . . 221--232 R. B. Pinter The electrophysiological bases for linear and for nonlinear product term lateral inhibition and the consequences for wide field textured stimuli . . . . 233--243 Leopoldo Millán and Ezio Marchi Denaturation of some general DNA sequences . . . . . . . . . . . . . . . 245--258 J. L. Deneubourg and J. M. Pasteels and J. C. Verhaeghe Probabilistic behaviour in ants: a strategy of errors? . . . . . . . . . . 259--271 Stephen R. Carpenter Lake geometry: Implications for production and sediment accretion rates 273--286 W. Stephan and B. Kleutsch and E. Frehland Rate theory models for ion transport through rigid: Pores. III. Continuum vs discrete models in single file diffusion 287--310 K. M. Jackson Why the upper limbs move during human walking . . . . . . . . . . . . . . . . 311--315 Michel A. Hofman Evolution of brain size in neonatal and adult placental mammals: a theoretical approach . . . . . . . . . . . . . . . . 317--332 R. P. Bywater and J. L. Finney Particle geometry and the chromatographic separation of cells: The simplest case of uniform particles . . . 333--343 W. John Wilbur and John Rinzel A theoretical basis for large coefficient of variation and bimodality in neuronal interspike interval distributions . . . . . . . . . . . . . 345--368 B. S. Niven Two different animals may not have the same environment . . . . . . . . . . . . 369--370 D. Elder The evolution of altruism . . . . . . . 371--372 D. des S. Thomas and K. Suryanarayana and E. K. Manavathu Asexual reproduction coupled with heterothallism; possible consequences for fungi . . . . . . . . . . . . . . . 373--378 Anonymous Pages 185--378 (1983) . . . . . . . . . ??
Italo Barrai A model for differentiation . . . . . . 379--389 Dan Suciu Cellular death by apoptosis in some radiosensitive and radioresistant mammalian tissues . . . . . . . . . . . 391--401 Alex P. Korn and F. P. Ottensmeyer A model for the three-dimensional structure of glucagon . . . . . . . . . 403--425 Leah Edelstein and Yitzhak Hadar A model for pellet size distributions in submerged mycelial cultures . . . . . . 427--452 R. K. Lowry and D. A. Ratkowsky A note on models for poikilotherm development . . . . . . . . . . . . . . 453--459 Juan C. Stockert A neighbour-exclusion intercalating model for poly(ADP-ribose) binding to DNA . . . . . . . . . . . . . . . . . . 461--467 Edward A. Laws and Donald G. Redalje and David M. Karl and Michael S. Chalup A theoretical and experimental examination of the predictions of two recent models of phytoplankton growth 469--491 Yehuda Katz and Milo E. Hoffman and Robert Blumenthal Parametric analysis of membrane characteristics and membrane structure 493--510 Paul R. Sheehe A variable risk clinical prognostic compartmental model . . . . . . . . . . 511--523 David G. Lloyd Evolutionarily stable sex ratios and sex allocations . . . . . . . . . . . . . . 525--539 Leo Vroman Possible relationships and interactions among events in clotting, platelet adhesion, immune surface reactions and granulocyte adhesion . . . . . . . . . . 541--543 Anonymous Pages 379--543 (7 December 1983) . . . . ??
John M. Reiner Differentiation, ageing, and terminal differentiation: A semantic analysis . . 545--552 Alexander L. Dounce A proposed mechanism for the catalatic ation of catalase . . . . . . . . . . . 553--567 P. W. Kuchel and B. E. Chapman NMR spin exchange kinetics at equilibrium in membrane transport and enzyme systems . . . . . . . . . . . . . 569--589 Claudiu I. Bândea A new theory on the origin and the nature of viruses . . . . . . . . . . . 591--602 Thomas J. Herbert The influence of axial rotation upon interception of solar radiation by plant leaves . . . . . . . . . . . . . . . . . 603--618 Thomas J. Herbert On the relationship between interception of direct solar radiation by cactus bodies and plant leaves . . . . . . . . 619--629 N. L. Incardona A kinetic model for virus binding which involves release of cell-bound virus-receptor complexes . . . . . . . . 631--645 D. J. Dall A theory for the mechanism of polar filament extrusion in the microspora . . 647--659 Thomas L. Daniel and Joel G. Kingsolver Feeding strategy and the mechanics of blood sucking in insects . . . . . . . . 661--677 David M. Regen and Calvin R. Maurer The dependence of chamber dynamics on chamber dimensions . . . . . . . . . . . 679--705 Alexander Varshavsky Do stalled replication forks synthesize a specific alarmone? . . . . . . . . . . 707--714 H. Naora and N. J. Deacon and A. W. Braithwaite Territorial confrontation among genes and activation of a cellular oncogene 715--721 Anonymous Pages 545--721 (21 December 1983) . . . ??
John Prothero Scaling of standard energy metabolism in mammals: I. Neglect of circadian rhythms 1--8 B. L. Bardakjian and T. Y. El-Sharkawy and N. E. Diamant Interaction of coupled nonlinear oscillators having different intrinsic resting levels . . . . . . . . . . . . . 9--23 M. Prabhakaran Spatial constraints and group behaviour in globular proteins . . . . . . . . . . 25--40 Robert Costanza and Christopher Neill Energy intensities, interdependence, and value in ecological systems: a linear programming approach . . . . . . . . . . 41--57 Lionel G. Harrison and J. Snell and R. Verdi Turing's model and pattern adjustment after temperature shock, with application to Acetabularia whorls . . . 59--78 Dunstan A. A. Akintonwa Theoretical aspects of enzyme induction and inhibition leading to the reversal of resistance to biocides . . . . . . . 79--87 Anonymous Editorial Board . . . . . . . . . . . . ifc--ifc Anonymous Pages 1--87 (7 January 1984) . . . . . . ??
J. M. Mahaffy Cellular control models with linked positive and negative feedback and delays. I. The models . . . . . . . . . 89--102 J. M. Mahaffy Cellular control models with linked positive and negative feedback and delays. II. Linear analysis and local stability . . . . . . . . . . . . . . . 103--118 Lyle L. Moldawer and Javier Sobrado and George L. Blackburn and Bruce R. Bistrian A rationale for administering leukocyte endogenous mediator to protein malnourished, hospitalized patients . . 119--133 I. Richard Lapidus Growth and division kinetics of asymmetrically dividing Tetrahymena thermophila . . . . . . . . . . . . . . 135--140 Robert L. Luke Glomerular permselection: Shape and flow 141--156 Katherine Troyer Microbes, herbivory and the evolution of social behavior . . . . . . . . . . . . 157--169 Dennis A. Sanders Self-transcription: RNA polymerase transcription of its own genes, and its role in cellular differentiation and cell cycling . . . . . . . . . . . . . . 171--182 James A. Scott The role of cytoskeletal integrity in cellular transformation . . . . . . . . 183--188 D. Weihs and P. W. Webb Optimal avoidance and evasion tactics in predator--prey interactions . . . . . . 189--206 A. M. Lenhoff and E. N. Lightfoot The effects of axial diffusion and permeability barriers on the transient response of tissue cylinders. II. Solution in time domain . . . . . . . . 207--238 P. H. Todd and I. H. M. Smart The shape of birds' eggs . . . . . . . . 239--243 Anonymous Pages 89--243 (21 January 1984) . . . . ??
Ruth Nussinov and George Pieczenik Structural and combinatorial constraints on base pairing in large nucleotide sequences . . . . . . . . . . . . . . . 245--259 Ruth Nussinov and George Pieczenik Folding of two large nucleotide chains 261--273 D. Sulsky and S. Childress and J. K. Percus A model of cell sorting . . . . . . . . 275--301 Jürgen Schlitter Rapid energy exchange of enzymes with solvent water by dipolar interaction . . 303--313 Davor Jureti\'c Efficiency of free energy transfer and entropy production in photosynthetic systems . . . . . . . . . . . . . . . . 315--327 Kerry A. Landman A continuum model for a red blood cell transformation: Sphere to crenated sphere . . . . . . . . . . . . . . . . . 329--351 A. M. Cummings and J. M. Yochim Differentiation of the uterus in preparation for gestation: a model for the action of progesterone . . . . . . . 353--374 Robert F. Derr The ethanol withdrawal syndrome: a consequence of lack of substrate for a cerebral Krebs-cycle . . . . . . . . . . 375--381 David A. Perry A model of physiological and allometric factors in the self-thinning curve . . . 383--401 Larry W. Oberley and Terry D. Oberley The role of superoxide dismutase and gene amplification in carcinogenesis . . 403--422 H. Honda and H. Yamanaka and M. Dan-Sohkawa A computer simulation of geometrical configurations during cell division . . 423--435 G. Evelyn Hutchinson and Nils Tongring The possible adaptive significance of the Brooks-Dyar rule . . . . . . . . . . 437--439 Anonymous Pages 245--439 (7 February 1984) . . . . ??
C. William Birky and Russell V. Skavaril Random partitioning of cytoplasmic organelles at cell division: The effect of organelle and cell volume . . . . . . 441--447 Jack Ferrier Osmosis and intermolecular force . . . . 449--453 R. S. Callow and I. Gladwell A general treatment of chromosome synapsis in even-numbered polyploids . . 455--494 Gary C. Berkowitz and Robert D. Tschirgi On the phylogeny of asymmetry and spatial discrimination . . . . . . . . . 495--528 M. G. Bulmer Risk avoidance and nesting strategies 529--535 H. A. Massaldi and C. H. Borzi The physico-chemical mechanism of mediated transport I. Facilitated diffusion . . . . . . . . . . . . . . . 537--557 M. A. El-Rifai Active transport membrane concentration amplifiers . . . . . . . . . . . . . . . 559--576 M. M. Domach and M. L. Shuler Testing of a potential mechanism for \bionameE. coli temporal cycle imprecision with a structural model . . 577--585 Klaus Jaffe Negentropy and the evolution of chemical recruitment in ants (\bionameHymenoptera: Formicidae) . . . 587--604 Marjorie P. Maguire The mechanism of meiotic homologue pairing . . . . . . . . . . . . . . . . 605--615 Anonymous Pages 441--615 (21 February 1984) . . . ??
Anonymous Editorial Board . . . . . . . . . . . . i--i Anonymous Index to volume 107 . . . . . . . . . . vii--xiv Diane K. Lavett A model for transcriptional regulation based upon homology between introns and promoter regions and secondary structure in the promoter regions: The human globins . . . . . . . . . . . . . . . . 1--36 Stewart McGavin Construction and use of models designed to demonstrate some topological properties of multistranded nucleic acid structure and its possible bearing on recombination . . . . . . . . . . . . . 37--56 Rolf F. Hoekstra and Robert F. Janz and A. J. Schilstra Evolution of gamete motility differences I. Relation between swimming speed and pheromonal attraction . . . . . . . . . 57--70 Rolf F. Hoekstra Evolution of gamete motility differences II. Interaction with the evolution of anisogamy . . . . . . . . . . . . . . . 71--83 Bernd Leps and Gerhard Barnickel and Hans Bradaczek and Harald Labischinski Structural studies on the bacterial cell wall peptidoglycan pseudomurein. I. Conformational energy calculations on the glycan strands in C1 conformation and comparison with murein . . . . . . . 85--114 Peter Yodzis The structure of assembled communities II . . . . . . . . . . . . . . . . . . . 115--126 D. N. Wheatley Intracellular protein degradation: Basis of a self-regulating mechanism for the proteolysis of endogenous proteins . . . 127--149 Alan H. Bornbusch Turning field size and its effects upon computer-simulated klinotactic orientation . . . . . . . . . . . . . . 151--163 M. McCabe Should reptation theory for migration of linear DNA through gels include screwing? . . . . . . . . . . . . . . . 165--167 Hal Caswell Optimal life histories and age-specific costs of reproduction: Two extensions 169--172 C. J. M. Brugman and H. van den Hooff and T. Blangé Some aspects of the role of quantum mechanics in the theory of muscle contraction . . . . . . . . . . . . . . 173--177 Anonymous Pages 1--177 (7 March 1984) . . . . . . ??
Boris N. Kholodenko Control of mitochondrial oxidative phosphorylation . . . . . . . . . . . . 179--188 John R. Clay and Michael F. Shlesinger Analysis of the effects of cesium ions on potassium channel currents in biological membranes . . . . . . . . . . 189--201 C. Hyver Local and global limit cycles in biochemical systems . . . . . . . . . . 203--209 C. Giessner-Prettre and J. Langlet and F. Caron Theoretical study of the geometrical arrangement of GT and GA wobble pairs in two short duplexes. Proton NMR chemical shifts and interaction energy calculations . . . . . . . . . . . . . . 211--228 Claudio D. Stern A simple model for early morphogenesis 229--242 N. G. Maroudas Cell membrane entropy as regulator of receptor submergence . . . . . . . . . . 243--248 Alexey S. Kondrashov Rate of evolution in a changing environment . . . . . . . . . . . . . . 249--260 Julia M. Goodfellow Solvent interactions in nucleic acid crystal hydrates . . . . . . . . . . . . 261--274 M. Stone Variance-covariance modelling with chromosome markers . . . . . . . . . . . 275--286 Jacques Régni\`ere Vertical transmission of diseases and population dynamics of insects with discrete generations: a model . . . . . 287--301 Pavel E. Moroz The cell in the field of gravity and the centrifugal field . . . . . . . . . . . 303--320 Clinton T. Rubin and Lance E. Lanyon Dynamic strain similarity in vertebrates; an alternative to allometric limb bone scaling . . . . . . 321--327 F. M. L. G. Stamato and E. Longo and L. M. Yoshioka and R. C. Ferreira The catalytic mechanism of serine proteases: Single proton versus double proton transfer . . . . . . . . . . . . 329--338 I. N. Crispe and N. B. LaThangue Cancer is not due to the expression of introns . . . . . . . . . . . . . . . . 339--340 James Graham Cancer and evolution: Amplification . . 341--343 Anonymous Pages 179--343 (21 March 1984) . . . . . ??
Hanna Parnas and Lee A. Segel Exhaustion of calcium does not terminate evoked neurotransmitter release . . . . 345--365 R. I. Kitney and R. C. Miall and J. F. Stein and P. M. Riddell Time series analysis of neuronal signals recorded in the cerebellum of trained monkeys . . . . . . . . . . . . . . . . 367--385 Grant R. Lambert Enzymic editing mechanisms and the origin of biological information transfer . . . . . . . . . . . . . . . . 387--403 N. Spencer Amino terminal acetylation and protein synthesis in eukaryotes . . . . . . . . 405--415 R. Rosin Further analysis of the honey bee ``Dance language'' controversy. I. Presumed proofs for the ``Dance language'' hypothesis, by Soviet scientists . . . . . . . . . . . . . . . 417--442 V. G. Nesterenko A concept of immune regulation of somatic cell differentiation . . . . . . 443--456 Janet L. Leonard A top-down approach to the analysis of behavioural organization . . . . . . . . 457--470 L. R. Foulds Maximum savings in the Steiner problem in phylogeny . . . . . . . . . . . . . . 471--474 Fred L. Bookstein A statistical method for biological shape comparisons . . . . . . . . . . . 475--520 Anonymous Pages 345--520 (7 April 1984) . . . . . ??
Ibne Saud and M. Z. Khan and A. A. Khan Diversity of order $ \alpha $ . . . . . 521--530 I. R. Johnson and J. H. M. Thornley A model of instantaneous and daily canopy photosynthesis . . . . . . . . . 531--545 Okhee Suh and Leonard Weiss The development of a technique for the morphometric analysis of invasion in cancer . . . . . . . . . . . . . . . . . 547--561 Richard T. O'Grady Evolutionary theory and teleology . . . 563--578 Toshifumi Takenaka and Hideki Gotoh Simulation of axoplasmic transport . . . 579--601 William S. Cooper Expected time to extinction and the concept of fundamental fitness . . . . . 603--629 Petr Lánský On approximations of Stein's neuronal model . . . . . . . . . . . . . . . . . 631--647 Gen Matsumoto A proposed membrane model for generation of sodium currents in squid giant axons 649--666 P. L. Antonelli and N. D. Kazarinoff Starfish predation of a growing coral reef community . . . . . . . . . . . . . 667--684 Michael Syvanen Conserved regions in mammalian $ \beta $-globins: Could they arise by cross-species gene exchange? . . . . . . 685--696 Andrzej Konopka Is the information content of DNA evolutionarily significant? . . . . . . 697--704 Anonymous Pages 521--704 (21 April 1984) . . . . . ??
Anonymous Editorial Board . . . . . . . . . . . . i--i Anonymous Index to volume 108 . . . . . . . . . . vii--xiii Charles L. Bowman and Adriano Baglioni Application of the Goldman--Hodgkin--Katz current equation to membrane current--voltage data . . . 1--29 Jitendra C. Parikh and R. Pratap An evolutionary model of a neural network . . . . . . . . . . . . . . . . 31--38 Gian Paolo Rossini Steroid receptor recycling and its possible role in the modulation of steroid hormone action . . . . . . . . . 39--53 Martin Blank Molecular association and the viscosity of hemoglobin solutions . . . . . . . . 55--64 Ilan Eshel On the evolution of an inner conflict 65--76 W. E. Briggs Cooperativity and extrema of the Hill slope for symmetric protein-ligand binding polynomials . . . . . . . . . . 77--83 Edoardo Beretta and Franco Gambale A thermodynamic interpretation to formation of clusters at the cell surface . . . . . . . . . . . . . . . . 85--109 Gordon P. Moore and Arnold R. Moore and Lawrence I. Grossman The frequency of matching sequences in DNA . . . . . . . . . . . . . . . . . . 111--122 B. N. Belintsev The spatial form self-organization in the development of \bionameDictyostelium discoideum . . . . . . . . . . . . . . . 123--129 Richard J. Smith Determination of relative size: The ``criterion of subtraction'' problem in allometry . . . . . . . . . . . . . . . 131--142 Michael P. Lisanti and Mark Flanagan and Saul Puszkin Clathrin lattice reorganization: theoretical considerations . . . . . . . 143--157 Ilan Eshel Are intragametic conflicts common in nature? Do they represent an important factor in evolution? . . . . . . . . . . 159--162 Anonymous Pages 1--162 (7 May 1984) . . . . . . . ??
Tetsuo Nakamoto and Mark McCroskey and Henry M. Mallek The role of ascorbic acid deficiency in human gingivitis --- a new hypothesis 163--171 E. Mizraji and J. Lin Chemicomechanical transduction performed by enzymes activated by polymers . . . . 173--189 R. Ferreira and S. G. Jacchieri Why are there two kinds of chain in tetrameric hemoglobins? . . . . . . . . 191--201 Joan B. Silk Local resource competition and the evolution of male-biased sex ratios . . 203--213 J. T. Manning Males and the advantage of sex . . . . . 215--220 I. I. H. Chen and J. N. Diana Mathematical modeling of capillary density . . . . . . . . . . . . . . . . 221--225 Bernard Victorri and Jean-Robert Derome Mathematical model of visual perception 227--260 John P. Cleave and Michael R. Levine and Peter J. Fleming The control of ventilation: a theoretical analysis of the response to transient disturbances . . . . . . . . . 261--283 Robert Abugov Genetic and strategic models for the evolution of mating systems . . . . . . 285--294 L. Stephen Kwok Calculation and application of the anterior surface area of a model human cornea . . . . . . . . . . . . . . . . . 295--313 Gerald Rosen Orthogonal projection experiments for many-parameter dependent phenomena: Optimization of hydroponic plant growth 315--318 Anonymous Pages 163--318 (21 May 1984) . . . . . . ??
Richard E. Lenski Coevolution of bacteria and phage: Are there endless cycles of bacterial defenses and phage counterdefenses? . . 319--325 D. Elder Theory of epigenetic coding . . . . . . 327--332 Michael S. Waterman Efficient sequence alignment algorithms 333--337 A. Leth Bak and A. Lund Jòrgensen RNA polymerase III control regions in retrovirus LTR, alu-type repetitive DNA, and papovavirus . . . . . . . . . . . . 339--348 Norman D. Cook The transmission of information in natural systems . . . . . . . . . . . . 349--367 E. B. Cohen New concepts of chemical and biological structure: Consequences of consistently treating weak bonds as chemical structural determinants . . . . . . . . 369--376 James W. Haefner and Judith L. Edson Community invasion by complex life cycles . . . . . . . . . . . . . . . . . 377--404 Vadim A. Ratner and Sergey N. Rodin Coevolution of directly contacting proteins in phage-bacterium ecosystem: Possibility or fiction? . . . . . . . . 405--411 M. Shinozuka and A. Tsurui and T. Naganuma and M. Moss and L. Moss-Salentijn A stochastic-mechanical model of longitudinal long bone growth . . . . . 413--436 B. Günther and E. Morgado Transport similarity: Dimensional analysis of diffusion at cellular level 437--449 Athel Cornish-Bowden Enzyme specificity: Its meaning in the general case . . . . . . . . . . . . . . 451--457 L. E. H. Trainor and G. W. Rowe and V. L. Szabo A tetrahedral representation of poly-codon sequences and a possible origin of codon degeneracy . . . . . . . 459--468 Kenzi Ishida Gain of information and evolutionarily stable strategy in hypercyclic organization . . . . . . . . . . . . . . 469--474 Scott K. Gleeson Medawar's theory of senescence . . . . . 475--479 Anonymous Pages 319--479 (7 June 1984) . . . . . . ??
D. W. Roberts A chemical contact pressure model for phyllotaxis . . . . . . . . . . . . . . 481--490 Jon Reed and Nils C. Stenseth On evolutionarily stable strategies . . 491--508 Stanislav Mierts and Magdaléna Trebatická Theoretical study on the alkylation and protonation of the nucleic acid bases 509--517 Richardo Flores Is the conformation of viroids involved in their pathogenicity? . . . . . . . . 519--527 Masahiro Okamoto and Katsuya Hayashi Frequency conversion mechanism in enzymatic feedback systems . . . . . . . 529--537 Derek Partridge and Patricia D. Lopez and Victor S. Johnston Computer programs as theories in biology 539--564 M. N. Zhadin Rhythmic processes in the cerebral cortex . . . . . . . . . . . . . . . . . 565--595 Raymond D. Mosteller and Bruce E. Goldstein A mathematical model that applies to protein degradation and post-translational processing of proteins and to analogous processes for other molecules in non-growing and exponentially growing cells . . . . . . 597--621 Wayne M. Getz Population dynamics: a per capita resource approach . . . . . . . . . . . 623--643 Li Zhen-gang and Wu Qiu-ying A hypothesis on the action of chromosomal genes . . . . . . . . . . . 645--661 R. Story and Toni A. Paine Some neglected aspects of vegetation classification in integrated surveys . . 663--674 Anonymous Pages 481--674 (21 June 1984) . . . . . ??
Anonymous Editorial Board . . . . . . . . . . . . i--i Anonymous Index to volume 109 . . . . . . . . . . vi--xii G. O. Osuji An oscillatory mechanism for the $ \gamma $-glutamyl transpeptidase-mediated translocation of amino acids across the cell membrane . . 1--15 M. M. Koslov and V. S. Markin A theory of osmotic lysis of lipid vesicles . . . . . . . . . . . . . . . . 17--39 B. C. Goodwin and Norbert H. J. Lacroix A further study of the holoblastic cleavage field . . . . . . . . . . . . . 41--58 B. I. Kurganov Binding of specific ligand by linearly associating enzyme system . . . . . . . 59--70 Carlo Bruni and Alberto Gandolfi and Alfredo Germani Analysis of the parameter constraints for a proposed antibody affinity distribution . . . . . . . . . . . . . . 71--76 Daniel R. Brooks and Paul H. Leblond and D. David Cumming Information and entropy in a simple evolution model . . . . . . . . . . . . 77--93 Photios Anninos and Michael Kokkinidis A neural net model for multiple memory domains . . . . . . . . . . . . . . . . 95--110 Kenichi Aoki A quantitative genetic model of two-policy games between relatives . . . 111--126 R. G. Staudte and M. Guiguet and M. Collyn d'Hooghe Additive models for dependent cell populations . . . . . . . . . . . . . . 127--146 D. M. Lambert Specific-mate recognition systems, phylogenies and asymmetrical evolution 147--156 Anonymous Pages 1--156 (7 July 1984) . . . . . . . ??
Lynn J. Groome and Sharon D. Groome Tension at the heme: a mathematical treatment of hemoglobin cooperativity 157--172 Toshihiko Hara A stochastic model and the moment dynamics of the growth and size distribution in plant populations . . . 173--190 David M. Regen Myocardial stress equations: Fiberstresses of the prolate spheroid 191--215 Robin E. Owen and A. R. G. Owen Mathematical paradigms for mimicry: Recurrent sampling . . . . . . . . . . . 217--247 Kazuyuki Aihara and Gen Matsumoto and Yuhji Ikegaya Periodic and non-periodic responses of a periodically forced Hodgkin--Huxley oscillator . . . . . . . . . . . . . . . 249--269 Doug P. Armstrong Why don't cellular slime molds cheat? 271--283 L. W. Nichol and M. J. Sculley and P. D. Jeffrey and D. J. Winzor Indefinite self-association of a solute in linear and branched arrays . . . . . 285--298 Anonymous Pages 157--298 (21 July 1984) . . . . . ??
Sarah A. Shoaf and Kevin Conway and R. Kevin Hunt Application of reaction--diffusion models to cell patterning in Xenopus retina. Initiation of patterns and their biological stability . . . . . . . . . . 299--329 Charles C. Frasier An explanation of the relationships between mass, metabolic rate and characteristic skeletal length for birds and mammals . . . . . . . . . . . . . . 331--371 Yoshio Yamamoto and Hiroyuki Mioh and Hiroshi Shimizu A kinetic Ising model for dynamical behavior of anisotropic system --- its significance in streaming phenomena . . 373--391 John Vandermeer Plant competition and the yield-density relationship . . . . . . . . . . . . . . 393--399 M. Zamir and D. C. Bigelow Cost of departure from optimality in arterial branching . . . . . . . . . . . 401--409 T. G. Hallam and J. T. de Luna Effects of toxicants on populations: a qualitative: Approach III. Environmental and food chain pathways . . . . . . . . 411--429 Masako Fukada Applicability of superhelical model for regulation of gene expression . . . . . 431--452 Shozo Yokoyama Social selection in human populations: Differential modification of the fitness by the sex of an affected parent . . . . 453--459 Igor E. Mikhaltsev Parametric neuromorphology . . . . . . . 461--462 Angelos C. Economos The surface illusion and the elastic/geometric similarity paradox, encore . . . . . . . . . . . . . . . . . 463--470 Edward F. Rogers The use and design of biligand enzyme inhibitors . . . . . . . . . . . . . . . 471--474 Anonymous Pages 299--474 (7 August 1984) . . . . . ??
J. Douglas Hypothetical entropy-driven mechanism for self-regulation of the size and division of primitive cells, suggesting the origin and nature of mesosomes . . . 475--478 R. O. Ayeni and E. A. Akinrelere On temperature factor and the effect of viscosity on blood temperature in the arteries . . . . . . . . . . . . . . . . 479--487 Nils Chr. Stenseth Evolutionarily stable strategies in food selection models with fitness sets . . . 489--499 F. H. Malpress A Coulombic hypothesis of mitochondrial oxidative phosphorylation . . . . . . . 501--521 F. H. Malpress Local energized proton hypotheses of mitochondrial oxidative phosphorylation 523--532 S. Papageorgiou A hierarchical polar coordinate model for epimorphic regeneration . . . . . . 533--554 Jacques Ricard and Georges Noat Enzyme reactions at the surface of living cells: I. Electric repulsion of charged ligands and recognition of signals from the external milieu . . . . 555--569 Jacques Ricard and Georges Noat Enzyme reactions at the surface of living cells: II. Destabilization in the membranes and conduction of signals . . 571--580 Photios Anninos and Michael Kokkinidis and Andreas Skouras Noisy neural nets exhibiting memory domains . . . . . . . . . . . . . . . . 581--594 W. W. Schwabe and A. G. Clewer Phyllotaxis --- a simple computer model based on the theory of a polarly-translocated inhibitor . . . . . 595--619 R. McN. Alexander Optimum strengths for bones liable to fatigue and accidental fracture . . . . 621--636 Anonymous Pages 475--636 (21 August 1984) . . . . ??
Anonymous Editorial Board . . . . . . . . . . . . i--i Anonymous Index to volume 110 . . . . . . . . . . vii--ixv S. Jay Smith and Dale N. Lawrence and Gary R. Noble An immune response profile model for immunogenicity quantitation . . . . . . 1--10 Ian C. West and Malcolm G. P. Page When is the outer membrane of \bionameEscherichia coli rate-limiting for uptake of galactosides? . . . . . . 11--19 U. Müller-Herold A fully specified model of a non-linear hypercycle . . . . . . . . . . . . . . . 21--26 C. J. Barnard Stasis: a coevolutionary model . . . . . 27--34 Hugo A. Massaldi The physico-chemical mechanism of mediated transport: II. Osmotic and isosmotic volume flow . . . . . . . . . 35--57 Peter Sýkora The discrepancy between in vivo and in vitro experiments with polycyclic aromatic hydrocarbon(PAH) carcinogens: a hypothetical explanation . . . . . . . . 59--66 Victor V. Solovyov and Nicolay A. Kolchanov A simple method for the calculation of low energy packings of $ \alpha $-helices --- A threshold approximation. I. The use of the method to estimate the effects of amino acid substitutions, deletions and insertions in globins . . 67--91 Z. Hejnowicz and John A. Romberger Growth tensor of plant organs . . . . . 93--114 Ted Honderich The time of a conscious sensory experience and mind-brain theories . . . 115--129 B. F. Gray and I. Gonda A comment on ``Some aspects of the role of quantum mechanics in the theory of muscle contraction'' . . . . . . . . . . 131--133 Anonymous Pages 1--133 (7 September 1984) . . . . ??
A. Khait and L. A. Segel A model for the establishment of pattern by positional differentiation with memory . . . . . . . . . . . . . . . . . 135--153 James M. Cheverud Quantitative genetics and developmental constraints on evolution by selection 155--171 D. Briedis and R. C. Seagrave Energy transformation and entropy production in living systems I. Applications to embryonic growth . . . . 173--193 Ingemar Lundström and Hans Elwing Stereospecific binding capacity of proteins on surfaces --- Simple mathematical models . . . . . . . . . . 195--204 A. R. Palmer and A. C. Pinder The directionality of the frog ear described by a mechanical model . . . . 205--215 Klaus Regelmann A remark on the theory of risk-sensitive foraging . . . . . . . . . . . . . . . . 217--222 Toshihiko Hara Dynamics of stand structure in plant monocultures . . . . . . . . . . . . . . 223--239 Thomas Caraco and Thomas S. Whittam Immigration-extinction competition on islands: Associations among three species . . . . . . . . . . . . . . . . 241--252 B. R. Sitaram and V. S. Varma Statistical mechanics of the Gompertz model of interacting species . . . . . . 253--256 Douglas Lauffenburger and Mary Grady and Kenneth H. Keller An hypothesis for approaching swarms of myxobacteria . . . . . . . . . . . . . . 257--274 Nadav Nur and Oren Hasson Phenotypic plasticity and the handicap principle . . . . . . . . . . . . . . . 275--297 Byron F. Johnson and G. B. Calleja and M. Zuker Mating-type gene switching in a homothallic fission yeast . . . . . . . 299--312 Anonymous Addendum . . . . . . . . . . . . . . . . 312--312 William F. Pickard The self-thinning rule . . . . . . . . . 313--314 Anonymous Pages 135--314 (21 September 1984) . . . ??
D. C. Reanney RNA splicing as an error-screening mechanism . . . . . . . . . . . . . . . 315--321 Harris Bernstein and Henry C. Byerly and Frederic A. Hopf and Richard E. Michod Origin of sex . . . . . . . . . . . . . 323--351 András J. Pellionisz Coordination: a vector-matrix description of transformations of overcomplete CNS coordinates and a tensorial solution using the Moore--Penrose generalized inverse . . . 353--375 Philip John Mitochondrial regulation of cell surface components in relation to carcinogenesis 377--381 G. W. Paltridge and J. V. Denholm and D. J. Connor Determinism, senescence and the yield of plants . . . . . . . . . . . . . . . . . 383--398 Allen G. Hirsh On the possibility of the production of many rare proteins by higher eukaryotes 399--410 Nelly van der Hoeven A mathematical model for the co-existence of incompatible, conjugative plasmids in individual bacteria of a bacterial population . . . 411--423 Edward A. Laws Improved estimates of phytoplankton carbon based on $^{14}$C incorporation into chlorophyll a . . . . . . . . . . . 425--434 Robert B. Pinter Adaptation of receptive field spatial organization via multiplicative lateral inhibition . . . . . . . . . . . . . . . 435--444 Barbara E. Wright Constraints on the models of carbohydrate metabolism in the two cell types of \bionameDictyostelium discoideum . . . . . . . . . . . . . . . 445--460 Gary E. Shull Differential inhibition of protein synthesis: a possible biochemical mechanism of thalidomide teratogenesis 461--486 Kenneth W. Nickerson A hypothesis on the role of pressure in the origin of life . . . . . . . . . . . 487--499 Jean-Pierre Boon Model for approaching colonies . . . . . 501--503 Anonymous Pages 315--503 (7 October 1984) . . . . ??
Nitish K. Sanyal and Mihir Roychoudhury and Rajendra P. Ojha Molecular basis of drug action of some antibiotics . . . . . . . . . . . . . . 505--521 B. R. Sitaram and V. S. Varma Information content and one point mutations in DNA . . . . . . . . . . . . 523--532 Leslie Burnett and Antony Basten and William J. Hensley Complementary relationship between repetitive sequences in the SV40 early gene pre-promoter enhancing region and big-T antigen splice junction exons . . 533--540 I. H. J. Bourne An hypothesis concerning the role of the Golgi apparatus in the phenomenon of memory . . . . . . . . . . . . . . . . . 541--557 Marco Colombini A novel mechanism for voltage control of channel conductance . . . . . . . . . . 559--567 Chikayoshi Nagata and Misako Aida Ab initio molecular orbital study of the interaction of Li$^+$, Na$^+$ and K$^+$ with the pore components of ion channels: Consideration of the size, structure and selectivity of the pore of the channels . . . . . . . . . . . . . . 569--585 Rolando Lara and Manuel Carmona and Federico Daza and Armando Cruz A global model of the neural mechanisms responsible for visuomotor coordination in toads . . . . . . . . . . . . . . . . 587--618 Masahiro Tanaka A physical characterization of biological information and communication system model of ecosystems . . . . . . . 619--635 Marek Kimmel and Zbigniew Darzynkiewicz and Ovide Arino and Frank Traganos Analysis of a cell cycle model based on unequal division of metabolic constituents to daughter cells during cytokinesis . . . . . . . . . . . . . . 637--664 Joan L. Aron and Ira B. Schwartz Seasonality and period-doubling bifurcations in an epidemic model . . . 665--679 Brian S. Reiner Cyclic permutations in the genetic code, the 4 $ \times $ 4 magic square and the antiparallelism of DNA . . . . . . . . . 681--690 Anonymous Pages 505--690 (21 October 1984) . . . . ??
Anonymous Editorial Board . . . . . . . . . . . . i--i Anonymous Index to volume 111 . . . . . . . . . . vii--xvi Charles J. Lumsden Dual inheritance in haploid organisms: a model of magnetotactic bacteria . . . . 1--16 Piotr Zielenkiewicz and Andrzej Rabczenko Protein-protein recognition: Method of finding complementary surfaces of interacting proteins . . . . . . . . . . 17--30 Yehuda Salu Theoretical models and computer simulations of neural learning systems 31--46 Alexandr Kremen Logical elements in living cells . . . . 47--60 Henry R. Hirsch Influence of the existence of a resting state on the decay of synchronization in cell culture . . . . . . . . . . . . . . 61--79 I. Pridal and M. V. Lokajícek A model of DSB-repair kinetics . . . . . 81--90 Yael Hiram and Avinoam Nir On mechanical aspects of vesicular transport . . . . . . . . . . . . . . . 91--113 I. I. H. Chen A mathematical representation for vessel network III . . . . . . . . . . . . . . 115--121 Mark S. Cooper Gap junctions increase the sensitivity of tissue cells to exogenous electric fields . . . . . . . . . . . . . . . . . 123--130 David W. Zachmann and Jesse A. Logan Mathematical stability analysis for an age-structured population with finite life span . . . . . . . . . . . . . . . 131--148 Mitsuo Kawato Cable properties of a neuron model with non-uniform membrane resistivity . . . . 149--169 L. Bruce Weekley A mechanism by which primary or secondary hypothalamic involvement results in the development of insulin-dependent diabetes mellitus (IDDM) . . . . . . . . . . . . . . . . . 171--182 H. Margalit and R. F. Rosenberger and N. B. Grover Initiation of DNA replication in bacteria: Analysis of an autorepressor control model . . . . . . . . . . . . . 183--199 Mark E. Lacy Phonon-electron coupling as a possible transducing mechanism in bioelectronic processes involving neuromelanin . . . . 201--204 Anonymous Pages 1--204 (7 November 1984) . . . . . ??
Hans-Rolf Gregorius Fractional fitnesses in exclusively sexually reproducing populations . . . . 205--229 Adolf Miklavc Could binding sites of a receptor be ``seen''? A great challenge to picosecond spectroscopy . . . . . . . . 231--236 Martyn G. Murray and Russell Gerrard Conflict in the neighbourhood: Models where close relatives are in direct competition . . . . . . . . . . . . . . 237--246 Cornelius Frömmel The apolar surface area of amino acids and its empirical correlation with hydrophobic free energy . . . . . . . . 247--260 M. Stone Informativeness in stimulus-response modelling . . . . . . . . . . . . . . . 261--272 Bernhard O. Palsson and Edwin N. Lightfoot Mathematical modelling of dynamics and control in metabolic networks. I. On Michaelis--Menten kinetics . . . . . . . 273--302 Bernhard O. Palsson and Robert Jamier and Edwin N. Lightfoot Mathematical modelling of dynamics and control in metabolic networks. II. Simple dimeric enzymes . . . . . . . . . 303--321 Dominique Gallez Cell membranes after malignant transformation part I: Dynamic stability at low surface tension . . . . . . . . . 323--340 Dominique Gallez Cell membranes after malignant transformation part II: Dynamic stability with surface chemical reactions . . . . . . . . . . . . . . . 341--354 John R. K. Savage and R. Prasad and D. G. Papworth Subdivision of S-phase and its use for comparative purposes in cultured human cells . . . . . . . . . . . . . . . . . 355--367 Toshiyuki Namba Competitive Co-existence in a seasonally fluctuating environment . . . . . . . . 369--386 Edward Pate The organizer region and pattern regulation in amphibian embryos . . . . 387--396 F. H. Malpress The Coulombic hypothesis of mitochondrial energy transduction: an attempt to quantify relationships in the energized zones . . . . . . . . . . . . 397--405 A. J. Ward-Smith Aerodynamic and energetic considerations relating to undulating and bounding flight in birds . . . . . . . . . . . . 407--417 N. MacDonald The usefulness of growth models for trees . . . . . . . . . . . . . . . . . 419--423 Anonymous Pages 205--423 (21 November 1984) . . . ??
Hans-Rolf Gregorius Allele protectedness in frequency dependent biallelic selection models with separated generations . . . . . . . 425--446 Thomas J. Venanzi Hydrophobicity parameters and the bitter taste of $l$-amino acids . . . . . . . . 447--450 Roderick Hunt and C. J. Doyle Modelling the partitioning of research effort in ecology . . . . . . . . . . . 451--461 Richard Sibly and Peter Calow Direct and absorption costing in the evolution of life cycles . . . . . . . . 463--473 Olof Leimar and Magnus Enquist Effects of asymmetries in owner-intruder conflicts . . . . . . . . . . . . . . . 475--491 Matthew Witten and Deborah L. de la Torre Biological populations obeying difference equations: The effects of stochastic perturbation . . . . . . . . 493--507 Tjard de Cock Buning A theoretical approach to the heat sensitive pit organs of snakes . . . . . 509--529 Sidney Klawansky and Maurice S. Fox A growth rate distribution model for the age dependence of human cancer incidence: a proposed role for promotion in cancer of the lung and breast . . . . 531--587 Jacob J. Blum Hormone receptor-coupling factor-adenylate cyclase interaction: Theoretical considerations . . . . . . . 589--608 L. Bruce Weekley Central neuroendocrine regulation of renin secretion rate: a hypothesis . . . 609--613 Anonymous Pages 425--613 (7 December 1984) . . . . ??
John E. Wilson Some thoughts on the evolutionary basis for the prominent role of ATP and ADP in cellular energy metabolism . . . . . . . 615--623 Hisao Honda and Setsuko Oshibe A computer simulation of cell stacking for even thickness in mammalian epidermis . . . . . . . . . . . . . . . 625--633 David M. Regen and Simon J. Pilkis Sensitivity of pathway rate to activities of substrate-cycle enzymes: Application to gluconeogenesis and glycolysis . . . . . . . . . . . . . . . 635--658 James A. Scott Phospholipase activity and plasma membrane homeostasis . . . . . . . . . . 659--665 W. G. S. Hines and D. T. Bishop Can and will a sexual diploid population attain an evolutionary stable strategy? 667--686 E. L. McCoy and L. Boersma The principles of continuum mechanics applied to transport processes and deformation in plant tissue . . . . . . 687--705 B. I. Kurganov Adsorption of peripheral enzymes to membrane anchor proteins . . . . . . . . 707--723 John A. Davison Semi-meiosis as an evolutionary mechanism . . . . . . . . . . . . . . . 725--735 Jacques Ricard and Georges Noat Subunit interactions in enzyme transition states-Antagonism between substrate binding and reaction rate . . 737--753 Ludvik Bass and Janet Aisbett and Anthony J. Bracken Asymptotic forms of tracer clearance curves: Theory and applications of improved extrapolations . . . . . . . . 755--785 A. J. Hughes and D. M. Lambert Functionalism, structuralism, and ``Ways of seeing'' . . . . . . . . . . . . . . 787--800 Catherine Rappaport An hypothesis on the role of cellular colloid osmotic pressure in determining behavior of cells in vitro including anchorage dependency and maintenance of the differentiated state . . . . . . . . 801--816 F. W. Maes Problems with linear regression analysis of pharmacological and biochemical data 817--819 Anonymous Pages 615--819 (21 December 1984) . . . ??
Anonymous Editorial Board . . . . . . . . . . . . i--i Anonymous Index to volume 112 . . . . . . . . . . viii--xvi Gad Yagil On the structural complexity of simple biosystems . . . . . . . . . . . . . . . 1--23 Neil H. Mendelson A model of bacterial DNA segregation based upon helical geometry . . . . . . 25--39 Z. G. Fetisova and A. Yu. Borisov and M. V. Fok Analysis of structure-function correlations in light-harvesting photosynthetic antenna: Structure optimization parameters . . . . . . . . 41--75 Michel A. Hofman Neuronal correlates of corticalization in mammals: a theory . . . . . . . . . . 77--95 E. D. Bransome and L. B. Hendry and T. G. Muldoon and V. B. Mahesh and M. S. Hutson and L. K. Campbell Apparent stereochemical complementarity of estrogens and helical cavities between DNA base pairs: Implications for the mechanism of action of steroids . . 97--108 Michael J. Wade The influence of multiple inseminations and multiple foundresses on social evolution . . . . . . . . . . . . . . . 109--121 Michael A. Arbib and Shun-Ichi Amari Sensori-motor transformations in the brain (with a critique of the tensor theory of cerebellum) . . . . . . . . . 123--155 A. Delville and P. Laszlo and D. J. Nelson Calmodulin: Calcium, potassium, and magnesium ion multiple equilibria and kinetics for interconversion, including the effect of repeated stimulation . . . 157--175 Dan Eremia Is there a continuity of filaments in the sarcomere? . . . . . . . . . . . . . 177--181 Gabriel Ponsin and Henry J. Pownall Equilibrium of apoproteins between high density lipoprotein and the aqueous phase: Modelling of in vivo metabolism 183--192 Ernst G. Huf and Donald C. Mikulecky Compartmental analysis of the Na + flux ratio with application to data on frog skin epidermis . . . . . . . . . . . . . 193--220 Anonymous Pages 1--220 (7 January 1985) . . . . . ??
Yu. I. Kharkats and L. I. Krishtalik Medium reorganization energy and enzymatic reaction activation energy . . 221--249 L. I. Krishtalik Effective activation energy of enzymatic and nonenzymatic reactions. Evolution-imposed requirements to enzyme structure . . . . . . . . . . . . . . . 251--264 A. I. Houston and J. M. McNamara The variability of behaviour and constrained optimization . . . . . . . . 265--273 T. M. Caro Intersexual selection and cooption . . . 275--277 Yoh Iwasa and Dan Cohen and Jesus Alberto Leon Tree height and crown shape, as results of competitive games . . . . . . . . . . 279--297 D. Park Does Horton's law of branch length apply to open branching systems? . . . . . . . 299--313 Karen Gay Cronquist Jones Nitrogen fixation as a control in the nitrogen cycle . . . . . . . . . . . . . 315--332 Michael Syvanen Cross-species gene transfer; implications for a new theory of evolution . . . . . . . . . . . . . . . 333--343 I. R. Johnson and A. J. Parsons A theoretical analysis of grass growth under grazing . . . . . . . . . . . . . 345--367 Murray A. Katz New formulation of water and macromolecular flux which corrects for non-ideality: Theory and derivation, predictions, and experimental results 369--401 William M. Schaffer and Mark Kot Nearly one dimensional dynamics in an epidemic . . . . . . . . . . . . . . . . 403--427 Stephen R. Cohen Why does brain make lactate? . . . . . . 429--432 Glenn W. Rowe A three-dimensional representation for base composition of protein-coding DNA sequences . . . . . . . . . . . . . . . 433--444 Anonymous Pages 221--444 (21 January 1985) . . . . ??
G. Valiquette and E. A. Zimmerman and J. L. Roberts mRNA sequence predictions from homologous protein sequences . . . . . . 445--458 U. Kappas and W. Fischer and E. E. Polymeropoulos and J. Brickmann Solvent effects in ionic transport through transmembrane protein channels 459--464 Jerram L. Brown and Stuart L. Pimm The origin of helping: The role of variability in reproductive potential 465--477 Terence B. Allen Multiple parathyroid tumors: a statistical method for distinguishing multiple adenoma from hyperplasia . . . 479--492 B. N. Goldstein and E. L. Shevelev Stability of multienzyme systems with feedback regulation: a graph theoretical approach . . . . . . . . . . . . . . . . 493--503 Willy S. Bont The geometric progression of nuclear volumes . . . . . . . . . . . . . . . . 505--512 Nathan Moskowitz and Saul Puszkin A unified theory of presynaptic chemical neurotransmission . . . . . . . . . . . 513--534 S. Pahor On the $ - 3 / 2 $ power thinning law in plant ecology . . . . . . . . . . . . . 535--537 S. L. Munton and G. G. Birch Accession of sweet stimuli to receptors. I. Absolute dominance of one molecular species in binary mixtures . . . . . . . 539--551 R. Sibly and P. Calow and N. Nichols Are patterns of growth adaptive? . . . . 553--574 Eberhard O. Voit and Hermann Josef Anton Derivation of the frequency distributions of cycle durations from continuous labeling curves . . . . . . . 575--588 Godfrey E. Powell Relaxation times in chemostat culture 589--594 P. Auger Stability of interacting populations with age-class distributions . . . . . . 595--605 R. W. Hedges Inheritance of magnetosome polarity in magnetotropic bacteria . . . . . . . . . 607--608 Francis J. Ferrandino A mathematical model of biological development . . . . . . . . . . . . . . 609--626 Jaime Alvarez and Juan Carlos Torres Slow axoplasmic transport: a fiction? 627--651 Dermot B. Taylor and Charles E. Spivak The activation of the nicotinic acetylcholine receptor by the transmitter . . . . . . . . . . . . . . 653--666 Anonymous Pages 445--666 (7 February 1985) . . . . ??
Masahiro Agu and Yota Yokoi A stochastic description of branching structures of trees . . . . . . . . . . 667--676 Zvia Agur Randomness, synchrony and population persistence . . . . . . . . . . . . . . 677--693 Gen Matsumoto and Masashi Urayama and Michinori Ichikawa Modified Hodgkin--Huxley gating kinetics of sodium activation in giant axons of squid (\bionameDoryteuthis bleekeri) . . 695--705 F. W. Cummings A model of pattern and form in development . . . . . . . . . . . . . . 707--726 H. Ashida General solution of cable theory with both ends sealed . . . . . . . . . . . . 727--740 Michael Conrad and Harold M. Hastings Scale change and the emergence of information processing primitives . . . 741--755 Anonymous Erratum . . . . . . . . . . . . . . . . 755--755 A. Antillón and I. Ortega-Blake A group theory analysis of the ambiguities in the genetic code: on the existence of a generalized genetic code 757--769 Stefano Focardi and Jean Louis Deneubourg and Guido Chelazzi How shore morphology and orientation mechanisms can affect the spatial organization of intertidal molluscs . . 771--782 E. Longo and F. M. L. G. Stamato and R. Ferreira and O. Tapia The catalytic mechanism of serine proteases II: The effect of the protein environment in the $ \alpha $-chymotrypsin proton relay system . . . 783--798 Peter D. Taylor A general mathematical model for sex allocation . . . . . . . . . . . . . . . 799--818 Roger V. Jean A geometric representation of $ \alpha $-polypeptide chains revisited . . . . . 819--825 D. W. Hilbert and J. A. Logan and D. M. Swift A unifying hypothesis of temperature effects on egg development and diapause of the migratory grasshopper, Melanoplus sanguinipes (Orthoptera: Acrididae) . . 827--838 Vojtech Licko and Hershel Raff Rate sensitivity of blood pressure to hypoxia . . . . . . . . . . . . . . . . 839--845 Jean E. Morel Discussion on the state of water in the myofilament lattice and other biological systems, based on the fact that the usual concepts of colloid stability can not explain the stability of the myofilament lattice . . . . . . . . . . 847--858 Charles E. Robinson The molecule-group schema of memory: Storage, recognition and retrieval . . . 859--871 Howard Smith Urospasm . . . . . . . . . . . . . . . . 873--875 Gerald Rosen Stable heterogeneous spatial distributions of oxygen and chemotactic \bionameE. coli with Verhulst-limited population growth . . . . . . . . . . . 877--881 Anonymous Pages 667--881 (21 February 1985) . . . ??
Anonymous Editorial Board . . . . . . . . . . . . i--i Anonymous Index to volume 113 . . . . . . . . . . vii--xiv Michael J. Katz and Yun-shyong Chow Templeting and self-assembly . . . . . . 1--13 R. Balasubramanian and P. Seetharamulu Origins of life: Conformational energy calculations on primitive tRNA nestling an amino acid . . . . . . . . . . . . . 15--28 John J. Tyson and Kenneth B. Hannsgen The distributions of cell size and generation time in a model of the cell cycle incorporating size control and random transitions . . . . . . . . . . . 29--62 P. H. Todd Gaussian curvature as a parameter of biological surface growth . . . . . . . 63--68 R. H. Bradbury and L. S. Hammond and P. J. Moran and R. E. Reichelt Coral reef communities and the crown-of-thorns starfish: Evidence for qualitatively stable cycles . . . . . . 69--80 J. Perkkiö and R. Keskinen The relationship between growth and allometry . . . . . . . . . . . . . . . 81--87 Göran I. Ågren Limits to plant production . . . . . . . 89--92 Stanley D. Beck Dual system theory of the biological clock . . . . . . . . . . . . . . . . . 93--115 Francisco Cervantes-Pérez and Rolando Lara and Michael Arbib A neural model of interactions subserving prey-predator discrimination and size preference in anuran amphibia 117--152 Joel E. Cohen and Charles M. Newman When will a large complex system be stable? . . . . . . . . . . . . . . . . 153--156 Alexander L. Dounce An hypothesis for explaining the mechanism of translocation in peptide chain synthesis . . . . . . . . . . . . 157--162 Gail A. Carpenter and Stephen Grossberg A neural theory of circadian rhythms: Split rhythms, after-effects and motivational interactions . . . . . . . 163--223 Anonymous Pages 1--223 (7 March 1985) . . . . . . ??
Christof Koch and Tomaso Poggio The biophysical properties of spines as a basis for their electrical function: a comment on Kawato and Tsukahara (1983) 225--229 Bernhard O. Palsson and Hakon Palsson and Edwin N. Lightfoot Mathematical modelling of dynamics and control in metabolic networks. III. Linear reaction sequences . . . . . . . 231--259 Bernhard O. Palsson and Edwin N. Lightfoot Mathematical modelling of dynamics and control in metabolic networks. IV. Local stability analysis of single biochemical control loops . . . . . . . . . . . . . 261--277 Bernhard O. Palsson and Edwin N. Lightfoot Mathematical modelling of dynamics and control in metabolic networks. V. Static bifurcations in single biochemical control loops . . . . . . . . . . . . . 279--298 V. de Maertelaer and D. Pottier Stability conditions of cell populations in vivo . . . . . . . . . . . . . . . . 299--310 P. Hogeweg and B. Hesper Socioinformatic processes: MIRROR modelling methodology . . . . . . . . . 311--330 Nico M. van Straalen Production and biomass turnover in stationary stage-structured populations 331--352 D. S. Dimitrov and D. V. Zhflev and R. K. Jain Stability of membrane systems modeled as multilayered viscoelastic films . . . . 353--377 David Adler and Alan Y. K. Wong and Y. Mahler and G. A. Klassen Model of calcium movements in the mammalian myocardium: Interval-strength relationship . . . . . . . . . . . . . . 379--394 J. C. Sanford and S. A. Johnston The concept of parasite-derived resistance --- Deriving resistance genes from the parasite's own genome . . . . . 395--405 Anonymous Pages 225--405 (21 March 1985) . . . . . ??
C. Blomberg and J. Johansson and H. Liljenström Error propagation in \bionameE. coli protein synthesis . . . . . . . . . . . 407--423 Charles E. Lawrence and Andrew A. Reilly Maximum likelihood estimation of subsequence conservation . . . . . . . . 425--439 C. I. J. M. Stuart Physical models of biological information and adaptation . . . . . . . 441--454 Jeffrey R. Lucas and Alan Grafen Partial prey consumption by ambush predators . . . . . . . . . . . . . . . 455--473 Günter P. Wagner and Reinhard Bürger On the evolution of dominance modifiers II: a non-equilibrium approach to the evolution of genetic systems . . . . . . 475--500 Rémy Sauvé and Gabor Szabo Interpretation of $ 1 / F $ fluctuations in ion conducting membranes . . . . . . 501--516 Barry Nalebuff and John Riley Asymmetric equilibria in the war of attrition . . . . . . . . . . . . . . . 517--527 Michael J. Reiss The allometry of reproduction: Why larger species invest relatively less in their offspring . . . . . . . . . . . . 529--544 Kyriakos D. Papadopoulos and Akira Yato and Hung Nguyen Shape and elasticity effects on erythrocyte electrostatic repulsion . . 545--557 M. Kokkinidis and P. Anninos Noisy neural nets exhibiting epileptic features . . . . . . . . . . . . . . . . 559--588 Manne Stenberg and Håkan Nygren A diffusion limited reaction theory for a solid-phase immunoassay . . . . . . . 589--597 Anonymous Pages 407--597 (7 April 1985) . . . . . ??
Dan Suciu Morphometric study of the interphase nucleus in some radiosensitive and radioresistant mammalian cells . . . . . 599--609 C. I. J. M. Stuart Bio-informational equivalence . . . . . 611--636 Gilles Klopman and Orest T. Macina Use of the computer automated structure evaluation program in determining quantitative structure-activity relationships within hallucinogenic phenylalkylamines . . . . . . . . . . . 637--648 O. Decroly and A. Goldbeter Selection between multiple periodic regimes in a biochemical system: Complex dynamic behaviour resolved by use of one-dimensional maps . . . . . . . . . . 649--671 Harold Shore Complementary spatial locations, width, and disparity . . . . . . . . . . . . . 673--702 I. Simon Investigation of protein refolding: a special feature of native structure responsible for refolding ability . . . 703--710 Noam Agmon A diffusion Michaelis--Menten mechanism: Continuous conformational change in enzymatic kinetics . . . . . . . . . . . 711--717 R. J. De Boer and P. Hogeweg Tumor escape from immune elimination: Simplified precursor bound cytotoxicity models . . . . . . . . . . . . . . . . . 719--736 T. Hamada and S. Iguti and N. Nishimura and K. Tainaka Stage dependent density effect on yeast populations . . . . . . . . . . . . . . 737--742 J. France and J. H. M. Thornley and M. S. Dhanoa and R. C. Siddons On the mathematics of digesta flow kinetics . . . . . . . . . . . . . . . . 743--758 Don P. Giddens and Richard I. Kitney Neonatal heart rate variability and its relation to respiration . . . . . . . . 759--780 Sunil K. Kesavan and Narender P. Reddy On the feeding strategy and the mechanics of blood sucking in insects 781--783 Masahiro Okamoto and Katsuya Hayashi Control mechanism for a bacterial sugar-transport system: Theoretical hypothesis . . . . . . . . . . . . . . . 785--790 Anonymous Pages 599--790 (21 April 1985) . . . . . ??
Anonymous Editorial Board . . . . . . . . . . . . i--i Anonymous Index to volume 114 . . . . . . . . . . vii--xv Steven K. Schmidt and Martin Alexander and Michael L. Shuler Predicting threshold concentrations of organic substrates for bacterial growth 1--8 John Hartung Eusocial coprophagous diploids-who is reproducing? . . . . . . . . . . . . . . 9--10 Daniel Grafstein A role for metabolite enantiomers in the evolution and integration of enzyme driven systems . . . . . . . . . . . . . 11--20 Eduardo Balanovski and Peter Beaconsfield Order and disorder in biophysical systems: a study of the correlation between structure and function of DNA 21--33 M. Buse and J. Werner Heat balance of the human body: Influence of variations of locally distributed parameters . . . . . . . . . 34--51 D. Balding and D. L. S. McElwain A mathematical model of tumour-induced capillary growth . . . . . . . . . . . . 53--73 Robert R. DeFuria and Mary K. Dygert and Ghiath M. Alachi Computer simulation of the P$^{31}$ NMR equations governing the creatine kinase reaction . . . . . . . . . . . . . . . . 75--91 Rolf Hagedorn and Ekkehart Neef The efficiency of photosynthetic energy conversion in continuous and intermittent light . . . . . . . . . . . 93--101 Dunstan A. A. Akintonwa The correlation between theoretical and experimental biotransformation of $2$-chloro-$1$-(2',4' dichlorophenyl) vinyl diethylphosphate (chlorfenvinphos) in the dog and rat . . . . . . . . . . . 103--108 Robert Abugov Genetics of Darwinian fitness. II. Pleiotropic selection on fertility and survival . . . . . . . . . . . . . . . . 109--125 Kiyoshi Toko and Hiroyuki Chosa and Kaoru Yamafuji Dissipative structure in the Characea: Spatial pattern of proton flux as a dissipative structure in characean cells 125--175 Lionel G. Harrison and Naomi A. Hillier Quantitative control of Acetabularia morphogenesis by extracellular calcium: a test of kinetic theory . . . . . . . . 177--192 Anonymous Pages 1--192 (7 May 1985) . . . . . . . ??
Makoto Murakami Mutations affecting the 12th and 61st amino acids of p21 protein result in decreased probability of $ \beta $-turn occurrence around the mutation positions: a prediction . . . . . . . . 193--198 Demorest Davenport and Hua Lee Image analysis in the orchidaceae . . . 199--222 Anthony R. Mawson Speculations on the origin of the ill-effects associated with the use of visual display terminals . . . . . . . . 223--241 B. N. Nagorcka and J. R. Mooney The role of a reaction--diffusion system in the initiation of primary hair follicles . . . . . . . . . . . . . . . 243--272 P. Knoppien and J. Reddingius Predators with two modes of searching: a mathematical model . . . . . . . . . . . 273--301 V. Csányi and G. Kampis Autogenesis: The evolution of replicative systems . . . . . . . . . . 303--321 Edward A. Laws and David R. Jones and Kenneth L. Terry and Janice A. Hirata Modifications in recent models of phytoplankton growth: Theoretical developments and experimental examination of predictions . . . . . . . 323--341 Moshe Wolman Different modes of cell death and related phenomena: a proposal for a meaningful terminology in relation to tests of lethality . . . . . . . . . . . 343--350 F. H. Malpress The Coulombic hypothesis of mitochondrial energy transduction: a quantitative emendation . . . . . . . . 351--352 Anonymous Pages 193--352 (21 May 1985) . . . . . . ??
R. E. Reid The functional nature of calcium binding units in calmodulin, troponin C and parvalbumin . . . . . . . . . . . . . . 353--374 R. D. Teasdale and A. R. Carr and R. S. D. Read Substrate aggregation and cooperative enzyme kinetics: Consideration of enzyme access with large aggregates . . . . . . 375--382 Paul I. Ward Why birds in flocks do not coordinate their vigilance periods . . . . . . . . 383--385 V. M. Maresin and E. V. Presnov Topological approach to embryogenesis 387--398 J. Troquet and Ph. Lambin and C. V. Nelson Experimental foundation of the Gabor-Nelson theory applied to boundaries which are non-insulating . . 399--411 Morris C. Berenbaum The expected effect of a combination of agents: the general solution . . . . . . 413--431 G. Rickey Welch Some problems in the usage of Gibbs free energy in biochemistry . . . . . . . . . 433--446 C. C. King A model for transposon-based eucaryote regulatory evolution . . . . . . . . . . 447--462 J. M. W. Slack Homoeotic transformations in man: Implications for the mechanism of embryonic development and for the organization of epithelia . . . . . . . 463--490 P. T. Saunders and M. W. Ho Primary and secondary waves in prepattern formation . . . . . . . . . . 491--504 William H. James Sex ratio, dominance status and maternal hormone levels at the time of conception 505--510 Anonymous Pages 353--510 (7 June 1985) . . . . . . ??
Daniel P. Faith A model of immunological distances in systematics . . . . . . . . . . . . . . 511--526 M. Kaufman and J. Urbain and R. Thomas Towards a logical analysis of the immune response . . . . . . . . . . . . . . . . 527--561 Benjamin Libet Subjective antedating of a sensory experience and mind-brain theories: Reply to Honderich (1984) . . . . . . . 563--570 Axel Hunding Morphogen prepatterns during mitosis and cytokinesis in flattened cells: Three dimensional Turing structures of reaction--diffusion systems in cylindrical coordinates . . . . . . . . 571--588 Eberhard O. Voit Cell cycles and growth laws: the CCC model . . . . . . . . . . . . . . . . . 589--599 Constantine E. Sekeris The role of HnRNA in the control of ribosomal gene transcription . . . . . . 601--604 W. E. Briggs The relationship between zeros and factors of binding polynomials and cooperativity in protein-ligand binding 605--614 K. Fey and K. Eichmann Cluster formation in a symmetrical network: a dynamical system for the description of the suppression among non-immune T lymphocytes and its application to the effects of immunization . . . . . . . . . . . . . . 615--640 Giuseppe Colacicco Arguments against and alternatives for an extracellular surfactant layer in the alveoli of mammalian lung . . . . . . . 641--656 William J. Heideger and Mark E. Ferguson A theoretical model for calcium absorption from the intestinal lumen . . 657--664 Steven J. Blumenthal Palindromic polynucleotides and the origin of biological chirality . . . . . 665--667 Anonymous Pages 511--667 (21 June 1985) . . . . . ??
Anonymous Editorial Board . . . . . . . . . . . . i--i Anonymous Index to volume 115 . . . . . . . . . . vii--xiii J. Maynard Smith Sexual selection, Handicaps and true fintess . . . . . . . . . . . . . . . . 1--8 Kerry A. Landman A continuum model for surface contraction waves . . . . . . . . . . . 9--25 George A. Vidaver and Alexander Ting and Jean W. Lee Evidence that lysolecithin is an important causal agent of atherosclerosis . . . . . . . . . . . . 27--41 H. S. Green and T. Triffet Extracellular fields within the cortex 43--64 Anthony R. Ives and Robert M. May Competition within and between species in a patchy environment: Relations between microscopic and macroscopic models . . . . . . . . . . . . . . . . . 65--92 Fraser J. Bergersen and Jean-Charles Trinchant Flux of O$_2$ affects apparent optimal concentrations of O$_2$ in suspensions of bacteria respiring microaerobically 93--102 Michael J. Kell and Louis J. DeFelice and W. Goolsby Equilibrium energy analysis of freeze-fracture planes in membranes . . 103--127 Jack Ferrier Time-dependent interfacial charging effects of electrical fields applied to biological systems . . . . . . . . . . . 129--136 M. K. Raval and U. C. Biswal A model for the water splitting system of thylakoid membranes . . . . . . . . . 137--151 F. Ferrer and D. Jou Non-local thermodynamic effects and efficiency of oxidative phosphorylation 153--160 Anonymous Pages 1--160 (7 July 1985) . . . . . . . ??
Nils Chr. Stenseth On the evolution of cannibalism . . . . 161--177 Ruth Nussinov Large helical conformational deviations from ideal B-DNA and prokaryotic regulatory sites . . . . . . . . . . . . 179--189 Harry A. Saroff The uniqueness of protein sequences: Molecular territoriality . . . . . . . . 191--199 Catherine L. Craig and Akira Okubo and Viggo Andreasen Effect of spider orb-web and insect oscillations on prey interception . . . 201--211 Fern Hunt Patterns of LPS synthesis in Gram negative bacteria . . . . . . . . . . . 213--219 Rod R. Fisher and Richard C. Seagrave Analysis of chemically induced growth with one-dimensional mass transfer . . . 221--240 Clas Blomberg Optimization of error-correction processes with respect to time. Comparison to free energy aspects . . . 241--268 Glenn W. Rowe and Ian F. Harvey and Stephen F. Hubbard The essential properties of evolutionary stability . . . . . . . . . . . . . . . 269--285 Tsuneo Watanabe Dissipative processes of energetic heavy charged particles in matter . . . . . . 287--298 J. R. Mooney and B. N. Nagorcka Spatial patterns produced by a reaction--diffusion system in primary hair follicles . . . . . . . . . . . . . 299--317 Anonymous Pages 161--317 (21 July 1985) . . . . . ??
Leonardo Peusner Hierarchies of irreversible energy conversion systems. II. Network derivation of linear transport equations 319--335 C. Frank Starmer and Michael D. Hollett Mechanisms of apparent affinity variation of guarded receptors . . . . . 337--349 Hiroyuki Matsuda Evolutionarily stable strategies for predator switching . . . . . . . . . . . 351--366 Martyn G. Murray and Russell Gerrard Putting the challenge into resource exploitation: a model of contest competition . . . . . . . . . . . . . . 367--389 Harald Fuge and Martin Bastmeyer and Walter Steffen A model for chromosome movement based on lateral interaction of spindle microtubules . . . . . . . . . . . . . . 391--399 Pasi Pohja and Juhani Lehtonen Simulation of morphogenesis and speciation in the unicellular alga Micrasterias (Chlorophyta, Conjugatophyceae) . . . . . . . . . . . 401--414 Daniel Grafstein Meso and racemic organisms and the transition to asymmetry . . . . . . . . 415--427 Anthonie W. J. Muller Thermosynthesis by biomembranes: Energy gain from cyclic temperature changes . . 429--453 Shozo Yokoyama Social selection in human populations: Sufficient conditions for protection of deleterious alleles in a subdivided population . . . . . . . . . . . . . . . 455--465 G. Kampis and V. Csányi Simple models do not eliminate complexity from the real world . . . . . 467--469 D. R. Forsdyke Heat shock proteins defend against intracellular pathogens: a non-immunological basis for self/non-self discrimination? . . . . . 471--473 J. McGinness A new view of pigmented neurons . . . . 475--476 Anonymous Pages 319--476 (7 August 1985) . . . . . ??
Mark Rayfield and George S. Michaels and Richard Feldmann and Nicholas Muzyczka Comparison of the DNA sequence and secondary structure of the herpes simplex virus L/S junction and the adeno-associated virus terminal repeat 477--494 Patrick Tevlin and L. E. H. Trainor A two vector field model of limb regeneration and transplant phenomena 495--513 Edwin D. Trautman Tracer measurements of non-equilibrium volumes of distribution . . . . . . . . 515--538 Thomas J. Olivier Use of keyed character string data structures and operators in models of primate groups . . . . . . . . . . . . . 539--549 Kazumi Kubo A view on the break in the Arrhenius plots . . . . . . . . . . . . . . . . . 551--569 G. P\`epe and B. Serres and D. Laporte and G. Del Re and C. Minichino Surface electrostatic potentials on macromolecules in a monopole approximation: a computer program and an application to cytochromes . . . . . . . 571--593 James C. Lacey and Dail W. Mullins Genetic coding catalysis . . . . . . . . 595--601 Alexander Gero Desensitization and coupled receptors: a model of drug dependence . . . . . . . . 603--617 E. L. Charnov and J. J. Bull Sex allocation in a patchy environment: a marginal value theorem . . . . . . . . 619--624 Robert B. Raffa and Ronald J. Tallarida The concept of a changing receptor concentration: Implications for the theory of drug action . . . . . . . . . 625--632 J. I. Kaplan Re-evaluation of the corrected signal from fluoroscopic probe measurements . . 633--634 Anonymous Pages 477--634 (21 August 1985) . . . . ??
Anonymous Editorial Board . . . . . . . . . . . . i--i Anonymous Index to volume 116 . . . . . . . . . . vii--xiv B. S. Weir and T. Ohta and H. Tachida Gene conversion models . . . . . . . . . 1--8 Ho Nam Chang and Tai Hyun Park A theoretical model for immobilized whole cell enzyme . . . . . . . . . . . 9--20 Robert H. Hwang A lignification mechanism . . . . . . . 21--44 Richard M. Casey and Abbot S. Gaunt Theoretical models of the avian syrinx 45--64 Juan P. Infante Impaired biosynthesis of highly unsaturated phosphatidylcholines: a hypothesis on the molecular etiology of some muscular dystrophies . . . . . . . 65--88 Bruce Hannon Linear dynamic ecosystems . . . . . . . 89--110 Michael T. Kirber and Joshua J. Singer and John V. Walsh and Marc S. Fuller and Robert A. Peura Possible forms for dwell-time histograms from single-channel current records . . 111--126 Robert Rikmenspoel Algebraic expressions for the waveforms of sea urchin sperm flagella . . . . . . 127--147 Amnon Horovitz and Meir Rigbi Protein-protein interactions: Additivity of the free energies of association of amino acid residues . . . . . . . . . . 149--159 Anonymous Pages 1--159 (7 September 1985) . . . . ??
Richard Bookstaber and Joseph Langsam On the optimality of coarse behavior rules . . . . . . . . . . . . . . . . . 161--193 Nitish K. Sanyal and Mihir Roychoudhury and Rajendra Pd Ojha Interaction energy studies of an antimetabolite $8$-azaguanine during transcription . . . . . . . . . . . . . 195--199 L. I. Krishtalik Conformational mobility of proteins and activation energy of enzymatic charge transfer reactions: An analysis in dielectric formalism . . . . . . . . . . 201--214 D. J. Danziger and P. M. Dean The search for functional correspondences in molecular structure between two dissimilar molecules . . . . 215--224 Bernard I. Levy and Alain Tedgui and Jean Baptiste Michel A mechanical model of the dynamics of the coronary circulation in dog . . . . 225--242 F. W. Cummings A pattern-surface interactive model of morphogenesis . . . . . . . . . . . . . 243--273 Glenn W. Rowe and Ian F. Harvey Information content in finite sequences: Communication between dragonfly larvae 275--290 L. G. Firbank and A. R. Watkinson A model of interference within plant monocultures . . . . . . . . . . . . . . 291--311 H. Naora and K. Miyahara and A. W. Braithwaite Further implications of the territorial effects of genes: chromosomal translocation and oncogene activation 313--320 Anonymous Pages 161--320 (21 September 1985) . . . ??
Hironori Hirata and Robert E. Ulanowicz Information theoretical analysis of the aggregation and hierarchical structure of ecological networks . . . . . . . . . 321--341 M. J. Dufton Genetic code redundancy and the evolutionary stability of protein secondary structure . . . . . . . . . . 343--348 J. T. Manning Choosy females and correlates of male age . . . . . . . . . . . . . . . . . . 349--354 Michael Weiss Theorems on log-convex disposition curves in drug and tracer kinetics . . . 355--368 K. R. McLean and J. T. Manning Mate choice, monogamy and mutational load . . . . . . . . . . . . . . . . . . 369--376 A. Källén and P. Arcuri and J. D. Murray A simple model for the spatial spread and control of rabies . . . . . . . . . 377--393 Giorgio Morpurgo Deregulation of immunoglobulin expression: Is this the main cause of Burkitt's lymphoma? . . . . . . . . . . 395--398 Sungchul Ji The bhopalator: a molecular model of the living cell based on the concepts of conformons and dissipative structures 399--426 Gregory G. Lennon and Ruth Nussinov Eukaryotic oligomer frequencies are correlated with certain DNA helical parameters . . . . . . . . . . . . . . . 427--433 F. A. Fischbach Radii of gyration of opaque biological microparticles from light scattering . . 435--442 R. Brugge A mechanistic model of grass root growth and development dependent upon photosynthesis and nitrogen uptake . . . 443--467 R. Donald Allison Concerning the oscillatory mechanism of Osuji for $ \gamma $-glutamyl transpeptidase and the $ \gamma $-glutamyl cycle . . . . . . . . . . . . 469--473 John Ding-E Young Role of ionic events in the triggering of phagocytosis . . . . . . . . . . . . 475--478 Anonymous Pages 321--478 (7 October 1985) . . . . ??
Robert D. Holt Density-independent mortality, non-linear competitive interactions, and species coexistence . . . . . . . . . . 479--493 Christian J. Tourenne A model of the electric field of the brain at EEG and microwave frequencies 495--507 B. I. Kurganov and N. P. Sugrobova and L. S. Mil'man Supramolecular organization of glycolytic enzymes . . . . . . . . . . . 509--526 Dominique de Vienne and François Rodolphe Biochemical and genetic properties of oligomeric structures: a general approach . . . . . . . . . . . . . . . . 527--568 James S. Koopman Analyzing the joint effects of two antibodies and the design of molecularly engineered vaccines . . . . . . . . . . 569--585 H. Witkiewicz and M. Schweiger A model of $ \lambda $ DNA arrangement in the viral particle . . . . . . . . . 587--605 Piotr Zielenkiewicz and Andrzej Rabczenko Searching for interacting surfaces of proteins-the improved method . . . . . . 607--612 Robert Abugov Is there a cost of meiosis in life history? . . . . . . . . . . . . . . . . 613--623 Scott M. Williams and Curtis Strobeck Sister chromatid exchange and the evolution of rDNA spacer length . . . . 625--636 Anonymous Pages 479--636 (21 October 1985) . . . . ??
Anonymous Editorial Board . . . . . . . . . . . . i--i Anonymous Index to volume 117 . . . . . . . . . . vi--xiii Donald S. Robertson A possible technique for isolating genic DNA for quantitative traits in plants 1--10 Christopher K. Starr What if workers in social hymenoptera were males? . . . . . . . . . . . . . . 11--18 Iljya N. Shindyalov and Nicolay A. Kolchanov Analysis of the factors and implications of an empirical method for estimating the stability of mutant human haemoglobins . . . . . . . . . . . . . . 19--46 J. M. V. Rayner Bounding and undulating flight in birds 47--77 B. C. Goodwin and L. E. H. Trainor Tip and whorl morphogenesis in Acetabularia by calcium-regulated strain fields . . . . . . . . . . . . . . . . . 79--106 Julián Chela-Flores Evolution as a collective phenomenon . . 107--118 Uwe R. Müller and Walter M. Fitch The biological significance of G-T/G-U mispairing in nucleic acid secondary structure . . . . . . . . . . . . . . . 119--126 Hagai Almagor Nucleotide distribution and the recognition of coding regions in DNA sequences: An information theory approach . . . . . . . . . . . . . . . . 127--136 Arthur L. Koch and Ronald J. Doyle Inside-to-outside growth and turnover of the wall of gram-positive rods . . . . . 137--157 S. Pahor Plant ecology models . . . . . . . . . . 159--160 Anonymous Pages 1--160 (7 November 1985) . . . . . ??
M. W. P. Strandberg Isomorphism on a physical system of the Hodgkin--Huxley equations for potassium conductance . . . . . . . . . . . . . . 161--185 Werner Schwemmler Possible transitions from molecules to cells . . . . . . . . . . . . . . . . . 187--208 M. Sernetz and B. Gelléri and J. Hofmann The organism as bioreactor. Interpretation of the reduction law of metabolism in terms of heterogeneous catalysis and fractal structure . . . . 209--230 John M. McNamara and Alasdair I. Houston Optimal foraging and learning . . . . . 231--249 Enrique Meléndez-Hevia and Angel Isidoro The game of the pentose phosphate cycle 251--263 L. J. Bruner A three state model for alamethicin conductance in bilayer membranes . . . . 265--276 Steinar Engen and Bernt-Erik Sæther The evolutionary significance of sexual selection . . . . . . . . . . . . . . . 277--289 Glenn W. Rowe Mutations, mixed strategies and game theory . . . . . . . . . . . . . . . . . 291--302 Ricardo Ferreira and Constantino Tsallis On the role of complementarity in biogenesis: a critical phenomenon approach . . . . . . . . . . . . . . . . 303--317 Anonymous Pages 161--317 (21 November 1985) . . . ??
Fritz Taylor Estimating the ends of the sensitive period for photoperiodically induced diapause in arthropods . . . . . . . . . 319--336 Paul G. Doucet and Nicolien J. Drost Theoretical studies on animal orientation: II. Directional displacement in kineses . . . . . . . . 337--361 Jeffrey S. Wicken Thermodynamics and the conceptual structure of evolutionary theory . . . . 363--383 M. W. P. Strandberg Isomorphism on a physical system of the Hodgkin--Huxley equations for sodium conductance: Toxin allosteric effects and gating currents . . . . . . . . . . 385--396 Günter K. Fritzsch A kinetic analysis of enzyme inactivation as applied to the covalent modification of Na$^+$ + K$^+$-ATPase and Ca$^{2+}$-ATPase . . . . . . . . . . 397--415 David W. Thomas An induced fit hypothesis for antigen recognition by T lymphocytes: a role for specific antigen retention structures on antigen-presenting cells . . . . . . . . 417--429 van der Hoeven Nelly Evolution of bacterial surface exclusion against incompatible plasmids . . . . . 431--452 B. J. Hammond On the origin of the observed distribution of toponymic substance (TOP) in avian retina . . . . . . . . . 453--469 David Jou and Fernando Ferrer A simple nonequilibrium thermodynamic description of some inhibitors of oxidative phosphorylation . . . . . . . 471--488 Peter R. Greene Thermal torsion of F-actin . . . . . . . 489--492 Martin Ziehe and H.-R. Gregorius The significance of over- and underdominance for the maintenance of genetic polymorphisms: I. Underdominance and stability . . . . . . . . . . . . . 493--504 G. Náray-Szabó and G. Kramer and I. Simon Electrostatic effect of trypsin binding on the hydrogen exchange rate of bovine pancreatic trypsin inhibitor $ \beta $-sheet NH's . . . . . . . . . . . . . . 505--508 Anonymous Pages 319--508 (7 December 1985) . . . . ??
M. W. P. Strandberg Homomorphism on a physical system of the Hodgkin--Huxley equations for ion conductance in nerve . . . . . . . . . . 509--527 T. B. Jongeling On an axiomatization of evolutionary theory . . . . . . . . . . . . . . . . . 529--543 Jeffrey S. Wicken An organismic critique of molecular darwinism . . . . . . . . . . . . . . . 545--561 David Adler and Alan Y. K. Wong and Yona Mahler Model of Mechanical alternans in the mammalian myocardium . . . . . . . . . . 563--577 Harry T. Valentine Tree-growth models: Derivations employing the pipe-model theory . . . . 579--585 Dan Suciu Nuclear volume and chromatin organization in some radiosensitive and radioresistant mammalian cells . . . . . 587--596 Lawrence W. Nichol and Donald J. Winzor The binding of a ligand to an acceptor undergoing indefinite self-association 597--608 A. Higazi The exchange of energy between the medium and the active site . . . . . . . 609--619 H. J. Bremermann and B. Fiedler On the stability of polymorphic host-pathogen populations . . . . . . . 621--631 Jacques Ricard and Georges Noat Subunit coupling and kinetic co-operativity of polymeric enzymes. Amplification, attenuation and inversion effects . . . . . . . . . . . . . . . . 633--649 Russell Lande and Stevan J. Arnold Evolution of mating preference and sexual dimorphism . . . . . . . . . . . 651--664 Harris Bernstein and Henry C. Byerly and Frederic A. Hopf and Richard E. Michod Sex and the emergence of species . . . . 665--690 Viggo Jònsson Comparison and definition of spleen and lymph node: a phylogenetic analysis . . 691--699 Anonymous Pages 509--699 (21 December 1985) . . . ??
Anonymous Editorial Board . . . . . . . . . . . . i--i Anonymous Index to volume 118 . . . . . . . . . . vi--xi S. A. Kauffman and L. Wolpert Note from the editors . . . . . . . . . 1--1 Kenzi Ishida Fluctuations and mutation in hypercyclic organization . . . . . . . . . . . . . . 3--13 David W. Tonkyn Predator-mediated mutualism: Theory and tests in the homoptera . . . . . . . . . 15--31 Monica A. Geber and Eric L. Charnov Sex allocation in hermaphrodites with partial overlap in male/female resource inputs . . . . . . . . . . . . . . . . . 33--43 F. M. L. G. Stamato and E. Longo and R. Ferreira and O. Tapia The catalytic mechanism of serine proteases. III an indo-ISCRF study of the methylacetate docking in $ \alpha $-chymotrypsin . . . . . . . . . . . . . 45--59 Martino Rizzotti and Alberto Zanardo Axiomatization of genetics 1. Biological meaning . . . . . . . . . . . . . . . . 61--71 V. M. Dilman Ontogenetic model of ageing and disease formation and mechanisms of natural selection . . . . . . . . . . . . . . . 73--81 E. L. McCoy and L. Boersma The bioenergetics of axial plant growth I. Concept and model formulation . . . . 83--100 Paul Meakin A new model for biological pattern formation . . . . . . . . . . . . . . . 101--113 H.-R. Gregorius and Martin Ziehe The significance of over- and underdominance for the maintenance of genetic polymorphisms II. Overdominance and instability with random mating . . . 115--125 Anonymous Pages 1--125 (7 January 1986) . . . . . ??
S. A. Kauffman and L. Wolpert Note from the editors . . . . . . . . . 127--127 Elton Stubblefield A theory for developmental control by a program encoded in the genome . . . . . 129--143 Alberto Zanardo and Martino Rizzotti Axiomatization of genetics 2. Formal development . . . . . . . . . . . . . . 145--152 Jeremy D. Pickett-Heaps and David H. Tippit and Stanley A. Cohn and Timothy P. Spurck Microtubule dynamics in the spindle. Theoretical aspects of assembly/disassembly reactions in vivo 153--169 Richard Wassersug How does a tadpole know when to metamorphose? A theory linking environmental and hormonal cues . . . . 171--181 C. Balbi and M. Pala and S. Parodi and G. Figari and B. Cavazza and V. Trefiletti and E. Patrone A simple model for DNA elution from filters . . . . . . . . . . . . . . . . 183--198 Gilles Klopman and Alexander N. Kalos Quantitative structure-activity relationships of beta-adrenergic agents. Application of the computer automated structure evaluation (CASE) technique of molecular fragment recognition . . . . . 199--214 Edward Pate and Roger Cooke A model for the interaction of muscle cross-bridges with ligands which compete with ATP . . . . . . . . . . . . . . . . 215--230 J. D. Murray and D. A. Smith Theory of the rotational contribution to facilitated diffusion . . . . . . . . . 231--246 R. M. Sibly and J. P. Grime Strategies of resource capture by plants-Evidence for adversity selection 247--250 Anonymous Pages 127--250 (21 January 1986) . . . . ??
S. A. Kauffman and L. Wolpert Note from the editors . . . . . . . . . 251--251 Graham Bell The evolution of empty flowers . . . . . 253--258 John Prothero Methodological aspects of scaling in biology . . . . . . . . . . . . . . . . 259--286 Richard J. Smith and Rebecca Z. German and William L. Jungers Variability of biological similarity criteria . . . . . . . . . . . . . . . . 287--293 B. D. Silverman and R. Linsker A measure of DNA periodicity . . . . . . 295--300 E. F. Pate and H. G. Othmer Differentiation, cell sorting and proportion regulation in the slug stage of \bionameDictyostelium discoideum . . 301--319 Eric L. Charnov and James J. Bull Sex allocation, pollinator attraction and fruit dispersal in cosexual plants 321--325 L. Bass and A. J. Bracken and J. Hilden Flux ratio theorems for nonstationary membrane transport with temporary capture of tracer . . . . . . . . . . . 327--338 John K-J. Li Comparative cardiac mechanics: Laplace's law . . . . . . . . . . . . . . . . . . 339--343 Kotaro Shirane and Takayuki Tokimoto Dynamic approach to thermotropic and ionotropic phase transitions . . . . . . 345--350 H. Bremer A stockhastic process determines the time at which cell division begins in \bionameEscherichia coli . . . . . . . . 351--365 Ted Honderich Mind, brain and time: Rejoinder to Libet 367--375 Anonymous Pages 251--375 (7 February 1986) . . . . ??
Anonymous Announcement . . . . . . . . . . . . . . i--ii S. A. Kauffman and L. Wolpert Note from the editors . . . . . . . . . 377--377 Thomas Caraco and Jerram L. Brown A game between communal breeders: When is food-sharing stable? . . . . . . . . 379--393 Ronald E. Fisher and Heather D. Mayor Evolution of a defective virus from a cellular defense mechanism . . . . . . . 395--404 John J. Tyson and Odo Diekmann Sloppy size control of the cell division cycle . . . . . . . . . . . . . . . . . 405--426 William H. James Hormonal control of sex ratio . . . . . 427--441 Dan Graur The evolution of electrophoretic mobility of proteins . . . . . . . . . . 443--469 Alexander Khait Hormonal mechanisms for size measurement in living organisms in the context of maturing juvenile plants . . . . . . . . 471--483 J. T. Manning and D. P. E. Dickson Asexual reproduction, polyploidy and optimal mutation rates . . . . . . . . . 485--489 J. E. I. Hokkanen The size of the largest land animal . . 491--499 Anonymous Pages 377--499 (21 February 1986) . . . ??
Anonymous Editorial Board . . . . . . . . . . . . i--i Anonymous Index to volume 119 . . . . . . . . . . vi--xi Stuart A. Kauffman Autocatalytic sets of proteins . . . . . 1--24 Hiroaki Yuasa and Yusei Miyamoto and Tatsuji Iga and Manabu Hanano Intestinal absorption by carrier-mediated transports: Two-dimensional laminar flow model . . . 25--36 Gerald Caple and David C. Sands and R. Gary Layton and William V. Zucker and J. R. Snider Biogenic ice nucleation: Could it be metabolically initiated? . . . . . . . . 37--45 Branko Soucek and Albert D. Carlson Brain windows in firefly communication 47--65 A. K. Ahmed and S. Y. Fakhouri and J. B. Harness and A. J. Mearns Modelling of the control of heart rate by breathing using a kernel method . . . 67--79 C. H. Wynn and A. Marsden and B. Robson Calculation of the conformation of glycosphingolipids 1. $ \beta $-D-glucosyl-N-(2-D-hydroxyoctadecanoyl)-D-dihydrosphingosine (glucosyl-ceramide) and $ \alpha $-D-N0acetylneuraminyl-(2 $ \to $ 3)-$ \beta $-D-galactose 81--87 K. K. Hjelm Is non-genic inheritance involved in carcinogenesis? A cytotactic model of transformation . . . . . . . . . . . . . 89--101 Francisco del Castillo and Juan Jimenez and J. R. Medina Some comments on the variance of heterozygosity in finite populations . . 103--106 Gail M. Carlson and Raymond J. MacDonald and Edgar F. Meyer Computer aided prediction and evaluation of the tertiary structure for rat elastase II . . . . . . . . . . . . . . 107--124 Anonymous Pages 1--124 (7 March 1986) . . . . . . ??
Sz. Donhoffer Body size and metabolic rate: Exponent and coefficient of the allometric equation. The role of units . . . . . . 125--137 Thomas J. Givnish Biomechanical constraints on self-thinning in plant populations . . . 139--146 Jean-Louis Mege and Christian Capo and Anne-Marie Benoliel and Collette Foa and Rémy Galindo and Pierre Bongrand Quantification of cell surface roughness; a method for studying cell mechanical and adhesive properties . . . 147--160 C. Ruggiero and B. McA. Sayers A structural model of the thoracic cage in the cat . . . . . . . . . . . . . . . 161--180 G. P. Pokhariyal A model for the growth of infection . . 181--188 Jack A. M. Leunissen and Wilfried W. de Jong Phylogenetic trees constructed from hydrophobicity values of protein sequences . . . . . . . . . . . . . . . 189--196 A. Bruce Futcher Copy number amplification of the $ 2 \mu $ m circle plasmid of \bionameSaccharomyces cerevisiae . . . . 197--204 William Ramsay Taylor The classification of amino acid conservation . . . . . . . . . . . . . . 205--218 Paul H. Weigel and Gerald M. Fuller and Robert D. LeBoeuf A model for the role of hyaluronic acid and fibrin in the early events during the inflammatory response and wound healing . . . . . . . . . . . . . . . . 219--234 C. Frank Starmer Theoretical characterization of ion channel blockade: Ligand binding to periodically accessible receptors . . . 235--249 Anonymous Pages 125--249 (21 March 1986) . . . . . ??
F. C. T. Voon and P. W. Lucas and K. L. Chew and D. A. Kuke A simulation approach to understanding the masticatory process . . . . . . . . 251--262 Mark Kirkpatrick Sexual selection and cycling parasites: a simulation study of Hamilton's hypothesis . . . . . . . . . . . . . . . 263--271 V. S. Varma and L. K. Pande Asymptotics of some three-species models 273--282 Eric L. Charnov Size advantage may not always favor sex change . . . . . . . . . . . . . . . . . 283--285 Larry S. Liebovitch and Jorge Fischbarg Membrane pores: a computer simulation of interacting pores analyzed by $ g_1 (\tau) $ and $ g_2 (\tau) $ correlation functions . . . . . . . . . . . . . . . 287--297 J. P. Cleave and M. R. Levine and P. J. Fleming and A. M. Long Hopf bifurcations and the stability of the respiratory control system . . . . . 299--318 Michael A. Gates A simple way to look at DNA . . . . . . 319--328 Sabin Lessard Evolutionary principles for general frequency-dependent two-phenotype models in sexual populations . . . . . . . . . 329--344 Alasdair I. Houston The optimal flight velocity for a bird exploiting patches of food . . . . . . . 345--362 Alan R. Rogers Population dynamics under exploitation competition . . . . . . . . . . . . . . 363--368 Cosme M. Moreno Theoretical approaches to $d$-amino acid oxidase . . . . . . . . . . . . . . . . 369--378 Anonymous Pages 251--378 (7 April 1986) . . . . . ??
Ernest R. Jackson and Diana Johnson and William G. Nash Gene networks in development . . . . . . 379--396 David Sankoff and Vincent Ferretti and Dominique Roby Allele and locus classification in electrophoretic population studies . . . 397--407 M. Murase and H. Shimizu A model of flagellar movement based on cooperative dynamics of dynein-tubulin cross-bridges . . . . . . . . . . . . . 409--433 Jyh-Ping Hsu and Hsi-Hua Wang A stochastic analysis of bacterial adhesion . . . . . . . . . . . . . . . . 435--444 B. I. Kurganov The role of multienzyme complexes in integration of cellular metabolism . . . 445--455 A. I. Dobrolyubov The mechanism of locomotion of some terrestrial animals by travelling waves of deformation . . . . . . . . . . . . . 457--466 G. E. Tranter Parity-violating energy differences and the origin of biomolecular homochirality 467--479 Hanna Parnas and Itzchak Parnas and Lee Segel A new method for determining co-operativity in neurotransmitter release . . . . . . . . . . . . . . . . 481--499 P. L. Antonelli and N. D. Kazarinoff Comments on starfish/coral cycles after R. Bradbury et al. . . . . . . . . . . . 501--502 Anonymous Pages 379--502 (21 April 1986) . . . . . ??
Anonymous Editorial Board . . . . . . . . . . . . i--i Anonymous Index to volume 120 . . . . . . . . . . vi--xi Calvin R. Maurer and David M. Regen Dependence of heart chamber dimensions and dynamics on chamber demands and myocardial properties . . . . . . . . . 1--29 David M. Regen and Calvin R. Maurer Evaluation of myocardial properties from image/pressure data: Chronic conditions 31--61 E. Mizraji and J. Lin Energy storage during DNA girase activity . . . . . . . . . . . . . . . . 63--71 Arthur L. Koch The pH in the neighborhood of membranes generating a protonmotive force . . . . 73--84 Leonard E. Maroun and Marykay Degner and James W. Precup and Phillip P. Franciskovich Eukaryotic mRNA 5'-Leader sequences have dual regions of complementarity to the 3'-terminus of 18s rRNA . . . . . . . . 85--98 Stanislas Varenne and Claude Lazdunski Effect of distribution of unfavourable codons on the maximum rate of gene expression by an heterologous organism 99--110 M. Zamir Cost analysis of arterial branching in the cardiovascular systems of man and animals . . . . . . . . . . . . . . . . 111--123 R. M. Daniel The immune response to proteins from extreme thermophiles . . . . . . . . . . 125--127 Anonymous Pages 1--127 (7 May 1986) . . . . . . . ??
Manne Stenberg and Lars Stiblert and Håkan Nygren External diffusion in solid-phase immunoassays . . . . . . . . . . . . . . 129--140 G. Zajicek The application of kinematic equations for the study of cell turnover . . . . . 141--149 Lee A. Segel and Albert Goldbeter and Peter N. Devreotes and Barry E. Knox A mechanism for exact sensory adaptation based on receptor modification . . . . . 151--179 C. D. Hardy and J. S. Beck Coagulation in cell suspensions: Extensions of the von Smoluchowski model 181--189 G. L. Alonso and J. P. Hecht Equilibrium and steady state thermodynamics of active transport systems studied on simple models simulating Ca$^{2+}$ transport through sarcoplasmic reticulum membranes . . . . 191--203 Cornel Lustig and Hanna Parnas and Lee A. Segel On the quantal hypothesis of neurotransmitter release: an explanation for the calcium dependence of the binomial parameters . . . . . . . . . . 205--213 Robert C. Hopkins A unique four-stranded model of a homologous recombination intermediate 215--222 Christian J. Michel New statistical approach to discriminate between protein coding and non-coding regions in DNA sequences and its evaluation . . . . . . . . . . . . . . . 223--236 Robert W. Elwood and Susan J. Neil Asymmetric contests involving two resources . . . . . . . . . . . . . . . 237--249 Malte Andersson Sexual selection and the importance of viability differences: a reply . . . . . 251--254 Anonymous Pages 129--254 (21 May 1986) . . . . . . ??
George T. Yates Optimum pitching axes in flapping wing propulsion . . . . . . . . . . . . . . . 255--276 G. D. Wassermann Note on an abnormality of the operator for the structural gene of the dopamine D$_1$ receptor as a possible partial cause of schizophrenia . . . . . . . . . 277--283 F. Alonso-deFlorida and A. A. Minzoni and M. A. Morales A synaptic model for the kindling effect 285--302 Dunstan A. A. Akintonwa Mechanistic biotransformations of some amphetamine drugs . . . . . . . . . . . 303--308 B. Novák and E. László A limit cycle type oscillation model for the cell cycle regulated by carbon dioxide . . . . . . . . . . . . . . . . 309--320 Klaus Regelmann Learning to forage in a variable environment . . . . . . . . . . . . . . 321--329 Rob J. de Boer and Pauline Hogeweg Interactions between macrophages and T-lymphocytes: Tumor sneaking through intrinsic to helper T cell dynamics . . 331--351 Roger Barker Substance P and Parkinson's disease: a causal relationship? . . . . . . . . . . 353--362 Jean Vautrin Subunits in quantal transmission at the mouse neuromuscular junction: Tests of peak intervals in amplitude distributions . . . . . . . . . . . . . 363--370 Henri Atlan and Esther Ben-Ezra and Françoise Fogelman-Soulie and Didier Pellegrin and Gerard Weisbuch Emergence of classification procedures in automata networks as a model for functional self-organization . . . . . . 371--380 Anonymous Pages 255--380 (7 June 1986) . . . . . . ??
N. H. Barton and R. J. Post Sibling competition and the advantage of mixed families . . . . . . . . . . . . . 381--387 Mitsuo Kawato and Atsushi Yamanaka and Seiichi Urushibara and Osamu Nagata and Hiroshi Irisawa and Ryoji Suzuki Simulation analysis of excitation conduction in the heart: Propagation of excitation in different tissues . . . . 389--409 L. Nedbal and V. Szöcs How long does excitonic motion in the photosynthetic unit remain coherent? . . 411--418 R. I. Kitney and H. Talhami and D. P. Giddens The analysis of blood velocity measurements by autoregressive modelling 419--442 Walter Massing The brain, time reversal and Libet's concept of antedating . . . . . . . . . 443--446 Stig W. Omholt and Knut Lònvik Heat production in the winter cluster of the honeybee, \bionameApis mellifera. A theoretical study . . . . . . . . . . . 447--456 Todd L. Sladek A hypothesis for the mechanism of mycoplasma evolution . . . . . . . . . . 457--465 Olga I. Epifanova and V. A. Polunovsky Cell cycle controls in higher eukaryotic cells: Resting state or a prolonged G$_1$ period? . . . . . . . . . . . . . 467--477 Ruth Nussinov Compilation of eukaryotic sequences around transcription initiation sites 479--487 Peter Fortnagel and Keith A. Lampel and Klaus-Dieter Neitzke and Ernst Freese Sequence homologies of glucose-dehydrogenases of Bacillus megaterium and Bacillus subtilis . . . . 489--497 J. E. I. Hokkanen Notes concerning elastic similarity . . 499--501 Marjorie P. Maguire ``Semi-meiosis'' as the first step in the evolution of meiosis . . . . . . . . 503--505 Anonymous Pages 381--505 (21 June 1986) . . . . . ??
Anonymous Editorial Board . . . . . . . . . . . . i--i Anonymous Index to volume 121 . . . . . . . . . . vi--xii R. J. P. Williams The connections between particle flow and mechanical, electrical and chemical work . . . . . . . . . . . . . . . . . . 1--22 Michael Grinfeld and Lee A. Segel Implementation and extension of MacWilliams model for pre-stalk pre-spore regulation in cellular slime mold . . . . . . . . . . . . . . . . . . 23--44 Hiroshi Ashida Stochastic description of the three-state model of the na channel . . 45--57 Z. Hejnowicz and John A. Romberger Calculation of rates of cell division in shoot meristems with reference to the growth tensor . . . . . . . . . . . . . 59--71 V. N. Morozov and T. Ya. Morozova Thermal motion of whole protein molecules in protein solids . . . . . . 73--88 Jean Pierre Mazat and Françoise Mazat Double site enzyme and squatting: Where one regulatory ligand is also a substrate of the reaction . . . . . . . 89--103 J. France and R. C. Siddons Determination of digesta flow by continuous market infusion . . . . . . . 105--119 M. Lokajícek and I. Pridal Modelling of DNA sedimentation profiles from irradiated eukaryotic cells . . . . 121--127 Anonymous Pages 1--127 (7 July 1986) . . . . . . . ??
Zvi Grossman and Charles L. Greenblatt and Irun R. Cohen Parasite immunology and lymphocyte population dynamics . . . . . . . . . . 129--139 G. Tzeghai and P. Ganatos and R. Pfeffer and S. Weinbaum and A. Nir A theoretical model to study the effect of convection and leaky junctions on macromolecule transport in artery walls 141--162 Michael J. Reiss Sexual dimorphism in body size: Are larger species more dimorphic? . . . . . 163--172 Harold B. Dowse and John M. Ringo and Karen M. Barton A model describing the kinetics of mating in Drosophila . . . . . . . . . . 173--183 Emile Zuckerkandl Quantitative protein profiling: Determining lexotypes . . . . . . . . . 185--198 J. Warwicker Continuum dielectric modelling of the protein-solvent system, and calculation of the long-range electrostatic field of the enzyme phosphoglycerate mutase . . . 199--210 Alan Hastings The invasion question . . . . . . . . . 211--220 P. Leff Potential errors in agonist dissociation constant estimation caused by desensitization . . . . . . . . . . . . 221--232 Stephen Seely An electrodynamic (moving field) theory of muscular contraction . . . . . . . . 233--248 B. S. Bhatt Comments on a model of ovum transport 249--254 Anonymous Pages 129--254 (21 July 1986) . . . . . ??
G. Weisbuch Networks of automata and biological organization . . . . . . . . . . . . . . 255--267 S. A. L. M. Kooijman Energy budgets can explain body size relations . . . . . . . . . . . . . . . 269--282 Donal A. Hickey and Bernhard Benkel Introns as relict retrotransposons: Implications for the evolutionary origin of eukaryotic mRNA splicing mechanisms 283--291 M. J. Taylor and C. J. Duggleby and T. Atkinson Is there evidence for a common amino acid sequence in proteins with membrane attaching ability? . . . . . . . . . . . 293--306 Leonard Weiss and Dimiter S. Dimitrov Mechanical aspects of the lungs as cancer cell-killing organs during hematogenous metastasis . . . . . . . . 307--321 L. Polgár and B. Asbóth The basic difference in catalyses by serine and cysteine proteinases resides in charge stabilization in the transition state . . . . . . . . . . . . 323--326 Osamu Gotoh Alignment of three biological sequences with an efficient traceback procedure 327--337 Jos M. M. van Damme and Ruud van Damme On the maintenance of gynodioecy: Lewis' result extended . . . . . . . . . . . . 339--350 Sigrun Hippe and H. Lüth A simple physical model for fungicide induced hexagonal clustering of intramembrane particles in the plasmalemma of Ustilago avenae . . . . . 351--366 W. G. S. Hines Constancy of mean strategy versus constancy of gene frequencies in a sexual diploid population . . . . . . . 367--369 Emile Elfassi and Roberto Patarca and William A. Haseltine Similarities among the pre-S regions of hepatitis B viruses: Analogy with retroviral transmembrane proteins . . . 371--374 Vidyanand Nanjundiah How rapidly do uncoupled oscillators desynchronize? . . . . . . . . . . . . . 375--379 Anonymous Pages 255--379 (7 August 1986) . . . . . ??
G. R. Fulford and J. R. Blake Muco-ciliary transport in the lung . . . 381--402 John Prothero and Klaus Dieter Jürgens An energetic model of daily torpor in endotherms . . . . . . . . . . . . . . . 403--415 Bruce Hannon Ecosystem control theory . . . . . . . . 417--437 K. St J. Damstra A kinetic analysis of evaporative water loss barriers . . . . . . . . . . . . . 439--448 B. N. Nagorcka The role of a reaction--diffusion system in the initiation of skin organ primordia. I. The first wave of initiation . . . . . . . . . . . . . . . 449--475 R. Benigni and A. Giuliani A new insight into chemical mutagenesis by multivariate data analysis . . . . . 477--486 Gary G. Coté and Stuart Brody Circadian rhythms in \bionameDrosophila melanogaster: Analysis of period as a function of gene dosage at the per (period) locus . . . . . . . . . . . . . 487--503 H. G. Othmer On the Newman-Frisch model of limb chondrogenesis . . . . . . . . . . . . . 505--508 Anonymous Pages 381--508 (21 August 1986) . . . . ??
Anonymous Editorial Board . . . . . . . . . . . . i--i Anonymous Index to volume 122 . . . . . . . . . . vi--xi William F. Pickard A theory of the saturable ohmic channel 1--6 Alan H. Bornbusch and William E. Conner Effects of self-steered turn size and turn bias upon simulated chemoklinotactic behavior . . . . . . . 7--18 Richard B. Johnson Human disease and the evolution of pathogen virulence . . . . . . . . . . . 19--24 Naoki Sasaki and Hidemi Yamamura and Norio Matsushima Is there a relation between bone strength and percolation? . . . . . . . 25--31 Geoffrey W. Hoffmann A neural network model based on the analogy with the immune system . . . . . 33--67 P. H. van Tienderen and G. de Jong Sex ratio under the haystack model: Polymorphism may occur . . . . . . . . . 69--81 Richard E. Lenski and Susan E. Hattingh Coexistence of two competitors on one resource and one inhibitor: a chemostat model based on bacteria and antibiotics 83--93 Alan Grafen Split sex ratios and the evolutionary origins of eusociality . . . . . . . . . 95--121 D. M. Lavigne and S. Innes and G. A. J. Worthy and K. M. Kovacs Metabolic rate --- Body size relations in marine mammals . . . . . . . . . . . 123--124 Anonymous Pages 1--124 (7 September 1986) . . . . ??
Leonardo Peusner Hierarchies of energy conversion processes III. Why are Onsager equations reciprocal? The Euclidean geometry of fluctuation--dissipation space . . . . . 125--155 Peter R. Wills Scrapie, ribosomal proteins and biological information . . . . . . . . . 157--178 Vojtech Szöcs and Ivan Barvík Description of excitation transfer and damping in the primary processes of bio-(chemical) systems . . . . . . . . . 179--186 Michael J. Woldenberg and Keith Horsfield Relation of branching angles to optimality for four cost principles . . 187--204 Richard Cowan and Valerie B. Morris Cell population dynamics during the differentiative phase of tissue development . . . . . . . . . . . . . . 205--224 D. T. Bishop and C. Cannings Ordinal conflicts with random rewards 225--230 M. J. Dufton Genetic code redundancy and its differential influence on the evolution of protein interiors versus exteriors 231--236 Michael J. Reiss Belovsky's model of optimal moose size 237--242 William H. James Handedness of parents and sex of progeny 243--245 Emmanuel T. Rakitzis Kinetics of protein modification reactions: Protein conformational isomerism may imitate adsorptive complex formation . . . . . . . . . . . . . . . 247--249 Anonymous Pages 125--249 (21 September 1986) . . . ??
Hiroyuki Matsuda and Kohkichi Kawasaki and Nanako Shigesada and Ei Teramoto and Luigi M. Ricciardi Switching effect on the stability of the prey-predator system with three trophic levels . . . . . . . . . . . . . . . . . 251--262 Maria Koth and Fritz Kemler A one locus-two allele selection model admitting stable limit cycles . . . . . 263--267 José M. Olavarría A systematic method for the compilation of the King and Altman graphs of a steady-state enzyme model suitable for manual or computer use . . . . . . . . . 269--275 Stanley A. Cohn and David H. Tippit and Timothy P. Spurck Microtubule dynamics in the spindle. II. A thermodynamic and kinetic description 277--301 Steven A. Frank Dispersal polymorphisms in subdivided populations . . . . . . . . . . . . . . 303--309 Robert Abugov Genetics of Darwinian fitness. III. A generalized approach to age structured selection and life history . . . . . . . 311--323 Toshio Sekimura and Youichi Kobuchi A spatial pattern formation model for \bionameDictyostelium discoideum . . . . 325--338 Kenji Matsumoto and Tetsuo Ueda and Yonosuke Kobatake Propagation of phase wave in relation to tactic responses by the plasmodium of \bionamePhysarum polycephalum . . . . . 339--345 J. Bermudez and J. Wagensberg On the entropy production in microbiological stationary states . . . 347--358 R. J. Epstein Is your initiator really necessary? . . 359--374 Anonymous Pages 251--374 (7 October 1986) . . . . ??
Harrington Wells Plant-animal pollination systems. 2. Fewer pollinator than plant species . . 375--384 Lev R. Ginzburg The theory of population dynamics: I. Back to first principles . . . . . . . . 385--399 J. R. Speakman The optimum search speed of terrestrial predators when feeding on sedentary prey: a predictive model . . . . . . . . 401--407 Wolfgang H. Nitschmann Chemiosmotic coupling in cyanobacteria: ATP synthesis in a two-membrane system 409--419 Michel Krieber and Michael R. Rose Males, parthenogenesis, and the maintenance of anisogamous sex . . . . . 421--440 Rolf F. Hoekstra and E. N. van Loo The cost of sex in hermaphrodite populations with variation in functional sex . . . . . . . . . . . . . . . . . . 441--452 D. Jou and C. Perez-Garcia and J. E. Llebot Bacterial flagellar rotation as a nonequilibrium phase transition . . . . 453--458 C. Berding and A. E. Keymer and J. D. Murray and A. F. G. Slater The population dynamics of acquired immunity to helminth infection . . . . . 459--471 Jeffrey S. Amthor Evolution and applicability of a whole plant respiration model . . . . . . . . 473--490 Carola Lidén and Ulf Bergqvist and Göran Wennersten Visual display terminals do not emit UV --- a radiation of clinical relevance 491--492 Michael Mogie On the relationship between asexual reproduction and polyploidy . . . . . . 493--498 Anonymous Pages 375--498 (21 October 1986) . . . . ??
Anonymous Editorial Board . . . . . . . . . . . . i--i Anonymous Index to volume 123 . . . . . . . . . . vi--xi E. Mintz and S. R. Thomas and D. C. Mikulecky Exploration of apical sodium transport mechanisms in an epithelial model by network thermodynamic simulation of the effect of mucosal sodium depletion: I. Comparison of three different apical sodium permeability expressions . . . . 1--19 E. Mintz and S. R. Thomas and D. C. Mikulecky Exploration of apical sodium transport mechanisms in an epithelial model by network thermodynamic simulation of the effect of mucosal sodium depletion: II. An apical sodium channel and amiloride blocking . . . . . . . . . . . . . . . . 21--34 Richard F. Green and Adeline Taylor Nunez Central-place foraging in a patchy environment . . . . . . . . . . . . . . 35--43 Frank Rattay High frequency electrostimulation of excitable cells . . . . . . . . . . . . 45--54 Austin L. Hughes Kin coalitions and social dominance . . 55--66 Ronald G. Duggleby Progress curves of reactions catalyzed by unstable enzymes. A theoretical approach . . . . . . . . . . . . . . . . 67--80 Eduardo J. Chichilnisky A mathematical model of pattern formation . . . . . . . . . . . . . . . 81--101 Annikki Mäkelä Implications of the pipe model theory on dry matter partitioning and height growth in trees . . . . . . . . . . . . 103--120 I. Simon Proteins as general crystals . . . . . . 121--124 Michael J. Reiss Body size and metabolic rate: Calculated exponents are independent of the units used . . . . . . . . . . . . . . . . . . 125--126 Anonymous Pages 1--126 (7 November 1986) . . . . . ??
Leslie E. Orgel RNA catalysis and the origins of life 127--149 Joel S. Brown and Michael L. Rosenzweig Habitat selection in slowly regenerating environments . . . . . . . . . . . . . . 151--171 Stephen Ellner Germination dimorphisms and parent-offspring conflict in seed germination . . . . . . . . . . . . . . 173--185 Kotaro Shirane and Takayuki Tokimoto Chemical dynamic approach to synergetics and instability in biological systems 187--192 M. Toro and L. Silio Assortment of encounters in the two-strategy game . . . . . . . . . . . 193--204 Bjòrn Torger Stokke and Arne Mikkelsen and Arnljot Elgsaeter The human erythrocyte membrane skeleton may be an ionic gel. III. Micropipette aspiration of unswollen erythrocytes . . 205--211 James Jay Anderson and Patrick J. Sullivan A dynamic basis for using a truncated normal distribution to describe variability of chemical substances in aquatic environments . . . . . . . . . . 213--220 C. H. Wynn and B. Robson Calculation of the conformation of glycosphingolipids 2. G$_{\rm M1}$- and G$_{\rm M2}$-gangliosides . . . . . . . 221--230 Lincoln Taiz Are biosynthetic reactions in plant cells thermodynamically coupled to glycolysis and the tonoplast proton motive force? . . . . . . . . . . . . . 231--238 Mark Cartwright and Masud Husain A model for the control of testosterone secretion . . . . . . . . . . . . . . . 239--250 Anonymous Pages 127--250 (21 November 1986) . . . ??
M. A. Khanin and O. G. Bat Optimal lower critical temperature and thermal insulation of homeotherms . . . 251--260 Karl Sirotkin Advantages to mutagenesis techniques generating populations containing the complete spectrum of single codon changes . . . . . . . . . . . . . . . . 261--279 Darren M. Gillis and Donald L. Kramer and Graham Bell Taylor's power law as a consequence of Fretwell's ideal free distribution . . . 281--287 Michael D. Miyamoto Probability of quantal transmitter release from nerve terminals: Theoretical considerations in the determination of spatial variation . . . 289--304 Dali Tao and Paul H. Li Classification of plant cell cryoprotectants . . . . . . . . . . . . 305--310 R. Sibly and P. Calow Why breeding earlier is always worthwhile . . . . . . . . . . . . . . . 311--319 Janet R. Huxley A possible explanation for the symbolic nature of language . . . . . . . . . . . 321--324 Stephen J. Clark ESS equations sometimes do not specify an ESS . . . . . . . . . . . . . . . . . 325--331 Arthur L. Koch The basis of synchronization by repetitive dilution of a growing culture 333--346 M. Baake and E. Buff From cell growth to root growth . . . . 347--365 T. W. Schultz and H. Y. Ando A relationship between diffusional transport in lipid membranes and a lipophilic-eutectic parameter . . . . . 367--375 Anonymous Pages 251--375 (7 December 1986) . . . . ??
Richard Binggeli and Roy C. Weinstein Membrane potentials and sodium channels: Hypotheses for growth regulation and cancer formation based on changes in sodium channels and gap junctions . . . 377--401 Sigfrid Lundberg and Thomas Alerstam Bird migration patterns: Conditions for stable geographical population segregation . . . . . . . . . . . . . . 403--414 Mary Bezeau and Laszlo Endrenyi Design of experiments for the precise estimation of dose-response parameters: the Hill equation . . . . . . . . . . . 415--430 Jacques Ricard and Georges Noat Catalytic efficiency, kinetic co-operativity of oligomeric enzymes and evolution . . . . . . . . . . . . . . . 431--451 H. Bremer and S. Lin-Chao Analysis of the physiological control of replication of ColE1-type plasmids . . . 453--470 David Haig Conflicts among megaspores . . . . . . . 471--480 J. H. M. Thornley A germination model: Responses to time and temperature . . . . . . . . . . . . 481--492 G. A. M. King Was there a prebiotic soup? . . . . . . 493--498 Masataka Yoshino Kinetic meaning of I$_0.5$ and A$_0.5$ values in allosteric enzymes . . . . . . 499--502 Anonymous Pages 377--502 (21 December 1986) . . . ??
Anonymous Editorial Board . . . . . . . . . . . . i--i Anonymous Index to volume 124 . . . . . . . . . . vi--x Athel Cornish-Bowden and María Luz Cárdenas Co-operativity in monomeric enzymes . . 1--23 Bo Ebenman Niche differences between age classes and intraspecific competition in age-structured populations . . . . . . . 25--33 Danilo D. Lasic A general model of vesicle formation . . 35--41 Hans Liljenström and Gunnar von Heijne Translation rate modification by preferential codon usage: Intragenic position effects . . . . . . . . . . . . 43--55 Bernard Mignotte and Dominique Dunon-Bluteau and Claude Reiss and Jean-Claude Mounolou Sequence deduced physical properties in the D-loop region common to five vertebrate mitochondrial DNAs . . . . . 57--69 Izchak Z. Steinberg Relationship between statistical properties of single ionic channel recordings and the thermodynamic state of the channels . . . . . . . . . . . . 71--87 C. Alff-Steinberger Codon usage in Homo sapiens: Evidence for a coding pattern on the non-coding strand and evolutionary implications of dinucleotide discrimination . . . . . . 89--95 R. McN. Alexander Bending of cylindrical animals with helical fibres in their skin or cuticle 97--110 G. Kampis and V. Csányi Notes on order and complexity . . . . . 111--121 V. N. Viswanadhan On the prediction of functionally equivalent residues at given sites in proteins . . . . . . . . . . . . . . . . 123--125 Anonymous Pages 1--125 (7 January 1987) . . . . . ??
G. Z. Opadia-Kadima How the slot machine led biologists astray . . . . . . . . . . . . . . . . . 127--135 W. John Albery and Jeremy R. Knowles Energetics of enzyme catalysis. I. Isotopic experiments, enzyme interconversion, and oversaturation . . 137--171 W. John Albery and Jeremy R. Knowles Energetics of enzyme catalysis. II. Oversaturation, case diagrams, reversible and irreversible behaviour 173--189 Hiroyuki Ohshima and Tamotsu Kondo Potential and pH distribution across a membrane with a surface layer of ionizable groups . . . . . . . . . . . . 191--198 Tomoko Ohta A model of evolution for accumulating genetic information . . . . . . . . . . 199--211 William H. E. Day and David Sankoff Computational complexity of inferring phylogenies from chromosome inversion data . . . . . . . . . . . . . . . . . . 213--218 Olivier Decroly and Albert Goldbeter From simple to complex oscillatory behaviour: Analysis of bursting in a multiply regulated biochemical system 219--250 Anonymous Pages 127--250 (21 January 1987) . . . . ??
Alasdair I. Houston Optimal foraging by parent birds feeding dependent young . . . . . . . . . . . . 251--274 Stephen J. Seligman and Matthew R. Pincus A model for the three-dimensional structure of peptidoglycan in staphylococci . . . . . . . . . . . . . 275--292 Zhi-Xin Wang and Ming Ju and Chen-Lu Tsou Number of ways of joining SH groups to form multi-peptide chain proteins . . . 293--301 Steven L. Lima Vigilance while feeding and its relation to the risk of predation . . . . . . . . 303--316 John H. Werren The coevolution of autosomal and cytoplasmic sex ratio factors . . . . . 317--334 C. F. Starmer and D. L. Packer and A. O. Grant Ligand binding to transiently accessible sites: Mechanisms for varying apparent binding rates . . . . . . . . . . . . . 335--341 Rob J. de Boer and Pauline Hogeweg Immunological discrimination between self and non-self by precursor depletion and memory accumulation . . . . . . . . 343--369 J. H. Matis The case for stochastic models of digesta flow . . . . . . . . . . . . . . 371--376 Anonymous Pages 251--376 (7 February 1987) . . . . ??
Angela Cheer and Jean-Paul Vincent and Richard Nuccitelli and George Oster Cortical activity in vertebrate eggs I: The activation waves . . . . . . . . . . 377--404 Jyh-Ping Hsu and Hsi-Hua Wang Kinetics of bacterial adhesion --- a stochastic analysis . . . . . . . . . . 405--413 John Totafurno and L. E. H. Trainor A non-linear vector field model of supernumerary limb production in salamanders . . . . . . . . . . . . . . 415--454 Manuel Rotenberg Effect of certain stochastic parameters on extinction and harvested populations 455--471 Svetlana Fishman and A. Erez and G. A. Couvillon The temperature dependence of dormancy breaking in plants: Mathematical analysis of a two-step model involving a cooperative transition . . . . . . . . . 473--483 Massimo Di Giulio and Franco Caldararo Absorbent Markov chains as a model for the study of the evolution of proteins 485--494 Jyh-Ping Hsu Stochastic modeling of bacterial adhesion: a two-step mechanism with linear adhesion rate . . . . . . . . . . 495--504 Anonymous Pages 377--504 (21 February 1987) . . . ??
Anonymous Editorial Board . . . . . . . . . . . . i--i Anonymous Index to volume 125 . . . . . . . . . . vi--xii Gunnar von Heijne and Clas Blomberg and Hans Liljenström Theoretical modelling of protein synthesis . . . . . . . . . . . . . . . 1--14 Sigfrid Lundberg and Christer Löfstedt Intra-specific competition in the sex communication channel: a selective force in the evolution of moth pheromones? . . 15--24 Michael J. Reiss Evolutionary conflict over the control of offspring sex ratio . . . . . . . . . 25--39 A. D. J. Robertson and James F. Grutsch Biphasic responses, quantal signals and cellular behaviour . . . . . . . . . . . 41--60 Prajneshu and P. Holgate A prey-predator model with switching effect . . . . . . . . . . . . . . . . . 61--66 K. Sugino and H. Machemer Axial-view recording: An approach to assess the third dimension of the ciliary cycle . . . . . . . . . . . . . 67--82 Patricio Gariglio and Rosamaria Del Angel and Alfredo Herrera and Manuel Bonilla Theoretical model for the post-transcriptional regulation of the human c-myc gene expression, involving double-stranded RNA processing . . . . . 83--92 Branko Soucek and Albert D. Carlson Brain window language of fireflies . . . 93--103 Mark R. Macnair A model for the spread of genes for post-mating reproductive isolation by natural selection . . . . . . . . . . . 105--115 Sasadhar De On the vibrational mode of an eukaryotic cell during the cell cycle . . . . . . . 117--120 Bill Shipley The relationship between dynamic game theory and the Lotka--Volterra competition equations . . . . . . . . . 121--123 Anonymous Pages 1--115 (7 March 1987) . . . . . . ??
C. Ruggiero and B. McA. Sayers and T. A. Sears and P. A. Kirkwood Spatio-temporal characterization of intercostal activity during breathing in the cat . . . . . . . . . . . . . . . . 125--140 D. W. Roberts The chemical contact pressure model for phyllotaxis --- Application to phyllotaxis changes in seedlings and to anomalous phyllotaxis systems . . . . . 141--161 Volker Brendel and Lee A. Segel On modes of recombination, replication, and segregation of the higher plant mitochondrial genome . . . . . . . . . . 163--176 Richard Sibly and Peter Calow Ecological compensation --- a complication for testing life-history theory . . . . . . . . . . . . . . . . . 177--186 John Paul Barach The effect of ohmic return currents on biomagnetic fields . . . . . . . . . . . 187--191 J. France and M. Gill and M. S. Dhanoa and R. C. Siddons On solving the fully-interchanging $N$-compartment model in steady-state tracer kinetic studies with reference to VFA absorption from the rumen . . . . . 193--211 Roberto Patarca and William A. Haseltine Variation among the human T-cell lymphotropic virus type III (HTLV-III/LAV) strains . . . . . . . . . 213--217 Ruth Nussinov Theoretical molecular biology: Prospectives and perspectives . . . . . 219--235 Jason H. T. Bates and Diana A. Bates and William Mackillop On the difficulties of fitting the double Michaelis--Menten equation to kinetic data . . . . . . . . . . . . . . 237--241 Robert A. Armstrong A patch model of mutualism . . . . . . . 243--246 Anonymous Pages 125--246 (21 March 1987) . . . . . ??
B. Borstnik and D. Pumpernik and G. L. Hofacker Point mutations as an optimal search process in biological evolution . . . . 249--268 N. F. Britton and A. E. Wheals Mathematical models for a G$_0$ phase in \bionameSaccharomyces cerevisiae . . . . 269--281 Christopher Kelly A model to explore the rate of spread of mimicry and rejection in hypothetical populations of cuckoos and their hosts 283--299 David W. Dickins and Roger A. Clark Games theory and siblicide in the kittiwake gull, Rissa tridactyla . . . . 301--305 H. E. Layton Energy advantage of counter-current oxygen transfer in fish gills . . . . . 307--316 C. Dusser and M. Rasigni and J. Palmari and G. Rasigni and A. Llebaria and F. Marty Minimal spanning tree analysis of biological structures . . . . . . . . . 317--323 Peter M. Salmon and Channing R. Robertson Mass transfer limitations in gel beads containing growing immobilized cells . . 325--332 Athel Cornish-Bowden Dominance is not Inevitable . . . . . . 333--338 Frank Rattay Ways to approximate current-distance relations for electrically stimulated fibers . . . . . . . . . . . . . . . . . 339--349 Per Lundberg Partial bird migration and evolutionarily stable strategies . . . . 351--360 Richard Snyder and Roy King Mathematical analysis of separation-induced vocalizations in squirrel monkeys . . . . . . . . . . . . 361--366 Kimiko Makino and Hiroyuki Ohshima and Tamotsu Kondo Surface potential of an ion-penetrable charged membrane . . . . . . . . . . . . 367--368 Anonymous Pages 249--368 (7 April 1987) . . . . . ??
Lionel G. Harrison What is the status of reaction--diffusion theory thirty-four years after Turing? . . . . . . . . . . 369--384 John M. McNamara and Alasdair I. Houston Memory and the efficient use of information . . . . . . . . . . . . . . 385--395 N. H. Barton and S. Rouhani The frequency of shifts between alternative equilibria . . . . . . . . . 397--418 G. Cocho and R. Pérez-Pascual and J. L. Rius Discrete systems, cell-cell interactions and color pattern of animals. I. Conflicting dynamics and pattern formation . . . . . . . . . . . . . . . 419--435 G. Cocho and R. Pérez-Pascual and J. L. Rius and F. Soto Discrete systems, cell-cell interactions and color pattern of animals II. Clonal theory and cellular automata . . . . . . 437--447 James N. McNair Stability effects of prey refuges with entry-exit dynamics . . . . . . . . . . 449--464 R. Benigni and A. Giuliani The conceptual framework of monitoring mutagens/carcinogens: a critical appraisal . . . . . . . . . . . . . . . 465--473 M. J. Crawley and R. M. May Population dynamics and plant community structure: Competition between annuals and perrenials . . . . . . . . . . . . . 475--489 A. G. Pugsley An elastic limit to branch extension . . 491--496 Anonymous Pages 369--496 (21 April 1987) . . . . . ??
Anonymous Editorial Board . . . . . . . . . . . . i--i Anonymous Index to volume 126 . . . . . . . . . . vi--xii W. G. S. Hines Can and will a sexual diploid population evolve to an ESS: The multi-locus linkage equilibrium case . . . . . . . . 1--5 Jyh-Ping Hsu A Monte Carlo simulation of bacterial adhesion . . . . . . . . . . . . . . . . 7--13 Ulrich Schneeweiss and Willi Schmidt and Eva-Maria Fabricius Antibacterial immunity and its modeling in experimental tumor tetanus and wound tetanus of the mouse . . . . . . . . . . 15--32 Andrea Pugliese Optimal resource allocation and optimal size in perennial herbs . . . . . . . . 33--49 S. Rouhani and N. H. Barton The probability of peak shifts in a founder population . . . . . . . . . . . 51--62 Hans Meinhardt and Martin Klingler A model for pattern formation on the shells of molluscs . . . . . . . . . . . 63--89 Luis Menéndez-Arias and Javier Turnay and José G. Gavilanes and Rosalía Rodríguez Relationship between hydropathic variability and functional properties of $ \alpha $-lactalbumins and type c lysozymes . . . . . . . . . . . . . . . 91--100 J. R. Speakman Calculation of CO 2 production in doubly-labelled water studies . . . . . 101--104 Santiago L. Ipiña A multivariate phenetic approach to neuronal nuclei resemblances across species, with examples from three regions of cerebral cortex of a mammal, a bird and a reptile . . . . . . . . . . 105--124 W. R. Lyster and M. M. Lloyd Contrasting sex ratios in siblings of male and female left-handed persons . . 125--126 Anonymous Pages 1--126 (7 May 1987) . . . . . . . ??
Julian Chela-Flores Towards a collective biology of the gene 127--136 David H. Temme and Eric L. Charnov Brood size adjustment in birds: Economical tracking in a temporally varying environment . . . . . . . . . . 137--147 Andrew Wohlgemuth and Devendra P. Dubey The impact of symbolism on immunogenetics: An application to HLA 149--165 C. Berding and A. E. Keymer and J. D. Murray and A. F. G. Slater The population dynamics of acquired immunity to helminth infection: Experimental and natural transmission 167--182 William G. Bardsley and Philip B. McGinlay The use of non-linear regression analysis and the $F$ test for model discrimination with dose-response curves and ligand binding data . . . . . . . . 183--201 A. J. McArthur Thermal interaction between animal and microclimate: a comprehensive model . . 203--238 Marcel Ovidiu Vlad The occurrence of time-persistent distribution functions in structured population dynamics . . . . . . . . . . 239--242 Dan Mercola The proto-oncogene c-fos encodes a potential regulatory site that is disrupted by viral transduction . . . . 243--246 Volker Brendel and Alan S. Perelson A note on stochastic models for bacterial adhesion . . . . . . . . . . . 247--249 U. Müller-Herold and H. U. Lutz and O. Kedem Quantum mechanical coherence in red blood cells: No experimental evidence 251--252 Anonymous Pages 127--252 (21 May 1987) . . . . . . ??
J. C. Liao and E. N. Lightfoot Extending the quasi-steady state concept to analysis of metabolic networks . . . 253--273 Seiichi Urushibara and Mitsuo Kawato and Kazuo Nakazawa and Ryoji Suzuki Simulation analysis of conduction of excitation in the atrioventricular node 275--288 Alasdair I. Houston and Brian H. Sumida Learning rules, matching and frequency dependence . . . . . . . . . . . . . . . 289--308 Svetlana Fishman and A. Erez and G. A. Couvillon The temperature dependence of dormancy breaking in plants: Computer simulation of processes studied under controlled temperatures . . . . . . . . . . . . . . 309--321 Anonymous Errata . . . . . . . . . . . . . . . . . 322--322 Douglas S. Glazier Toward a predictive theory of speciation: The ecology of isolate selection . . . . . . . . . . . . . . . 323--333 J. W. Czerkawski Reassessment of the contribution of protozoa to the microbial protein supply to the host ruminant animal . . . . . . 335--341 M. Muller Optimization principles applied to the mechanism of neurocranium levation and mouth bottom depression in bony fishes (Halecostomi) . . . . . . . . . . . . . 343--368 Wayne S. Kendal and Philip Frost Constancy of genomic instability in tumor progression . . . . . . . . . . . 369--371 Philipp Bucher and Edward N. Trifonov On Nussinov's compilation of eukaryotic transcription initiation sites . . . . . 373--375 Marianne E. Bernstein Does variation in the testosterone level of the seminal plasma affect the primary sex ratio? . . . . . . . . . . . . . . . 377--378 John A. Davison Semi-meiosis and evolution: a response 379--380 Anonymous Pages 253--380 (7 June 1987) . . . . . . ??
John J. Tyson Size control of cell division . . . . . 381--391 R. Cressman and A. T. Dash Density dependence and evolutionary stable strategies . . . . . . . . . . . 393--406 D. S. Fisher and J. C. Burns and K. R. Pond Modeling ad libitum dry matter intake by ruminants as regulated by distension and chemostatic feedbacks . . . . . . . . . 407--418 Richard Gordon A retaliatory role for algal projectiles, with implications for the mechanochemistry of diatom gliding motility . . . . . . . . . . . . . . . . 419--436 J. M. Colacino and J. R. Brannan and Mary Anne Fields A model for oxygen storage by hemoglobin 437--447 Jyh-Ping Hsu Transient analysis of bacterial adhesion 449--455 L. Bass and M. S. Roberts and P. J. Robinson On the relation between extended forms of the sinusoidal perfusion and of the convection-dispersion models of hepatic elimination . . . . . . . . . . . . . . 457--482 Gad M. Landau and Uzi Vishkin and Ruth Nussinov An efficient string matching algorithm with $K$ substitutions for nucleotide and amino acid sequences . . . . . . . . 483--490 J. S. Bajaj and Gita Subba Rao and J. Subba Rao and R. Khardori A mathematical model for insulin kinetics and its application to protein-deficient (malnutrition-related) diabetes mellitus (PDDM) . . . . . . . . 491--503 Henrik Kacser Dominance not inevitable but very likely 505--506 Anonymous Pages 381--506 (21 June 1987) . . . . . ??
Anonymous Editorial Board . . . . . . . . . . . . i--i Anonymous Index to volume 127 . . . . . . . . . . vi--xi D. A. Smith and S. Sicilia The theory of sliding filament models for muscle contraction. I. The two-state model . . . . . . . . . . . . . . . . . 1--30 Roman R. Poznanski Transient response in a somatic shunt cable model for synaptic input activated at the terminal . . . . . . . . . . . . 31--50 Henry Harpending and Alan Rogers On Wright's mechanism for intergroup selection . . . . . . . . . . . . . . . 51--61 D. A. M. Konings and L. P. van Duijn and H. O. Voorma and P. Hogeweg Minimal energy foldings of eukaryotic mRNAs form a separate leader domain . . 63--78 J. R. Speakman and P. A. Racey The equilibrium concentration of oxygen-18 in body water: Implications for the accuracy of the doubly-labelled water technique and a potential new method of measuring RQ in free-living animals . . . . . . . . . . . . . . . . 79--95 Brian A. Maurer Scaling of biological community structure: a systems approach to community complexity . . . . . . . . . . 97--110 Paul G. Doucet and Annita N. Wilschut Theoretical studies on animal orientation. III. A model for kinesis 111--125 Anonymous Pages 1--125 (7 July 1987) . . . . . . . ??
Thomas von Zglinicki A mitochondrial membrane hypothesis of aging . . . . . . . . . . . . . . . . . 127--132 William L. Vickery How to cheat against a simple mixed strategy ESS . . . . . . . . . . . . . . 133--139 Nobuo Tamachi The evolution of alarm calls: an altruism with nonlinear effect . . . . . 141--153 Philip Serwer The mechanism for producing two symmetries at the head-tail junction of bacteriophages: a hypothesis . . . . . . 155--161 Peter R. Sibbald and Michael J. White How probable are antibody cross-reactions? . . . . . . . . . . . . 163--169 Norio Yamamura A model on correlation between precopulatory guarding and short receptivity to copulation . . . . . . . 171--180 Matthias Kretschmer and Wolfgang Schellenberger and Eberhard Hofmann The appearance of a critical input concentration of fructose $6$-phosphate in the $6$-phosphofructo-$2$-kinase/fructose 2,6-bisphosphatase cycle . . . . . . . . 181--186 Magnus Enquist and Olof Leimar Evolution of fighting behaviour: The effect of variation in resource value 187--205 H. I. McCallum Predator regulation of Acanthaster planci . . . . . . . . . . . . . . . . . 207--220 Luis Menéndez-Arias and José G. Gavilanes and Rosalía Rodriguez A structural comparison of type c lysozymes based on their hydropathic profiles . . . . . . . . . . . . . . . . 221--228 Richard Cowan and Christina M. Collis and Geoffrey W. Grigg Breakage of double-stranded DNA due to single-stranded nicking . . . . . . . . 229--245 Stephen Cooper Cell cycle controls in eukaryotic cells: a reply . . . . . . . . . . . . . . . . 247--249 A. S. Rao and Randhir Singh Some speculations on prion protein replication and morphology . . . . . . . 251--252 Anonymous Pages 127--252 (21 July 1987) . . . . . ??
Zhi-Xin Wang and Chen-Lu Tsou Kinetics of substrate reaction during irreversible modification of enzyme activity for enzymes involving two substrates . . . . . . . . . . . . . . . 253--270 Nicolas Rasmussen A new model of developmental constraints as applied to the Drosophila system . . 271--299 Daniele Armaleo Structure and evolution of prokaryotic and eukaryotic RNA polymerases: a model 301--314 Isaac I. H. Chen and Harold D. Battarbee The quantitative estimation of microvessels in microvascular networks 315--320 H. Richard Leuchtag Indications of the existence of ferroelectric units in excitable-membrane channels . . . . . . 321--340 H. Richard Leuchtag Phase transitions and ion currents in a model ferroelectric channel unit . . . . 341--359 T. Cavalier-Smith Bacterial DNA segregation: Its motors and positional control . . . . . . . . . 361--372 Gunnar von Heijne and Mathias Uhlén Homology to region X from staphylococcal protein A is not unique to cell surface proteins . . . . . . . . . . . . . . . . 373--376 Calvin B. Harley Learning rules, optimal behaviour, and evolutionary stability . . . . . . . . . 377--379 Anonymous Pages 253--379 (7 August 1987) . . . . . ??
C. S. Potten and M. Loeffler A comprehensive model of the crypts of the small intestine of the mouse provides insight into the mechanisms of cell migration and the proliferation hierarchy . . . . . . . . . . . . . . . 381--391 Alvaro García-Tejedor and Federico Morán and Francisco Montero Influence of the hypercyclic organization on the error threshold . . 393--402 Robert J. Elliott and Julia M. Goodfellow Monte Carlo simulations of nucleotide crystal hydrates and their counter-ions 403--412 A. Peper and C. A. Grimbergen and J. W. Kraal and J. H. Engelbart An approach to the modeling of the tolerance mechanism in the drug effect. I: The drug effect as a disturbance of regulations . . . . . . . . . . . . . . 413--426 Henry C. Tuckwell Diffusion approximations to channel noise . . . . . . . . . . . . . . . . . 427--438 Jean-François Hervagault and Stéphane Canu Bistability and irreversible transitions in a simple substrate cycle . . . . . . 439--449 Joseph A. Babitch and Frank A. Anthony Grasping for calcium binding sites in sodium channels with an EF hand . . . . 451--459 John R. Cann Theory of electrophoresis of hybridizing enzymes with kinetic control: Implications for population genetics of electrophoretic markers . . . . . . . . 461--477 Thierry Boulanger and Daniel P. Vercauteren and Francois Durant and Jean-Marie Andre 3- and $5$-Isoxazolol zwitterions: an ab initio molecular orbital study relating to GABA agonism and antagonism . . . . . 479--489 Andrew D. Ellington and Steven A. Benner Free energy differences between enzyme bound states . . . . . . . . . . . . . . 491--506 Anonymous Pages 381--506 (21 August 1987) . . . . ??
Anonymous Editorial Board . . . . . . . . . . . . i--i Anonymous Index to volume 128 . . . . . . . . . . vi--xi Arthur David Olson Picking lowest-cost measurements for identifying unknowns . . . . . . . . . . 1--9 Stuart Kauffman and Simon Levin Towards a general theory of adaptive walks on rugged landscapes . . . . . . . 11--45 R. D. Lewis and D. S. Saunders A damped circadian oscillator model of an insect photoperiodic clock. I. Description of the model based on a feedback control system . . . . . . . . 47--59 D. S. Saunders and R. D. Lewis A damped circadian oscillator model of an insect photoperiodic clock: II. Simulations of the shapes of the photoperiodic response curves . . . . . 61--71 D. S. Saunders and R. D. Lewis A damped circadian oscillator model of an insect photoperiodic clock: III. Circadian and ``hourglass'' responses 73--85 Clas Blomberg Free energy and time economy for the mutual selection of monomers in biosynthesis, primarily protein synthesis . . . . . . . . . . . . . . . 87--107 N. Vertregt and F. W. T. Penning de Vries A rapid method for determining the efficiency of biosynthesis of plant biomass . . . . . . . . . . . . . . . . 109--119 Robert J. Elliott and Julia M. Goodfellow Ammonium ion representation in Monte Carlo simulations of biomolecular solutions . . . . . . . . . . . . . . . 121--125 Anonymous Pages 1--125 (7 September 1987) . . . . ??
Fabio Franciolini Spontaneous firing and myelination of very small axons . . . . . . . . . . . . 127--134 Ding Da-fu and I. Prigogine Morphological and chiral symmetry breaking in reaction--diffusion systems 135--157 Bruce Waldman Mechanisms of kin recognition . . . . . 159--185 Hiroyuki Ohshima and Tamotsu Kondo Electrostatic repulsion of ion penetrable charged membranes: Role of Donnan potential . . . . . . . . . . . . 187--194 Andrew Pomiankowski The costs of choice in sexual selection 195--218 Stig W. Omholt Thermoregulation in the winter cluster of the honeybee, \bionameApis Mellifera 219--231 S. Michelson and B. E. Miller and A. S. Glicksman and J. T. Leith Tumor micro-ecology and competitive interactions . . . . . . . . . . . . . . 233--246 J. Maynard Smith On the equality of origin and fixation times in genetics . . . . . . . . . . . 247--252 Anonymous Pages 127--252 (21 September 1987) . . . ??
Jacques Ricard Dynamics of multi-enzyme reactions, cell growth and perception of ionic signals from the external milieu . . . . . . . . 253--278 Jyh-Ping Hsu Stochastic modeling of bacterial adhesion in an open flow system I. Single mixed tank . . . . . . . . . . . 279--288 Ricardo Ferreira A two-substrate Michaelis--Menten model for the growth of self-replicating polymers . . . . . . . . . . . . . . . . 289--295 Marcus W. Feldman and Ewart A. C. Thomas Behavior-dependent contexts for repeated plays of the Prisoner's Dilemma II: Dynamical aspects of the evolution of cooperation . . . . . . . . . . . . . . 297--315 Michal Woyciechowski and Adam Lomnicki Multiple mating of queens and the sterility of workers among eusocial hymenoptera . . . . . . . . . . . . . . 317--327 Stig W. Omholt Why honeybees rear brood in winter. A theoretical study of the water conditions in the winter cluster of the honeybee, \bionameApis mellifera . . . . 329--337 Makoto Murakami Critical amino acids of p21 protein are located within $ \beta $-turns: Further evaluation . . . . . . . . . . . . . . . 339--347 Mark H. Bogart Sex determination: a hypothesis based on steroid ratios . . . . . . . . . . . . . 349--357 B. N. Nagorcka and V. S. Manoranjan and J. D. Murray Complex spatial patterns from tissue interactions --- an illustrative model 359--374 Jonathan Wagg A method for defining steady-state unidirectional fluxes through branched chemical, osmotic and chemiosmotic reactions . . . . . . . . . . . . . . . 375--385 Paul B. Green and D. Ray Baxter Phyllotactic patterns: Characterization by geometrical activity at the formative region . . . . . . . . . . . . . . . . . 387--395 B. Günther and E. Morgado Body size and metabolic rate: the role of units . . . . . . . . . . . . . . . . 397--398 Anonymous Pages 253--398 (7 October 1987) . . . . ??
E. Alejandre-Duran and D. F. de Andres-Cara and A. Porras Simulation of the effect of population size on the evolution of the recombination fraction . . . . . . . . . 399--405 H.-R. Gregorius and H. H. Hattemer Characterization of mating systems . . . 407--422 Shôko Kijima and Hiromasa Kijima Statistical analysis of channel current from a membrane patch I. Some stochastic properties of ion channels or molecular systems in equilibrium . . . . . . . . . 423--434 Shôko Kijima and Hiromasa Kijima Statistical analysis of channel current from a membrane patch II. A stochastic theory of a multi-channel system in the steady-state . . . . . . . . . . . . . . 435--455 Didier G. Arqu\`es and Christian J. Michel A purine-pyrimidine motif verifying an identical presence in almost all gene taxonomic groups . . . . . . . . . . . . 457--461 Eörs Szathmáry and László Demeter Group selection of early replicators and the origin of life . . . . . . . . . . . 463--486 David A. Deranleau Kinetic models of cell shape changes and other optically-detected responses to stimulation . . . . . . . . . . . . . . 487--498 Randall T. Ryti Allocation of energy to reproduction: Effects of competition and population structure . . . . . . . . . . . . . . . 499--512 P. R. Hopwood and D. A. Griffiths Biochemical investigation of tissue growth: Towards definition of ``standard'' tissue samples . . . . . . 513--521 William A. Calder Metabolic allometry: Basic correlations are independent of units when properly converted . . . . . . . . . . . . . . . 523--524 Anonymous Announcement . . . . . . . . . . . . . . 525--525 Anonymous Errata . . . . . . . . . . . . . . . . . 527--528 Anonymous Pages 399--528 (21 October 1987) . . . . ??
Anonymous Editorial Board . . . . . . . . . . . . i--i Michael I. Culpepper and Kennon T. Francis An anatomical model to determine step height in step testing for estimating aerobic capacity . . . . . . . . . . . . 1--8 Jyh-Ping Hsu Stochastic modeling of bacterial adhesion: a two-step mechanism with nonlinear adhesion rate . . . . . . . . 9--15 A. Y. L. Cheer and M. A. R. Koehl Paddles and rakes: Fluid flow through bristled appendages of small organisms 17--39 Hans Liljenström and Clas Blomberg Site dependent time optimization of protein synthesis with special regard to accuracy . . . . . . . . . . . . . . . . 41--56 Alasdair I. Houston and John M. McNamara Singing to attract a mate: a stochastic dynamic game . . . . . . . . . . . . . . 57--68 Roger V. Jean A mathematical model and a method for the practical assessment of the phyllotactic patterns . . . . . . . . . 69--90 Manabu Takahashi A model for the spatio-temporal organization of DNA replication in mammalian cells . . . . . . . . . . . . 91--115 Shigeo Horie and Naosada Takizawa Molecular characteristics of many hemoproteins: a survey of molecular weights, sedimentation coefficients, other molecular parameters and amino acid compositions . . . . . . . . . . . 117--137 W. H. James Hormone levels of parents and sex ratios of offspring . . . . . . . . . . . . . . 139--140 Anonymous Pages 1--140 (7 November 1987) . . . . . ??
M. Kaufman and R. Thomas Model analysis of the bases of multistationarity in the humoral immune response . . . . . . . . . . . . . . . . 141--162 E. Mizraji and L. Acerenza and J. Lin Viscoelastic models for enzymes with multiple conformational states . . . . . 163--175 Seymour J. Garte Activation of multiple oncogene pathways: a model for experimental carcinogenesis . . . . . . . . . . . . . 177--188 Stefan Schuster and Reinhart Heinrich Time hierarchy in enzymatic reaction chains resulting from optimality principles . . . . . . . . . . . . . . . 189--209 T. Legovi\'c Determination of parameters for food web models from field observations . . . . . 211--218 Tamara E. Awerbuch and Levi Lustman A mathematical model for determining minimal inhibitory concentrations (MICs) via diffusion assays . . . . . . . . . . 219--230 James D. McKinney and Lee G. Pedersen Do residue levels of polychlorinated biphenyls (PCBs) in human blood produce mild hypothyroidism? . . . . . . . . . . 231--241 Glenn W. Rowe A dynamic game theory model of a diploid genetic system . . . . . . . . . . . . . 243--255 Moideen P. Jamaluddin and Lissy K. Krishnan A rate equation for blood platelet aggregation . . . . . . . . . . . . . . 257--261 Anonymous Pages 141--261 (21 November 1987) . . . ??
Akira Azuma and Yoshinori Okuno Flight of a samara, Alsomitra macrocarpa 263--274 Gary E. Belovsky Foraging and optimal body size: An overview, new data and a test of alternative models . . . . . . . . . . . 275--287 Mark J. Miller Sensitivity of RNA synthesis to actinomycin D inhibition is dependent on the frequency of transcription: a mathematical model . . . . . . . . . . . 289--299 L. Fukshansky and A. R. Steinhardt Spatial factors in Phycomyces phototropism: Analysis of balanced responses . . . . . . . . . . . . . . . 301--323 L. J. Koppes and C. L. Woldringh and N. B. Grover Predicted steady-state cell size distributions for various growth models 325--335 N. B. Grover and C. L. Woldringh and L. J. Koppes Elongation and surface extension of individual cells of \bionameEscherichia coli B/r: Comparision of theoretical and experimental size distributions . . . . 337--348 G. T. Vickers and C. Cannings On the definition of an evolutionarily stable strategy . . . . . . . . . . . . 349--353 Geoffrey W. Hoffmann A critique of the Kaufman-Urbain-Thomas immune system network theory . . . . . . 355--357 Anonymous Pages 263--357 (7 December 1987) . . . . ??
Anonymous Index to volume 129 . . . . . . . . . . vi--x P. Anninos and G. Anogianakis and M. Apostolakis and G. Thomas A neural net model for the release of prolactin during pseudopregnancy in the rat . . . . . . . . . . . . . . . . . . 359--368 B. N. Belintsev and L. V. Beloussov and A. G. Zaraisky Model of pattern formation in epithelial morphogenesis . . . . . . . . . . . . . 369--394 R. I. Kitney and H. Talhami The Zoom Wigner transform and its application to the analysis of blood velocity waveforms . . . . . . . . . . . 395--409 Sergey L. Leikin and Michael M. Kozlov and Leonid V. Chernomordik and Vladislav S. Markin and Yuri A. Chizmadzhev Membrane fusion: Overcoming of the hydration barrier and local restructuring . . . . . . . . . . . . . 411--425 Harry A. Saroff The ionization of clusters II. Pairwise isotropic interactions and individual site binding data . . . . . . . . . . . 427--438 M. M. Kozlov and V. S. Markin Model of red blood cell membrane skeleton: Electrical and mechanical properties . . . . . . . . . . . . . . . 439--452 Yokota Sizuo A proof of a neglected proof . . . . . . 453--455 Anonymous Pages 359--455 (21 December 1987) . . . ??
Anonymous Editorial Board . . . . . . . . . . . . i--i Craig M. Pease Biases in the total extinction rates of fossil taxa . . . . . . . . . . . . . . 1--7 Craig M. Pease Biases in the per-taxon origination and extinction rates of fossil taxa . . . . 9--30 Craig M. Pease Biases in the survivorship curves of fossil taxa . . . . . . . . . . . . . . 31--48 Tetsuo Ishida and Kihachiro Horiike and Hiromasa Tojo and Mitsuhiro Nozaki Interaction of protein with a self-associating ligand. Deviation from a hyperbolic binding curve and the appearance of apparent co-operativity in the Scatchard plot . . . . . . . . . . . 49--66 Takayuki Tokimoto and Kotaro Shirane A self-organized chemical model and reaction cascade . . . . . . . . . . . . 67--72 Mark L. Fidelman and Donald C. Mikulecky Network thermodynamic analysis and simulation of isotonic solute-coupled volume flow in leaky epithelia: An example of the use of network theory to provide the qualitative aspects of a complex system and its verification by simulation . . . . . . . . . . . . . . . 73--93 James L. Eilbert Axon shape as a basis for multinode functional units in a hierarchical neural model . . . . . . . . . . . . . . 95--122 Ronald G. Duggleby Fitting the double Michaelis--Menten equation to kinetic data . . . . . . . . 123--124 Athel Cornish-Bowden Saturation functions as a nested set . . 125--126 Anonymous Pages 1--126 (7 January 1988) . . . . . ??
Youichi Kobuchi and Tadanao Ito and Atsushi Ogiwara A model for rouleaux pattern formation of red blood cells . . . . . . . . . . . 129--145 R. Cressman Frequency-dependent viability selection (A single-locus, multi-phenotype model) 147--165 R. Cressman Complex dynamical behaviour of frequency-dependent viability selection: An example . . . . . . . . . . . . . . . 167--173 Jyh-Ping Hsu and Shiojenn Tseng Kinetic analysis of mating behavior in flies: a transition stage model . . . . 175--182 C. Bonifazzi and O. Belluzzi and O. Sacchi Kinetic analysis of incomplete current tracings according to the Hodgkin--Huxley model . . . . . . . . . 183--190 Brian Charlesworth The evolution of mate choice in a fluctuating environment . . . . . . . . 191--204 Jean-Pierre Gattuso and Jean Jaubert Computation of metabolic quotients in plant-animal symbiotic units . . . . . . 205--212 R. M. Aspden The theory of fibre-reinforced composite materials applied to changes in the mechanical properties of the cervix during pregnancy . . . . . . . . . . . . 213--221 Kotaro Shirane and Takayuki Tokimoto Network formation in negative charged membranes by two divalent cations and the catastrophe . . . . . . . . . . . . 223--227 Steiner Engen and Bernt-Erik Sæther Optimalization of constrained life histories: Some generalizations . . . . 229--237 Sungchul Ji Watson-crick and prigoginian forms of genetic information . . . . . . . . . . 239--245 J. Maynard Smith Can a mixed strategy be stable in a finite population? . . . . . . . . . . . 247--251 Douglas M. Snyder On the time of a conscious peripheral sensation . . . . . . . . . . . . . . . 253--254 Anonymous Pages 129--254 (21 January 1988) . . . . ??
T. B. L. Kirkwood and I. D. J. Burdett Estimating the growth pattern of micro-organisms in distinct stages of the cell cycle . . . . . . . . . . . . . 255--273 Stig W. Omholt Relationships between worker longevity and the intracolonial population dynamics of the honeybee . . . . . . . . 275--284 M. T. Turvey and R. C. Schmidt and Lawrence D. Rosenblum and Peter N. Kugler On the time allometry of co-ordinated rhythmic movements . . . . . . . . . . . 285--325 Misako Aida An ab initio molecular orbital study on the sequence-dependency of DNA conformation: An evaluation of intra- and inter-strand stacking interaction energy . . . . . . . . . . . . . . . . . 327--335 Aydin Tözeren and Richard Skalak Interaction of stress and growth in a fibrous tissue . . . . . . . . . . . . . 337--350 Liao Fu Luo and Lu Tsai and Yu Min Zhou Informational parameters of nucleic acid and molecular evolution . . . . . . . . 351--361 Peter D. Taylor An inclusive fitness model for dispersal of offspring . . . . . . . . . . . . . . 363--378 Anonymous Pages 255--378 (7 February 1988) . . . . ??
Konrad R. Fialkowski Lottery of sympatric speciation --- a computer model . . . . . . . . . . . . . 379--390 Charles J. Lumsden Gene-culture coevolution: a test of the steady-state hypothesis for gene-culture translation . . . . . . . . . . . . . . 391--406 G. Rickey Welch and Tamás Keleti and Beáta Vértessy The control of cell metabolism for homogeneous vs. heterogeneous enzyme systems . . . . . . . . . . . . . . . . 407--422 R. V. Polozov and L. V. Yakushevich Nonlinear waves in DNA and regulation of transcription . . . . . . . . . . . . . 423--430 J. Peter Ruppersberg and Reinhardt Rüdel The effects of space charge on the ionic currents through biological membranes 431--445 Peter A. Jolliffe Evaluating the effects of competitive interference on plant performance . . . 447--459 Peter Klein and R. L. Somorjai Nonlinear methods for discrimination and their application to classification of protein structures . . . . . . . . . . . 461--468 John C. Sanford Applying the PDR principle to AIDS . . . 469--480 Karl Dane Wittrup and James E. Bailey A mathematical model of recombinational amplification of the $ 2 \mu $ plasmid in the yeast \bionameSaccharomyces cerevisiae . . . . . . . . . . . . . . . 481--492 Lionel G. Harrison and Miroslav Kolár Coupling between reaction--diffusion prepattern and expressed morphogenesis, applied to desmids and dasyclads . . . . 493--515 Anonymous Pages 379--515 (21 February 1988) . . . ??
Anonymous Editorial Board . . . . . . . . . . . . i--i Michael E. Moody The evolution of migration in subdivided populations. I. Haploids . . . . . . . . 1--14 D. J. Gates and M. Westcott Stability of plant mixtures in the absence of infection or predation . . . 15--31 Richard Cowan and Valerie B. Morris Division rules for polygonal cells . . . 33--42 Bernhard O. Palsson and Thomas M. Groshans Mathematical modelling of dynamics and control in metabolic networks: VI. Dynamic bifurcations in single biochemical control loops . . . . . . . 43--53 John B. Phillips and Jerry A. Waldvogel Celestial polarized light patterns as a calibration reference for sun compass of homing pigeons . . . . . . . . . . . . . 55--67 C. Spach and R. Motta Neonatal thymus provides all the information required for tolerance induction against all the non-thymic organ-specific minor histocompatibility antigens . . . . . . . . . . . . . . . . 69--73 John E. A. Bertram and Andrew A. Biewener Bone curvature: Sacrificing strength for load predictability? . . . . . . . . . . 75--92 Donald A. Johnson and Gordon L. Amidon Determination of intrinsic membrane transport parameters from perfused intestine experiments: a boundary layer approach to estimating the aqueous and unbiased membrane permeabilities . . . . 93--106 M. Hu and P. J. Sinko and A. L. J. deMeere and D. A. Johnson and G. L. Amidon Membrane permeability parameters for some amino acids and $ \beta $-lactam antibiotics: Application of the boundary layer approach . . . . . . . . . . . . . 107--114 S. Baláz and E. Sturdík and M. Rosenberg and J. Augustín and B. Skára Kinetics of drug activities as influenced by their physico-chemical properties: Antibacterial effects of alkylating $2$-furylethylenes . . . . . 115--134 Daniele Armaleo A note on RNA polymerase phylogeny . . . 135--136 Anonymous Pages 1--136 (7 March 1988) . . . . . . ??
Alan E. Mark and Peter D. Jeffrey and Lawrence W. Nichol The binding of an indefinitely associating ligand to acceptor: Consideration of monovalent ligand species binding to a multivalent acceptor . . . . . . . . . . . . . . . . 137--149 Roland Sennerstam and Jan-Olof Strömberg Evidence for an intraclonal random shift between two types of cell cycle times in an embryonal carcinoma cell line . . . . 151--162 Alan Grafen A centrosomal theory of the short term evolutionary maintenance of sexual reproduction . . . . . . . . . . . . . . 163--173 Anonymous Erratum . . . . . . . . . . . . . . . . 173--173 Kenji Matsumoto and Tetsuo Ueda and Yonosuke Kobatake Reversal of thermotaxis with oscillatory stimulation in the plasmodium of \bionamePhysarum polycephalum . . . . . 175--182 Fabrice Homble and Jack M. Ferrier Analysis of the diffusion theory of negative capacitance: the role of K$^+$ and the unstirred layer thickness . . . 183--197 T. Triffet and H. S. Green Information transfer by electromagnetic waves in cortex layers . . . . . . . . . 199--221 Joseph Boyle Microcirculatory hematocrit and blood flow . . . . . . . . . . . . . . . . . . 223--229 Tai Te Wu Matching nucleotide sequences of human antibodies with other known sequences 231--234 Libert Yavachev and Ivan Ivanov What does the homology between \bionameE. coli tRNAs and RNAs controlling ColE1 plasmid replication mean? . . . . . . . . . . . . . . . . . 235--241 A. C. Neville A pipe-cleaner molecular model for morphogenesis of helicoidal plant cell walls based on hemicellulose complexity 243--254 Gilles Hejblum and Dominique Costagliola and Alain-Jacques Valleron and Jean-Yves Mary Cell cycle models and mother-daughter correlation . . . . . . . . . . . . . . 255--262 Anonymous Pages 137--262 (21 March 1988) . . . . . ??
David B. Dusenbery Limits of thermal sensation . . . . . . 263--271 G. T. Vickers and C. Cannings On the number of stable equilibria in a one-locus, multi-allelic system . . . . 273--277 James Jay Anderson A neural model for visual activation of startle behavior in fish . . . . . . . . 279--288 C. Laredo and J. Pernes Models for pearl millet domestication as an example of cereal domestication. I. A one locus asymmetrical model . . . . . . 289--305 Jeffrey R. Lucas and Paul Schmid-Hempel Diet choice in patches: Time-constraint and state-space solutions . . . . . . . 307--332 M. van Gurp and G. van Ginkel and Y. K. Levine Orientational properties of biological pigments in ordered systems studied with polarized light: Photosynthetic pigment-protein complexes in membranes 333--349 Richard L. Thompson and Narendra S. Goel Movable Finite Automata (MFA) models for biological systems I: Bacteriophage assembly and operation . . . . . . . . . 351--385 Anonymous Pages 263--385 (7 April 1988) . . . . . ??
Anonymous Index to volume 131 . . . . . . . . . . vi--xii Bo Ebenman Competition between age classes and population dynamics . . . . . . . . . . 389--400 Halliday J. H. MacFie and Nicholas D. Light and Allen J. Bailey Natural taxonomy of collagen based on amino acid composition . . . . . . . . . 401--418 Pierre Bovet and Simon Benhamou Spatial analysis of animals' movements using a correlated random walk model . . 419--433 Eberhard O. Voit and Hermann J. Anton Estimation of cell cycle parameters from double labeling experiments . . . . . . 435--440 Wilfried Allaerts and Alain Wouters and Dirk Van der Massen and André Persoons and Carl Denef A diffusion-adsorption model for the computation of the amount of hormone around a secreting cell, detected by the reverse hemolytic plaque assay . . . . . 441--459 Christian Bri\`ere and Brian Goodwin Geometry and dynamics of tip morphogenesis in Acetabularia . . . . . 461--475 Hanna Engelberg-Kulka and Rachel Schoulaker-Schwarz Stop is not the end: Physiological implications of translational readthrough . . . . . . . . . . . . . . 477--485 Alexey S. Kondrashov Deleterious mutations as an evolutionary factor: III. Mating preference and some general remarks . . . . . . . . . . . . 487--496 Roger Barker How does the brain control its own activity? A new function for the basal ganglia . . . . . . . . . . . . . . . . 497--507 A. Rabinovitch and R. Thieberger Biological populations obeying a stochastically perturbed logistic difference equation . . . . . . . . . . 509--514 Anonymous Errata . . . . . . . . . . . . . . . . . 515--515 Anonymous Pages 389--515 (21 April 1988) . . . . . ??
Anonymous Editorial Board . . . . . . . . . . . . i--i Petr Karlovsky Mutual competitive inhibition between target sites during the restriction endonuclease digestion of DNA . . . . . 1--6 Petr Karlovský Calculation of individual cleavage rates from partial digests in restriction endonuclease kinetics . . . . . . . . . 7--14 M. R. Boyett and D. Fedida A computer simulation of the effect of heart rate on ion concentrations in the heart . . . . . . . . . . . . . . . . . 15--27 A. Peper and C. A. Grimbergen and J. W. Kraal and J. H. Engelbart An approach to the modeling of the tolerance mechanism in the drug effect. II: On the implications of compensatory regulation . . . . . . . . . . . . . . . 29--41 Richard Shine and Louis J. Guillette The evolution of viviparity in reptiles: a physiological model and its ecological consequences . . . . . . . . . . . . . . 43--50 R. Varón and F. Garc\'ìa Cánovas and F. Garc\'ìa Carmona and J. Tudela and A. Román and A. Vázquez Kinetics of a model for zymogen activation: The case of high activating enzyme concentrations . . . . . . . . . 51--59 David M. Regen Independent determinants of systolic effectiveness: Growth ability, contractility and mobility . . . . . . . 61--81 Jean E. Morel and Nacima Bachouchi Muscle contraction and movement of cellular organelles: Are there two different types of mechanisms for their generation? . . . . . . . . . . . . . . 83--96 Enrique Meléndez-Hevia and Néstor V. Torres Economy of design in metabolic pathways: Further remarks on the game of the pentose phosphate cycle . . . . . . . . 97--111 Rodger Parker and Charles Waldren and Tom K. Hei and D. F. Wong and T. L. Puck Analysis of mutant frequency curves and survival curves applied to the $ A_L $ hybrid cell system . . . . . . . . . . . 113--117 Adam Lomnicki and Stanis\law Sedziwy Resource partitioning and population stability under exploitation competition 119--120 V. I. Shcherbak The co-operative symmetry of the genetic code . . . . . . . . . . . . . . . . . . 121--124 A. H. Louie and I. W. Richardson The metric structure of irreversible thermodynamics . . . . . . . . . . . . . 125--126 Anonymous Pages 1--126 (7 May 1988) . . . . . . . ??
Steven L. Lima Vigilance and diet selection: The classical diet model reconsidered . . . 127--143 Giacinto Libertini An adaptive theory of the increasing mortality with increasing chronological age in populations in the wild . . . . . 145--162 John C. Montgomery Temperature compensation in the vestibulo-ocular reflex: a novel hypothesis of cerebellar function . . . 163--170 Cornelius Frömmel Use of the averaged mutation rate in pieces of protein sequences to predict the location of antigenic determinants 171--177 Lloyd Goldwasser Branching patterns, generating rules, and astogenetic trajectories in arborescent bryozoans . . . . . . . . . 179--201 Jennifer J. Linderman and Douglas A. Lauffenburger Analysis of intracellular receptor/ligand sorting in endosomes . . 203--245 Diane E. Edmonds and Michael R. Rose Reproductive wastage and the evolution of genetic systems . . . . . . . . . . . 247--250 Anonymous Pages 127--250 (21 May 1988) . . . . . . ??
Robin Holliday Successes and limitations of molecular biology . . . . . . . . . . . . . . . . 253--262 James S. Beck On internalization of hormone-receptor complex and receptor recycling . . . . . 263--276 B. N. Nagorcka A pattern formation mechanism to control spatial organization in the embryo of \bionameDrosophila melanogaster . . . . 277--306 Somdatta Sinha and Ramakrishna Ramaswamy Complex behaviour of the repressible operon . . . . . . . . . . . . . . . . . 307--318 Richard Cowan and P. Anne Underwood Steric effects in antibody reactions with polyvalent antigen . . . . . . . . 319--335 Robert Boyd and Peter J. Richerson The evolution of reciprocity in sizable groups . . . . . . . . . . . . . . . . . 337--356 Guy Beauchamp and Louis Lefebvre Food finding in colonially nesting birds 357--368 J. A. Tuszy\'nski On possible mechanisms of rouleau formation in human erythrocytes . . . . 369--373 William L. Vickery Reply to Maynard Smith . . . . . . . . . 375--378 Anonymous Erratum . . . . . . . . . . . . . . . . 379--379 Anonymous Pages 253--379 (7 June 1988) . . . . . . ??
Anonymous Index to volume 132 . . . . . . . . . . vi--xi Jyh-Ping Hsu Biodigestion of solid substrate: Effect of random initial condition . . . . . . 381--386 G. T. Vickers and C. Cannings Patterns of ESS's I . . . . . . . . . . 387--408 C. Cannings and G. T. Vickers Patterns of ESS's II . . . . . . . . . . 409--420 Godfrey E. Powell Structural instability of the theory of simple competition . . . . . . . . . . . 421--435 Robert Abugov A sex-specific quantitative genetic theory for life history and development 437--447 Teresa Ree Chay Kinetic modeling for the channel gating process from single channel patch clamp data . . . . . . . . . . . . . . . . . . 449--468 Mark E. Schaffer Evolutionarily stable strategies for a finite population and a variable contest size . . . . . . . . . . . . . . . . . . 469--478 John W. Bodnar A domain model for eukaryotic DNA organization: a molecular basis for cell differentiation and chromosome evolution 479--507 Jan Peczkis Predicting body-weight distribution of mammalian genera in families and orders 509--510 Anonymous Pages 381--510 (21 June 1988) . . . . . ??
Anonymous Editorial Board . . . . . . . . . . . . i--i Anonymous Index to volume 133 . . . . . . . . . . vi--xi Malte E. C. Förster Citric acid cycle as a ``one-step'' reaction . . . . . . . . . . . . . . . . 1--11 R. Sibly and P. Calow and R. H. Smith Optimal size of seasonal breeders . . . 13--21 Eva Jablonka and Marion J. Lamb Meiotic pairing constraints and the activity of sex chromosomes . . . . . . 23--36 Stefan Bleecken Model for the feedback control system of bacterial growth I. Growth in discontinuous culture . . . . . . . . . 37--65 Michael Bulmer Codon usage and intragenic position . . 67--71 Ruth Nussinov Conserved quartets near 5' intron junctions in primate nuclear pre-mRNA 73--84 Russell Lande and Mark Kirkpatrick Ecological speciation by sexual selection . . . . . . . . . . . . . . . 85--98 Lin Chao Evolution of sex in RNA viruses . . . . 99--112 L. M. Marsh and R. E. Jones The form and consequences of random walk movement models . . . . . . . . . . . . 113--131 Anonymous Pages 1--131 (7 July 1988) . . . . . . . ??
D. M. Lambert and A. J. Hughes Keywords and concepts in structuralist and functionalist biology . . . . . . . 133--145 V. S. Markin and M. M. Kozlov Mechanical properties of the red cell membrane skeleton: Analysis of axisymmetric deformations . . . . . . . 147--167 Robert A. Armstrong The effects of disturbance patch size on species coexistence . . . . . . . . . . 169--184 L. Bass and A. McNabb Flux ratio theorems for nonlinear membrane transport under nonstationary conditions . . . . . . . . . . . . . . . 185--191 I. Z. Steinberg Computer simulations of the effect of non-inactivating sodium channels on the electric behavior of excitable cells . . 193--214 E. J. Bormann On the entropy balance of microbial product formation . . . . . . . . . . . 215--221 D. C. Gaylor and K. Prakah-Asante and R. C. Lee Significance of cell size and tissue structure in electrical trauma . . . . . 223--237 Hsin-i Wu and Richard D. Spence and Peter J. H. Sharpe Plant cell wall elasticity II: Polymer elastic properties of the microfibrils 239--253 Craig M. Pease On comparing the geologic durations of easily versus poorly fossilized taxa . . 255--257 Ursula Mittwoch Sex determination and steroid ratios . . 259--260 Anonymous Pages 133--260 (21 July 1988) . . . . . ??
William H. James Testosterone levels, handedness and sex ratio at birth . . . . . . . . . . . . . 261--266 Paul Tatner A model of the natural abundance of oxygen-18 and deuterium in the body water of animals . . . . . . . . . . . . 267--280 H. Gee and E. W. Taylor and R. Hancox A model for the generation of intra-uterine pressure in the human parturient uterus which demonstrates the critical role of the cervix . . . . . . 281--291 M. P. Regan and D. Regan A frequency domain technique for characterizing nonlinearities in biological systems . . . . . . . . . . . 293--317 Constantin A. Rebeiz and Baishnab C. Tripathy and Joseph M. Mayasich Chloroplast biogenesis 61: Kinetic analysis of precursor-product relationships in complex biosynthetic pathways . . . . . . . . . . . . . . . . 319--326 A. V. Kabanov and A. V. Levashov and N. L. Klyachko and S. N. Namyotkin and A. V. Pshezhetsky and Karel Martinek Enzymes entrapped in reversed micelles of surfactants in organic solvents: a theoretical treatment of the catalytic activity regulation . . . . . . . . . . 327--343 Anthony R. Ives Covariance, coexistence and the population dynamics of two competitors using a patchy resource . . . . . . . . 345--361 Hieronim Jakubowski Negative correlation between the abundance of \bionameEscherichia coli aminoacyl-tRNA families and their affinities for elongation factor Tu-GTP 363--370 Jia-Lin Chen and Qi Wang A theoretical analysis of the potential productivity of ryegrass under grazing 371--383 T. S. Tenforde and R. P. Liburdy Magnetic deformation of phospholipid bilayers: Effects on liposome shape and solute permeability at prephase transition temperatures . . . . . . . . 385--396 Anonymous Pages 261--396 (7 August 1988) . . . . . ??
B. Michaux Organotaxism: an alternative ``way of seeing'' the fossil record . . . . . . . 397--408 Richard G. Weinand and Michael Conrad Maturation of the immune response: a computational model . . . . . . . . . . 409--428 W. E. Briggs Protein-ligand binding with a missing species . . . . . . . . . . . . . . . . 429--436 Mercedes Barchilon and Lee A. Segel Adaptation, oscillations and relay in a model for cAMP secretion in cellular slime molds . . . . . . . . . . . . . . 437--446 J. France and C. C. Calvert and R. L. Baldwin and K. C. Klasing On the application of compartmental models to radioactive tracer kinetic studies of in vivo protein turnover in animals . . . . . . . . . . . . . . . . 447--471 S. Rajasekar and M. Lakshmanan Period doubling route to chaos for a BVP oscillator with periodic external force 473--477 M. Kshatriya and R. W. Blake Theoretical model of migration energetics in the blue whale, Balaenoptera musculus . . . . . . . . . 479--498 Christopher T. Skowlund and Dale W. Kirmse Comparison of the relative concentration of motile and non-motile bacteria in small pores . . . . . . . . . . . . . . 499--512 Lev R. Ginzburg and H. Resit Akçakaya and Junhyong Kim Evolution of community structure: Competition . . . . . . . . . . . . . . 513--523 Joseph A. Babitch On calcium binding to channel proteins 525--528 Anonymous Pages 397--528 (21 August 1988) . . . . ??
Anonymous Editorial Board . . . . . . . . . . . . i--i Anonymous Index to volume 134 . . . . . . . . . . vi--xi Athel Cornish-Bowden Significance of the purine-pyrimidine motif present in most gene groups . . . 1--7 Narendra S. Goel and Richard L. Thompson Movable Finite Automata (MFA) models for biological systems II: Protein biosynthesis . . . . . . . . . . . . . . 9--49 R. N. Curnow The use of Markov chain models in studying the evolution of the proteins 51--57 David G. Harper and Robert W. Blake Energetics of piscivorous predator--prey interactions . . . . . . . . . . . . . . 59--76 N. B. Grover Surface-limited growth: a model for the synchronization of a growing bacterial culture through periodic starvation . . 77--87 Glenn W. Rowe To each genotype a separate strategy --- a dynamic game theory model of a general diploid system . . . . . . . . . . . . . 89--101 Alan Hastings Dependence of expected heterozygosity on locus number with stabilizing selection and drift . . . . . . . . . . . . . . . 103--112 Brian T. Bulliman and Philip W. Kuchel A series expression for the surface area of an Ellipsoid and its application to the computation of the surface area of avian erythrocytes . . . . . . . . . . . 113--123 Ed Weinberger A more rigorous derivation of some properties of uncorrelated fitness landscapes . . . . . . . . . . . . . . . 125--129 Anonymous Announcements . . . . . . . . . . . . . 131--132 Anonymous Errata . . . . . . . . . . . . . . . . . 133--133 Anonymous Pages 1--133 (7 September 1988) . . . . ??
A. Mader A transcription-translation activation feedback circuit as a function of protein degradation, with the quality of protein mass adaptation related to the average functional load . . . . . . . . 135--157 Jan Filipski Why the rate of silent codon substitutions is variable within a vertebrate's genome . . . . . . . . . . 159--164 Carlos Humberto Pedemonte Kinetic mechanism of inhibition of the Na$^+$-Pump and some of its partial reactions by external Na$^+$ (Na$_o^+$) 165--182 Stuart A. Newman and H. L. Frisch and J. K. Percus On the stationary state analysis of reaction--diffusion mechanisms for biological pattern formation . . . . . . 183--197 Kozo Nagano and Michal Harel and Mikio Takezawa Prediction of three-dimensional structure of \bionameEscherichia coli ribosomal RNA . . . . . . . . . . . . . 199--256 David Haig and Mark Westoby A model for the origin of heterospory 257--272 Anonymous Pages 135--272 (21 September 1988) . . . ??
Dominique Job and Jean Michel Soulié and Claudette Job and David Shire Potential memory and hysteretic effects in transcription . . . . . . . . . . . . 273--289 P. Haggarty and B. A. McGaw and M. F. Franklin Measurement of fractionated water loss and CO 2 production using triply labelled water . . . . . . . . . . . . . 291--308 Stig W. Omholt Drone production in honeybee colonies: Controlled by a longlasting inhibitory pheromone from the drones? . . . . . . . 309--318 Julian Chela-Flores and Alfonso M. Liquori and Arnaldo Florio A kinetic thermodynamic phenomenological approach to genetic expression of heat-shock proteins . . . . . . . . . . 319--325 Giulio P. Genoni Sensory discrimination and the incipient advantage of mutations . . . . . . . . . 327--329 M. J. Dufton and P. Bladon A method for detecting centres of natural selection in protein structures: Potential for predicting the location of functional areas . . . . . . . . . . . . 331--339 V. Norris and S. J. Seror and S. Casaregola and I. B. Holland A single calcium flux triggers chromosome replication, segregation and septation in bacteria: a model . . . . . 341--350 G. J. Kemp and A. Bevington and R. G. G. Russell Theoretical interpretation of isotope labelling experiments in cells in which the label is chemically incorporated: The example of orthophosphate . . . . . 351--364 John R. K. Savage and D. G. Papworth A method for comparing DNA replication programmes at the level of the chromosome bands . . . . . . . . . . . . 365--377 R. E. Buxbaum and S. R. Heidemann A thermodynamic model for force integration and microtubule assembly during axonal elongation . . . . . . . . 379--390 J. Janovy and G. W. Kutish A model of encounters between host and parasite populations . . . . . . . . . . 391--401 Kazuki Nunogaki and Michiki Kasai The H + OH$^-$ flux localizes around the channel mouth in buffered solution . . . 403--415 Anonymous Pages 273--415 (7 October 1988) . . . . ??
Ariel Fernández Stochastic dynamical constraints in de novo RNA replication . . . . . . . . . . 419--430 Alvaro García-Tejedor and Juan Carlos Sanz-Nuño and José Olarrea and Francisco Javier de la Rubia and Francisco Montero Influence of the hypercycle on the error threshold: a stochastic approach . . . . 431--443 J. Vila and J. L. Alessandrini Adsorption of an ionic homopolypeptide to a flat surface induced by pH change 445--449 Christoph Giersch Control analysis of biochemical pathways: a novel procedure for calculating control coefficients, and an additional theorem for branched pathways 451--462 Arthur L. Koch Partition of autolysins between the medium, the internal part of the wall, and the surface of the wall of gram-positive rods . . . . . . . . . . . 463--472 M. Muller and J. H. G. Verhagen A new quantitative model of total endolymph flow in the system of semicircular ducts . . . . . . . . . . . 473--501 M. Muller and J. H. G. Verhagen A mathematical approach enabling the calculation of the total endolymph flow in the semicircular ducts . . . . . . . 503--529 Gabriel K. Y. Lam The combined effects of mixtures of ionizing radiations . . . . . . . . . . 531--546 T. Sachs Epigenetic selection: An alternative mechanism of pattern formation . . . . . 547--559 Eörs Szathmáry A hypercyclic illusion . . . . . . . . . 561--563 M. P. Maguire Crossover site determination and interference . . . . . . . . . . . . . . 565--570 Anonymous Pages 419--570 (21 October 1988) . . . . ??
Anonymous Editorial Board . . . . . . . . . . . . i--i Anonymous Index to volume 135 . . . . . . . . . . vi--xii S. Weinbaum and P. Ganatos and R. Pfeffer and G. B. Wen and M. Lee and S. Chien On the time-dependent diffusion of macromolecules through transient open junctions and their subendothelial spread: I. Short-time model for cleft exit region . . . . . . . . . . . . . . 1--30 Uzi Motro Evolutionarily stable strategies of mutual help between relatives having unequal fertilities . . . . . . . . . . 31--39 Grzegorz Boguta and Dariusz Stepkowski and Andrzej Bierzy\'nski Theoretical estimation of the calcium-binding constants for proteins from the troponin C superfamily based on a secondary structure prediction method I. Estimation procedure . . . . . . . . 41--61 Grzegorz Boguta and Dariusz Stepkowski and Andrzej Bierzy\'nski Theoretical estimation of the calcium-binding constants for proteins from the troponin C superfamily based on a secondary structure prediction method: II. Applications . . . . . . . . . . . . 63--73 Tamás Keleti and Beáta Vértessy and G. Rickey Welch The perfection of substrate-channelling in interacting enzyme systems: Energetics and evolution . . . . . . . . 75--83 R. Frankham Molecular hypotheses for position-effect variegation: Anti-sense transcription and promoter occlusion . . . . . . . . . 85--107 Yôichi Iida Categorical discriminant analysis of 3'-splice site signals of mRNA precursors in higher eukaryote genes . . 109--118 Jean E. Morel and Nacima Bachouchi Comments on the molecular jet process for the in vitro movements: Is it valid to use steady state kinetics to analyse actin-myosin based motility? . . . . . . 119--121 Enrico Di Cera Linkage relations for individual-site binding data . . . . . . . . . . . . . . 123--124 Jaroslav Kypr Possible reason for the preferential insertion of adenine opposite abasic lesions in DNA . . . . . . . . . . . . . 125--126 R. K. Ralph and E. Schneider and S. Rattray A speculation on the nature of chromosomal DNA . . . . . . . . . . . . 127--129 Michael E. Gilpin and Barbara L. Taylor Comment on Harpending's and Roger's model of intergroup selection . . . . . 131--135 Anonymous Erratum . . . . . . . . . . . . . . . . 137--137 Anonymous Pages 1--137 (7 November 1988) . . . . . ??
Johanna G. Koster and Olivier H. J. Destrée and Hans V. Westerhoff Kinetics of histone gene expression during early development of Xenopus laevis . . . . . . . . . . . . . . . . . 139--167 Christopher M. Topham Ill-conditioning associated with the ``end-point'' method for the determination of kinetic parameters describing irreversible enzyme inactivation by an unstable inhibitor 169--173 Christine Reder Metabolic control theory: a structural approach . . . . . . . . . . . . . . . . 175--201 Niles Lehman and Thomas H. Jukes Genetic code development by stop codon takeover . . . . . . . . . . . . . . . . 203--214 Akira Imamura and Seiji Tani and Katsuya Kanda Molecular orbital study on the metabolic pathway through the diol epoxide form of carcinogenic benzene in comparison with benzo[ a ]pyrene . . . . . . . . . . . . 215--218 G. B. Wen and S. Weinbaum and P. Ganatos and R. Pfeffer and S. Chien On the time dependent diffusion of macromolecules through transient open junctions and their subendothelial spread. 2. Long time model for interaction between leakage sites . . . 219--253 D. Stauffer Percolation thresholds in square-lattice Kauffman model . . . . . . . . . . . . . 255--261 Anonymous Erratum . . . . . . . . . . . . . . . . 263--263 Anonymous Pages 139--263 (21 November 1988) . . . ??
Yoh Iwasa Free fitness that always increases in evolution . . . . . . . . . . . . . . . 265--281 F. D. Pineda and C. L. De Pablo and M. A. Casado and J. M. De Miguel Ecological structures recognized by means of entropy analysis: Assessment of differences between entropy values . . . 283--293 C. Dussert and G. Rasigni and A. Llebaria Quantization of directional properties in biological structures using the minimal spanning tree . . . . . . . . . 295--302 William Bains and Geoff C. Smith A novel method for nucleic acid sequence determination . . . . . . . . . . . . . 303--307 Avik P. Chatterjee and Anjan Dasgupta and Anadi N. Chatterjee Spatial dependence of stress distribution for rod-shaped bacteria . . 309--321 E. O. Budriené and A. A. Polezhaev and M. O. Ptitsyn Mathematical modelling of intercellular regulation causing the formation of spatial structures in bacterial colonies 323--341 Irwin J. Kurland and David Z. D'Argenio A minimal model of liver glycogen metabolism; feasibility for predicting flux rates . . . . . . . . . . . . . . . 343--358 David Robinson Optimal relations between root length and nutrient inflow rate in plant root systems . . . . . . . . . . . . . . . . 359--370 Horst Malchow Dissipative pattern formation in ternary non-linear reaction-electrodiffusion systems with concentration-dependent diffusivities . . . . . . . . . . . . . 371--381 J. France and M. S. Dhanoa and R. C. Siddons and J. H. M. Thornley and D. P. Poppi Estimating the production of faeces by ruminants from faecal marker concentration curves . . . . . . . . . . 383--391 Stephen Cooper The continuum model and c-myc synthesis during the division cycle . . . . . . . 393--400 Rüdiger Lawaczeck and Horst Pitterich Pathways of water through erythrocyte membranes. Routes along defect structures . . . . . . . . . . . . . . . 401--407 John K-J. Li Laminar and turbulent flow in the mammalian aorta: Reynolds number . . . . 409--414 Steven A. Frank and Ian R. Swingland Sex ratio under conditional sex expression . . . . . . . . . . . . . . . 415--418 Candace Galen and John T. Rotenberry Variance in pollen carryover in animal-pollinated plants: Implications for mate choice . . . . . . . . . . . . 419--429 Anonymous Pages 265--429 (7 December 1988) . . . . ??
Trent D. Stephens and Alfred W. Jackson and Lawrence J. Kratz A method for predicting the cranio-caudal position of secondary embryonic structures . . . . . . . . . . 433--444 Irwin H. Segel and Robert L. Martin The general modifier (``allosteric'') unireactant enzyme mechanism: Redundant conditions for reduction of the steady state velocity equation to one that is first degree in substrate and effector 445--453 N. H. Fletcher Bird song --- a quantitative acoustic model . . . . . . . . . . . . . . . . . 455--481 Asok K. Sen On the time course of the reversible Michaelis--Menten reaction . . . . . . . 483--493 Ricardo R. Brentani Biological implications of complementary hydropathy of amino acids . . . . . . . 495--499 G. Schöner and J. A. S. Kelso A dynamic pattern theory of behavioral change . . . . . . . . . . . . . . . . . 501--524 D. C. Guell and H. Brenner and R. B. Frankel and H. Hartman Hydrodynamic forces and band formation in swimming magnetotactic bacteria . . . 525--542 Peter J. Taylor Consistent scaling and parameter choice for linear and Generalized Lotka--Volterra models used in community ecology . . . . . . . . . . . . . . . . 543--568 Peter J. Taylor The construction and turnover of complex community models having Generalized Lotka--Volterra dynamics . . . . . . . . 569--588 Anonymous Pages 433--588 (21 December 1988) . . . ??
Anonymous Editorial Board . . . . . . . . . . . . i--i Anonymous Index to volume 136 . . . . . . . . . . vi--x Peter D. Taylor Local stability in a seed provisioning model . . . . . . . . . . . . . . . . . 1--12 Fred Alan Wolf On the quantum physical theory of subjective antedating . . . . . . . . . 13--19 Uzi Motro and Dan Cohen A note on vigilance behavior and stability against recognizable social parasites . . . . . . . . . . . . . . . 21--25 Arnold R. Miller The distribution of wearout over evolved reliability structures . . . . . . . . . 27--46 Robert Boyd Mistakes allow evolutionary stability in the repeated prisoner's dilemma game . . 47--56 N. F. Britton Aggregation and the competitive exclusion principle . . . . . . . . . . 57--66 Gilles Klopman and Rajiv D. Bendale Computer Automated Structure Evaluation (CASE): a study of inhibitors of the thermolysin enzyme . . . . . . . . . . . 67--77 Hiroyuki Toh and Akira Imamura and Katsuya Kanda Whether Zn 2+ for the polymerase system was selected inevitably or by historical accident . . . . . . . . . . . . . . . . 79--85 H. S. Green and T. Triffet A zonal model of cortical functions . . 87--116 Susan M. Scott Comments on a model of egg development and diapause . . . . . . . . . . . . . . 117--120 David W. Hilbert and Jesse A. Logan and David M. Swift Comments on a model of egg development and diapause: a reply to Susan Scott . . 121--123 Anonymous Pages 1--123 (9 January 1989) . . . . . ??
M. A. Khanin and V. V. Semenov A mathematical model of the kinetics of blood coagulation . . . . . . . . . . . 127--134 Stewart McGavin Four strand recombination models . . . . 135--150 Cornel Lustig and Hanna Parnas and Lee A. Segel Neurotransmitter release: Development of a theory for total release based on kinetics . . . . . . . . . . . . . . . . 151--170 Richard E. Morel and George Fleck Onsager's principle: a unifying bio-theme . . . . . . . . . . . . . . . 171--175 William H. James Foetal testosterone levels, homosexuality and handedness: a research proposal for jointly testing Geschwind's and Dörner's hypotheses . . . . . . . . . 177--180 J. Rankin Small and David A. Fell The matrix method of metabolic control analysis: its validity for complex pathway structures . . . . . . . . . . . 181--197 Helmut Knolle Host density and the evolution of parasite virulence . . . . . . . . . . . 199--207 M. Kliss and C. Somps and M. W. Luttges Stable vortex structures: a flat plate model of dragonfly hovering . . . . . . 209--228 Hiroyuki Matsuda and Toshiyuki Namba Co-evolutionarily stable community structure in a patchy environment . . . 229--243 Anonymous Pages 127--243 (23 January 1989) . . . . ??
Thomas F. Sherman and Aleksander S. Popel and Akos Koller and Paul C. Johnson The cost of departure from optimal radii in microvascular networks . . . . . . . 245--265 Brian D. Hassard and Lie June Shiau Isolated periodic solutions of the Hodgkin--Huxley equations . . . . . . . 267--279 David B. Dusenbery Efficiency and the role of adaptation in klinokinesis . . . . . . . . . . . . . . 281--293 Valery V. Malev and Anatoly I. Rusanov Thermodynamics, mechanical and electrical properties of biomembranes 295--307 David B. Dusenbery Ranging strategies . . . . . . . . . . . 309--316 Adam Lomnicki and Stanis\law Sedziwy Do individual differences in resource intakes without monopolization cause population stability and persistence? 317--326 Trevor N. Hart and L. E. H. Trainor and B. C. Goodwin Diffusion effects in calcium-regulated strain fields . . . . . . . . . . . . . 327--336 David Sloan Wilson and Elliott Sober Reviving the superorganism . . . . . . . 337--356 J. P. Hsu and Shiojenn Tseng A simple kinetic model for the repair of radiation-induced DNA double-strand breaks . . . . . . . . . . . . . . . . . 357--359 Mark Ridley Why not to use species in comparative tests . . . . . . . . . . . . . . . . . 361--364 Anonymous Pages 245--364 (8 February 1989) . . . . ??
Athel Cornish-Bowden Metabolic control theory and biochemical systems theory: Different objectives, different assumptions, different results 365--377 Martin Wadepuhl and Wolf-Jürgen Beyn Computer simulation of the hydrostatic skeleton. The physical equivalent, mathematics and application to worm-like forms . . . . . . . . . . . . . . . . . 379--402 Julio Collado-Vides A transformational-grammar approach to the study of the regulation of gene expression . . . . . . . . . . . . . . . 403--425 Manabu Takahashi A model of chromatin-dependent DNA replication sequences based on the decondensation units hypothesis . . . . 427--465 Enrico Di Cera Linkage thermodynamics of individual site binding phenomena . . . . . . . . . 467--474 Peter R. Sibbald and Satindranath Banerjee and Jack Maze Calculating higher order DNA sequence information measures . . . . . . . . . . 475--483 G. J. Faichney Determination of digesta flow by continuous marker infusion . . . . . . . 485--486 J. D. Keasling and B. O. Palsson On the kinetics of plasmid replication 487--492 Anonymous Pages 365--492 (22 February 1989) . . . ??
Anonymous Editorial Board . . . . . . . . . . . . i--i Anonymous Index to volume 137 . . . . . . . . . . v--viii Hans G. Wallraff Simulated navigation based on unreliable sources of information (models on pigeon homing. Part 1) . . . . . . . . . . . . 1--19 Martin Nowak and Karl Sigmund Oscillations in the evolution of reciprocity . . . . . . . . . . . . . . 21--26 Jurgen Sühnel and Anneliese Veckenstedt Modeling survival of experimentally virus-infected laboratory animals . . . 27--39 Donal A. Hickey and Bernhard F. Benkel and Sumaia M. Abukashawa A general model for the evolution of nuclear pre-mRNA introns . . . . . . . . 41--53 George L. Mendz and Brian T. Bulliman and Natalie L. James and Philip W. Kuchel Magnetic potential and field gradients of a model cell . . . . . . . . . . . . 55--69 S. J. Miklavic and B. W. Ninham Conformation of surface bound polyelectrolytes: I. Implications for cell electrophoresis . . . . . . . . . . 71--89 N. F. Britton and Suzanne M. Skevington A mathematical model of the gate control theory of pain . . . . . . . . . . . . . 91--105 J. C. Stockert An intercalative and minor groove binding model for the DNA cleavage reagent, copper(I) (1, $ 10$-phenanthroline) 2 . . . . . . . . . 107--111 Julio Hernandez and Jorge Fischbarg and Larry S. Liebovitch Kinetic model of the effects of electrogenic enzymes on the membrane potential . . . . . . . . . . . . . . . 113--125 Anonymous Pages 1--125 (7 March 1989) . . . . . . ??
B. N. Nagorcka Wavelike isomorphic prepatterns in development . . . . . . . . . . . . . . 127--162 Charlotte K. Omoto Mechanochemical coupling in eukaryotic flagella . . . . . . . . . . . . . . . . 163--169 Douglas A. Bergman and Donald J. Winzor Space-filling effects of inert solutes as probes for the detection and study of substrate-mediated conformational changes by enzyme kinetics: Theoretical considerations . . . . . . . . . . . . . 171--189 M. A. Khanin and I. B. Bukharov A mathematical model of the exercise functional state of the oxygen transport system . . . . . . . . . . . . . . . . . 191--201 L. Smeller and S. Györgyi A statistical mechanical model of the pre- and subtransitions of lecithin membranes . . . . . . . . . . . . . . . 203--214 F. W. Cummings On surface geometry coupled to morphogen 215--219 David Garfinkel Constraint matching as a means of designing biochemical experiments in multi-enzyme systems . . . . . . . . . . 221--234 Roy Gardner and Molly R. Morris The evolution of bluffing in animal contests: an ESS approach . . . . . . . 235--243 Anonymous Pages 127--243 (21 March 1989) . . . . . ??
C. Scott Findlay and Roger I. C. Hansell and Charles J. Lumsden Behavioral evolution and biocultural games: Oblique and horizontal cultural transmission . . . . . . . . . . . . . . 245--269 Lloyd Goldwasser and P. K. Maini and J. D. Murray Splitting of cell clusters and bifurcation of bryozoan branches . . . . 271--279 John W. Bodnar and Gwilym S. Jones and Charles H. Ellis The domain model for eukaryotic DNA organization 2: A molecular basis for constraints on development and evolution 281--320 Piotr Pawlowski and Magdalena Fikus Bioelectrorheological model of the cell 1. Analysis of stresses and deformations 321--337 N. Stockbridge Theoretical response of a bifurcating axon with a locally altered axial resistivity . . . . . . . . . . . . . . 339--354 Jyh-Ping Hsu and Shiojenn Tseng Estimating the adjustable parameters of the double Michaelis--Menten model . . . 355--363 Anonymous Pages 245--363 (6 April 1989) . . . . . ??
Magdalena Fikus and Piotr Pawlowski Bioelectrorheological model of the cell. 2. Analysis of creep and its experimental verification . . . . . . . 365--373 Martin Nowak and Peter Schuster Error thresholds of replication in finite populations mutation frequencies and the onset of Muller's ratchet . . . 375--395 James N. McNair Stability effects of a juvenile period in age-structured populations . . . . . 397--422 Luis Acerenza and Herbert M. Sauro and Henrik Kacser Control analysis of time-dependent metabolic systems . . . . . . . . . . . 423--444 Ursula Mittwoch Sex differentiation in mammals and tempo of growth: Probabilities vs. switches 445--455 John M. McNamara and Alasdair I. Houston State-dependent contests for food . . . 457--479 M. Stone Isobolic determination of ``ratio-linear'' parameters in pharmacological stimulus-response models 481--488 Anonymous Pages 365--488 (20 April 1989) . . . . . ??
Anonymous Editorial Board . . . . . . . . . . . . i--i Anonymous Index to volume 137 . . . . . . . . . . vi--x R. G. Stehle and N. F. H. Ho and C. L. Barsuhn and K. J. Stefanski Local topical delivery of drugs: a model incorporating simultaneous diffusion and metabolic interconversion between drug and a single metabolite in the skin . . 1--15 C. A. McGilchrist and C. W. Aisbett and S. Cooper A Markov transition model in the analysis of the immune response . . . . 17--21 Akira Azuma and Kunio Yasuda Flight performance of rotary seeds . . . 23--53 Eörs Szathmáry and Irina Gladkih Sub-exponential growth and coexistence of non-enzymatically replicating templates . . . . . . . . . . . . . . . 55--58 László Zimányi and Gy\Hoz\Ho Garab Configuration of the electric field and distribution of ions in energy transducing biological membranes: Model calculations in a vesicle containing discrete charges . . . . . . . . . . . . 59--76 Pilar Garcia-Peñarrubia and Frederick T. Koster and Arthur D. Bankhurst and Jesus Galvez Model for population distributions of lymphocyte-target cell conjugates . . . 77--92 Pilar Garcia-Peñarrubia and Frederick T. Koster and Arthur D. Bankhurst and Jesus Galvez Effect of conjugate size on the kinetics of cell-mediated cytotoxicity at the population level . . . . . . . . . . . . 93--115 Stewart McGavin Four-strand structure, kinks and cruciforms in DNA . . . . . . . . . . . 117--128 Anonymous Pages 1--128 (7 May 1989) . . . . . . . ??
John G. Milton and André Longtin and Anne Beuter and Michael C. Mackey and Leon Glass Complex dynamics and bifurcations in neurology . . . . . . . . . . . . . . . 129--147 Yue-Xian Li and Albert Goldbeter Oscillatory isozymes as the simplest model for coupled biochemical oscillators . . . . . . . . . . . . . . 149--174 Aurel Popa Wagner On the relationships between the rate of cytoskeletal stable assemblies turnover, stability of the differentiated state, development and aging . . . . . . . . . 175--184 Wolf M. Bertling Full length L1 retroposons contain tRNA-like sequences near the 5' termini-hypothesis on the replication mechanism of retroposons . . . . . . . . 185--194 Graeme K. Hunter and Shawn M. Bader A mathematical modelling study of epiphyseal cartilage calcification . . . 195--211 B. A. Young and M. A. Ashley A mathematical model for predicting relative muscle force with a perturbation analysis of selected muscle parameters . . . . . . . . . . . . . . . 213--223 Rick Chappell Fitting bent lines to data, with applications to allometry . . . . . . . 235--256 Ola Inghe Genet and ramet survivorship under different mortality regimes --- a cellular automata model . . . . . . . . 257--270 Anonymous Pages 129--270 (22 May 1989) . . . . . . ??
T. N. Hart and L. E. H. Trainor Geometrical aspects of surface morphogenesis . . . . . . . . . . . . . 271--296 Stephen F. Altschul Gap costs for multiple sequence alignment . . . . . . . . . . . . . . . 297--309 Wendy Kuhn Silk Growth rate patterns which maintain a helical tissue tube . . . . . . . . . . 311--328 Veijo Kaitala and Kai Lindström and Esa Ranta Foraging, vigilance and risk of predation in birds --- a dynamic game study of ESS . . . . . . . . . . . . . . 329--345 Ryszard Korona Ideal free distribution of unequal competitors can be determined by the form of competition . . . . . . . . . . 347--352 A. T. Winfree Electrical instability in cardiac muscle: Phase singularities and rotors 353--405 Sean Nee On the evolution of sex in RNA viruses 407--412 Anonymous Pages 271--412 (3 June 1989) . . . . . . ??
Michael E. Green Electrorheological effects and gating of membrane channels . . . . . . . . . . . 413--428 Miguel Antonio Aon and Sonia Cortassa The regulation of plant cell growth: a bio-electromechanochemical model . . . . 429--456 Chun-Ting Zhang and Yue-Qin Cen The study of DNA sequences by their sequences of twist angles . . . . . . . 457--465 Nadadur S. Srikanth and V. Chandrasekharam Linear regression analysis for enzyme kinetic studies in toxicant interactions 467--478 P. B. Frappell and H. A. Blevin and R. V. Baudinette Understanding respirometry chambers: What goes in must come out . . . . . . . 479--494 Shu-Yun Le and Jacob V. Maizel A method for assessing the statistical significance of RNA folding . . . . . . 495--510 Hans G. Wallraff Simulated navigation based on assumed gradients of atmospheric trace gases (models on pigeon homing, part 2) . . . 511--528 K. G. Engström Mechanics of the red blood cell corpuscle: Section modulus, shape and stringent profile-curvature equation . . 529--544 Alan R. Rogers Resource partitioning and the stability of population dynamics: a reply to Lomnicki and Sedziwy . . . . . . . . . . 545--549 David Robinson Can the nutrient demand of a plant be sustained by an increase in local inflow rate? . . . . . . . . . . . . . . . . . 551--554 Anonymous Pages 413--554 (22 June 1989) . . . . . ??
Anonymous Editorial Board . . . . . . . . . . . . i--i Anonymous Index to volume 139 . . . . . . . . . . vi--x Evan P. Salant and J. Richard and L. Pink and Charles M. Steinberg A model of bursal colonization . . . . . 1--16 Rob J. de Boer and Pauline Hogeweg Idiotypic networks incorporating T--B cell co-operation. The conditions for percolation . . . . . . . . . . . . . . 17--38 G. Fuhr and R. Hagedorn Dielectric Motors --- a new hypothesis for the bacterial flagella . . . . . . . 39--58 William H. James Parental hormone levels and mammalian sex ratios at birth . . . . . . . . . . 59--67 Eva Jablonka and Marion J. Lamb The inheritance of acquired epigenetic variations . . . . . . . . . . . . . . . 69--83 W. G. Bardsley and P. B. McGinlay and M. G. Roig Optimal design for model discrimination using the $F$-test with non-linear biochemical models. Criteria for choosing the number and spacing of experimental points . . . . . . . . . . 85--102 Fritz Taylor Diapause induction in changing photoperiods . . . . . . . . . . . . . . 103--116 Vic Norris Phospholipid flip-out controls the cell cycle of \bionameEscherichia coli . . . 117--128 M. Arturo López-Quintela and Julio Casado Revision of the methodology in enzyme kinetics: a fractal approach . . . . . . 129--139 Anonymous Pages 1--139 (10 July 1989) . . . . . . ??
L. I. Krishtalik Dielectric constant in calculations of the electrostatics of biopolymers . . . 143--154 Dietrich Winne Effect of villosity and distension on the absorptive and secretory flux in the small intestine . . . . . . . . . . . . 155--186 George H. Czerlinski and Byron Anderson Metabolic amplification: Analysis of the kinetic detection of low substrate levels . . . . . . . . . . . . . . . . . 187--200 M. R. Myerscough and M. A. Swan A model for swimming unipolar spirilla 201--218 Ian Tomlinson and Peter O'Donald The co-evolution of multiple female mating preferences and preferred male characters: The ``gene-for-gene'' hypothesis of sexual selection . . . . . 219--238 Gregg M. Recer and Thomas Caraco Sequential-encounter prey choice and effects of spatial resource variability 239--249 Yukio Gunji Branching growth of ribbing patterns and the significance of concealed signals 251--270 V. I. Shcherbak Rumer's rule and transformation in the context of the co-operative symmetry of the genetic code . . . . . . . . . . . . 271--276 V. I. Shcherbak Ways of wobble pairing are formalized with the co-operative symmetry of the genetic code . . . . . . . . . . . . . . 277--281 V. I. Shcherbak The ``START'' and ``STOP'' of the genetic code: Why exactly ATG and TAG, TAA? . . . . . . . . . . . . . . . . . . 283--286 Anonymous Pages 143--286 (21 July 1989) . . . . . ??
Michel Kerszberg Developmental canalization can enhance species survival . . . . . . . . . . . . 287--309 Roger Arditi and Lev R. Ginzburg Coupling in predator--prey dynamics: Ratio-Dependence . . . . . . . . . . . . 311--326 D. Charlesworth Allocation to male and female function in hermaphrodites, in sexually polymorphic populations . . . . . . . . 327--342 Thomas D. White An analysis of epipubic bone function in mammals using scaling theory . . . . . . 343--357 Roger D. Meicenheimer and Beata Zagorska-Marek Consideration of the geometry of the phyllotaxic triangular unit and discontinuous phyllotactic transitions 359--368 Philip Holgate Varieties of stochastic model: a comparative study of the Gompertz effect 369--377 Simon Benhamou An olfactory orientation model for mammals' movements in their home ranges 379--388 Gábor Horváth Geometric optical optimization of the corneal lens of Notonecta glauca . . . . 389--404 Tatsuyuki Kawakubo and Yoshimi Tsuchiya and Hitoshi Suzuki Population-dependent taxis of protozoa 405--411 M. Murase and M. Hines and J. J. Blum Properties of an excitable dynein model for bend propagation in cilia and flagella . . . . . . . . . . . . . . . . 413--430 Anonymous Pages 287--430 (9 August 1989) . . . . . ??
Eric L. Charnov and James J. Bull The primary sex ratio under environmental sex determination . . . . 431--436 R. C. Ydenberg and Colin W. Clark Aerobiosis and anaerobiosis during diving by western grebes: An optimal foraging approach . . . . . . . . . . . 437--447 Zene Ichiro Horii Tooth eruption: The phase transition theory on biological formation of an orderly structure . . . . . . . . . . . 449--464 G. M. Drzewiecki and E. Karam and W. Welkowitz Physiological basis for mechanical time-variance in the heart: Special consideration of non-linear function . . 465--486 Harold B. Dowse and John M. Ringo The search for hidden periodicities in biological time series revisited . . . . 487--515 Akio Takenaka Optimal leaf photosynthetic capacity in terms of utilizing a natural light environment . . . . . . . . . . . . . . 517--529 T. Murata and M. Yano and H. Shimizu A model for bacterial flagellar motor: Free energy transduction and self-organization of rotational motion 531--559 You-Im Chang The effect of cationic electrolytes on the electrostatic behavior of cellular surfaces with ionizable groups . . . . . 561--571 L. Stephen Kwok The surface area of an ellipsoid revisited . . . . . . . . . . . . . . . 573--574 Anonymous Pages 431--574 (22 August 1989) . . . . ??
Anonymous Editorial Board . . . . . . . . . . . . i--i Anonymous Index to volume 140 . . . . . . . . . . vi--xii Aydin Tozeren Adhesion induced by mobile cross-bridges: Steady state peeling of conjugated cell pairs . . . . . . . . . 1--17 J. A. J. Metz and J. Verboom and F. Van den Bosch The average size of chain-like planktonic algal colonies . . . . . . . 19--26 N. I. Markevich and E. E. Sel'kov Parametric resonance and amplification in excitable membranes. The Hodgkin--Huxley model . . . . . . . . . 27--38 William H. James Parental hormone levels and the possibility of establishing that some mammalian sex ratio variation is adaptive . . . . . . . . . . . . . . . . 39--40 Pierre Jolicoeur A simplified model for bivariate complex allometry . . . . . . . . . . . . . . . 41--49 J. Viret and D. Daveloose Biophysical interpretation of membrane fluidity by Catastrophe Theory . . . . . 51--82 J. France and M. S. Dhanoa and S. B. Cammell and M. Gill and D. E. Beever and J. H. M. Thornley On the use of response functions in energy balance analysis . . . . . . . . 83--99 Bent H. Havsteen A new principle of enzyme catalysis: Coupled vibrations facilitate conformational changes . . . . . . . . . 101--127 G. T. Vickers Spatial patterns and ESS's . . . . . . . 129--135 Akinori Sarai Molecular recognition and information gain . . . . . . . . . . . . . . . . . . 137--143 Anonymous Pages 1--143 (11 September 1989) . . . . ??
Azhar Zaman Khan and Leon Aarons Design and analysis of protein binding experiments . . . . . . . . . . . . . . 145--166 Z. G. Fetisova and L. V. Shibaeva and M. V. Fok Biological expedience of oligomerization of chlorophyllous pigments in natural photosynthetic systems . . . . . . . . . 167--184 Daniel H. Aldana and J. Douglas Brailsford and Brian S. Bull Red cell membrane crenation: a macromodel of the echinocyte I . . . . . 185--192 Mikhail Yu. Gololobov and Ivan L. Borisov and Vytas K. Svedas Acyl group transfer by proteases forming an acylenzyme intermediate: Kinetic model analysis (including hydrolysis of acylenzyme-nucleophile complex) . . . . 193--204 Helga Guderley and Paul Fournier and Jean-Christian Auclair Phylogeny congruence analysis and isozyme classification: The pyruvate kinase system . . . . . . . . . . . . . 205--220 O. J. Riveros and T. L. Croxton and W. McD. Armstrong Liquid junction potentials calculated from numerical solutions of the Nernst--Planck and Poisson equations . . 221--230 Steven A. Baranowitz Regeneration, neural crest derivatives and retinoids: A new synthesis . . . . . 231--242 Masahiko Higashi and Thomas P. Burns and Bernard C. Patten Food network unfolding: An extension of trophic dynamics for application to natural ecosystems . . . . . . . . . . . 243--261 L. Bass and H. S. Green and H. Boxenbaum Gompertzian mortality derived from competition between cell-types: Congenital, toxicologic and biometric determinants of longevity . . . . . . . 263--278 Uzi Motro Should a parasite expose itself? (Some theoretical aspects of begging and vigilance behavior) . . . . . . . . . . 279--287 Anonymous Pages 145--287 (22 September 1989) . . . ??
I. M. Henderson and Michael D. Hendy and David Penny Influenza viruses, comets and the science of evolutionary trees . . . . . 289--303 Jorge Soberón and Edna Shapiro Population dynamics of a \bionameRhizobium-legume interaction. A mathematical model . . . . . . . . . . . 305--316 Erkki Aalto The Moran model and validity of the diffusion approximation in population genetics . . . . . . . . . . . . . . . . 317--326 P. W. West and D. R. Jackett and S. J. Sykes Stresses in, and the shape of, tree stems in forest monoculture . . . . . . 327--343 Richard H. Duncan and G. S. Davies Mechanistic clues to the mutagenicity of alkylated DNA bases: a theoretical study 345--354 Ross Barnard and S. W. Rowlinson and M. J. Waters An electrostatic model for the interaction between growth hormone and its receptor involving chelation of Ca$^{2+}$ to the human growth hormone molecule . . . . . . . . . . . . . . . . 355--367 Shen-Shu Sung and Peter C. Jordan The channel properties of possible gramicidin dimers . . . . . . . . . . . 369--380 P. Leff and D. Harper Do pharmacological methods for the quantification of agonists work when the ternary complex mechanism operates? . . 381--397 Jean-François Hervagault and Alain Cimino Dynamic behaviors of an open substrate cycle: a graphical approach . . . . . . 399--416 Gabor Forgacs and Navdeep S. Jaikaria and H. L. Frisch and Stuart A. Newman Wetting, percolation and morphogenesis in a model tissue system . . . . . . . . 417--422, IN1, 423--430 Anonymous Pages 289--430 (9 October 1989) . . . . ??
J. M. C. Hutchinson Control of gastropod shell shape; The role of the preceding whorl . . . . . . 431--444 J. P. Hsu and T. H. Chen and H. H. Wang A kinetic study of the growth of a Rhizopus colony . . . . . . . . . . . . 445--451 Joseph M. Mahaffy and Judith W. Zyskind A model for the initiation of replication in \bionameEscherichia coli 453--477 Jean Vautrin and Jean Mambrini Synaptic current between neuromuscular junction folds . . . . . . . . . . . . . 479--498 Sean Nee Antagonistic co-evolution and the evolution of genotypic randomization . . 499--518 Seiji Tani and Akira Imamura and Katsuya Kanda Kinetic approach with ab initio MO method on ionic selectivity and size in sodium channel . . . . . . . . . . . . . 519--536 Vincent P. Crawford Learning and mixed-strategy equilibria in evolutionary games . . . . . . . . . 537--550 Antonio Grassi and Giuseppe C. Pappalardo and Agata Marletta Molecular determinants for drug-receptor interactions. 12. Molecular orbital studies on opioid analgesics N-allyl-Normetazocine and nalorphine: Conformations and electrostatic molecular potentials . . . . . . . . . . 551--570 Alfonso M. Liquori and Silvio Giove The temporal evolution of AIDS manifestation in a group of HIV virus infected individuals . . . . . . . . . . 571--574 Anonymous Pages 431--574 (23 October 1989) . . . . ??
Anonymous Editorial Board . . . . . . . . . . . . i--i Anonymous Index to volume 141 . . . . . . . . . . vi--x R. E. Hickson Self-splicing introns as a source for transposable genetic elements . . . . . 1--10 Ichiro Aoki Entropy flow and entropy production in the human body in basal conditions . . . 11--21 Richard A. Young and Richard T. Marrocco Predictions about chromatic receptive fields assuming random cone connections 23--40 C. J. Yuan and A. J. Hopfinger and M. E. Johnson QSAR and molecular shape analysis of aryl-substituted alanine analogs as antigelling agents . . . . . . . . . . . 41--52 Jürgen Sühnel Modeling survival of experimentally virus-infected laboratory animals-exploration of the survival diagram . . . . . . . . . . . . . . . . 53--63 Thomas G. Hallam and Yongnian Huang On the dynamics of a toxicant-individual system . . . . . . . . . . . . . . . . . 65--72 John O'Quigley and Patrick Ward and Richard Nash Estimating the size of the dividing stem cell pool after allogeneic bone marrow transplantation . . . . . . . . . . . . 73--79 Sean Nee Does Hamilton's rule describe the evolution of reciprocal altruism? . . . 81--91 Michael A. Savageau and Albert Sorribas Constraints among molecular and systemic properties: Implications for physiological genetics . . . . . . . . . 93--115 Manabu Takahashi A fractal model of chromosomes and chromosomal DNA replication . . . . . . 117--136 D. S. Phillips and S. F. Hubbard Controlled covariance in the Atkinson-Shorrocks model of multispecies competition . . . . . . . . . . . . . . 137--141 Anonymous Pages 1--141 (8 November 1989) . . . . . ??
Nacima Bachouchi and Jean E. Morel Behaviour of the crossbridges in stretched or compressed muscle fibres 143--157 Andreas K. Schierwagen A non-uniform equivalent cable model of membrane voltage changes in a passive dendritic tree . . . . . . . . . . . . . 159--179 Mauricio Canals and Mario Rosenmann and Francisco Bozinovic Energetics and geometry of huddling in small mammals . . . . . . . . . . . . . 181--189 Robert A. Armstrong Competition, seed predation, and species coexistence . . . . . . . . . . . . . . 191--195 Jonathan A. Newman and Thomas Caraco Co-operative and non-co-operative bases of food-calling . . . . . . . . . . . . 197--209 Stuart A. Kauffman and Edward D. Weinberger The NK model of rugged fitness landscapes and its application to maturation of the immune response . . . 211--245 M. S. Dhanoa and J. France and R. C. Siddons On using a double-exponential model for describing faecal marker concentration curves . . . . . . . . . . . . . . . . . 247--257 William F. Pickard How might a tracheary element which is embolized by day be healed by night? . . 259--279 S. Papageorgiou Cartesian or polar co-ordinates in pattern formation? . . . . . . . . . . . 281--283 Anonymous Pages 143--283 (21 November 1989) . . . ??
Chandrika Bhimarao and Rajani R. Joshi On antigen-antibody binding distribution 285--302 Ayodeji Jeje and Darren Koon An analysis on the rates and regulation of insensible water loss through the eccrine sweat glands . . . . . . . . . . 303--324 Stefan Bleecken Model for the feedback control system of bacterial growth II. Growth in continuous culture . . . . . . . . . . . 325--362 P. M. Iannaccone and L. Berkwits and J. Joglar and J. Lindsay and A. Lunde Probabilistic division systems modeling the generation of mosaic fields . . . . 363--366, IN1--IN2, 367--374, IN3, 375--377 Vitaly V. Sukhodolets The genetic code as a clue to understanding of molecular evolution . . 379--389 Arthur L. Koch The origin of the rotation of one end of a cell relative to the other end during growth of Gram-positive rods . . . . . . 391--402 Deborah Sulsky and Richard R. Vance and William I. Newman Time delays in age-structured populations . . . . . . . . . . . . . . 403--422 Jaroslav Kypr and Jan Mrázek Reading frames of HIV genes . . . . . . 423--424 Nacima Bachouchi and Jean E. Morel Muscle contraction and in vitro movements . . . . . . . . . . . . . . . 425--427 Anonymous Pages 285--427 (7 December 1989) . . . . ??
R. A. White Computing multiple cell kinetic properties from a single time point . . 429--446 J. D. Keasling and B. O. Palsson ColE1 plasmid replication: a simple kinetic description from a structured model . . . . . . . . . . . . . . . . . 447--461 George F. Oster and Louis Y. Cheng and Hsiao-Ping H. Moore and Alan S. Perelson Vesicle formation in the Golgi apparatus 463--504 Franklin Dexter and Gerald M. Saidel and Yoram Rudy Simulation of the diffusion of acetylcholine in the neuroeffector junctions of the sinus node . . . . . . 505--514 Abhay Joshi and Bernhard O. Palsson Metabolic dynamics in the human red cell: Part I --- a comprehensive kinetic model . . . . . . . . . . . . . . . . . 515--528 Abhay Joshi and Bernhard O. Palsson Metabolic dynamics in the human red cell: Part II-Interactions with the environment . . . . . . . . . . . . . . 529--545 J. R. Speakman and P. A. Racey Doubly labelled water: Errors in the evaluation of oxygen isotope turnover due to temporal variation in CO 2 production do not always covary with dilution space estimate . . . . . . . . 547--556 Amnon Horovitz and R. D. Levine Knowledge-based predictions of binding constants for engineered enzymes . . . . 557--562 Pierre Jolicoeur and Jacques Pontier Population growth and decline: a four-parameter generalization of the logistic curve . . . . . . . . . . . . . 563--571 Anonymous Pages 429--571 (19 December 1989) . . . ??