Volume InformationSource: Proceedings of the National Academy of Sciences of the United States of America,Vol. 43, No. 12 (Dec. 15, 1957), pp. 1079-1087Published by: National Academy of SciencesStable URL: http://www.jstor.org/stable/89706 .

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'P synthesis, role of DNA and other poly- BAIRD, SPENCER L., JR., KARREMAN, GEORGE, nucleotides in (Allfrey and Mirsky), 589 MUELLER, HELMUTH, and SZENT-GYORG-

-elian varieties, indices of rank and of YI, ALBERT. Ionic Semipermeability as singularity (Gunning), 167 a Bulk Property, 705

)AMS, ARTHUR S. Symposium.--Science in BALL, ERIC G., and COPPER, OCTAVIA. Oxi- Education, 635 dation of Reduced Triphosphopyridine .enine biosynthesis, sequential blockade in Nucleotide as Mediated by the Trans-

(Gots and Gollub), 826 hydrogenase Reaction and Its Inhibition enylosuccinase, genetic control of (Giles, by T:hyroxine, The, 357

Partridge, and Nelson), 305 BARTELS, JULIUS. Solar Influences of Geo- YE, JIMMY. See Koffler, Henry, 464 magnetism, 75 gregates, chimeric, of dissociated embryonic BEDRI, AHMED. See Lang, Anton, 960

chick and mouse cells, development in vitr-o BELLMAN, RICHARD. Functional Equations (Moscona), 184 in the Theory of Dynamic Programming.

gregation states, macromolecular, related to VIII. The Variation of Green's Func- mineralization (Glimcher, Hodge, and tions for the One-Dimensional Case, 839 Schmitt), 860 -. Terminal Control, Time Lags, and

BERT, A. A. Norm Form of a Rational IDynamic Programming, 927 Division Algebra, The, 506 BELLMAN, RICHARD, and KALABA, ROBERT.

Sebra: group, factorization in (Rudin), 339; Dynamic Programming and Statistical rational division, norm form of (Albert), Communication Theory, 749 506 . On the Principle of Invariant Im-

]ebras, irreducible operator (Kadison), 273 bedding and Diffuse Reflection from eles, lethal, maintenance of, by male segre- Cylindrical Regions, 514

gation ratio advantage (Bruck), 152 . Random Walk, Scattering, and In- LFREY, V. G., and MIRSKY, A. E., Role of variant Imbedding. I. One-Dimensional

Deoxyribonucleic Acid and Other Poly- Discrete Case, 930 nucleotides in ATP Synthesis by Isolated BELLMAN, RICHARD, KALABA, ROBERT, and Cell Nuclei, The, 589 WING, G. MILTON. On the Principle of

. Some Aspects of Ribonucleic Acid Invariant Imbedding and One-Dimen- Synthesis in Isolated Cell Nuclei, 821 sional Neutron Multiplication, 517

lelical configuration, contribution of, to BENDER, PETER L. Diffusion of Particles optical rotation of polypeptides and pro- with Miemory, 412 teins (Doty and Lundberg), 213 BERGE, CLAUDE. Two Theorems in Graph

lelix, optical rotatory dispersion of (Fitts Theory, 842 and Kirkwood), 1046 Bernoulli and Fibonacci numbers, congruences

)ha Keratin, Structure of (Huggins), 204 involving combinations of (Kelisky), 1066 rERMAN, ZIPORA. See Pekeris, Chaim L., Binding: of ATP and acridine orange by

998 muscle (Karreman, Mueller, and Szent- ernation rate, effects of, in time-correlated Gyorgyi), 373; of adenosine triphosphate

reinforcement contingency (Schoenfeld by actomyosin (Nanninga and Mom- and Cumming), 349 maerts), 540

iino acid, free, differences between cyto- Biological clock, mechanism of temperature plasmic male sterile and normal fertile independence in (Hastings and Sweeney), anthers (Khoo and Stinson), 603 804

DERSON, EDGAR. Semigraphical Method Bird Species, relative abundance of (Mac- for the Analysis of Complex Problems, A, Arthur), 293 923 Blood flow, regional, electromagnetic deter-

mal cells in suspension, multiplication of mination of, in unanesthetized animals (Gwatkin, Till, Whitmore, Siminovitch, (Kolin, Assali, Herrold, and Jensen), 527 and Graham), 451 Bolting and flowering, induction of, by a

tibodies, formation of, in man after injection gibberellin-like material (Lang, Sandoval, of pneumococcal polysaccharides (Heidel- andBedri), 960

cbeagerist), 883

strobiliBoltzmann-Hilbert integral equation, solution cal meristems and strobili in gymnosperms of (Pekeris and Alterman), 998 (Gifford and Wetmore), 571? of (Pekeris and Alterman), 998 (Gifford and Wetmore), 571B

TOLD, WILLIAM, and SHERWOOD, HELEN K BOREL, ARMAND. Transformation Groups Are Chloroplasts Semiconductors? 105 with wo Classes of Orbits, 983

ALI, NICHOLAS. See Kolin, Alexander, 527 BOTT, RAOUL. Stable Homotopy of the Clas- mmetric distribution of C14 in sugars sical Groups, The, 933 formed during photosynthesis (Gibbs and BOURNE, SAMUEL, and ZASSENHAUS, HANS. Kandler), 446 On a Wedderburn-Artin Structure Theory

mmetry in developing gut (Wilens), 440 of a Potent Semiring, 613 litory sensitivity of Atlantic grasshoppers BOWEN, VAUGHAN T. Strontium 90 in North (Wever and Vernon), 346 Atlantic Surface Water, 576 -

BRAENDLE, DONALD H., and SZYBALSKI, )E, WILLIAM L. See Yos, Jerrold M., 341 WACLAW. Genetic Interaction Among

1079

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Streptomycetes: Heterokaryosis and Syn- Chromosome -numbers, three diploid, of man karyosis, 947 (Kodani), 285

ENNER, S. On the Impossibility of All Chromosomes, organization and duplication of, Overlapping Triplet Codes in Information as revealed by autoradiographic studies Transfer from Nucleic Acid to Proteins, (Taylor, Woods, and Hughes), 122 687 Chymotrypsin, mechanism of action hypothesis

ONK, DETLEV W. Symposium.-Science (Westheimer), 969 in Education, 621 CLA-USEN, R. 1E., and CAMERON, D. R. In-

OWDER, FELIX E. Asymptotic Distribution heritance in Nicotiana Tabacum. XXVIII. of Eigenfunctions and Eigenvalues for The Cvtogenetics of Introgression, 908 Semi-Elliptic Differeantial Operations, The, CLOOS, ERNST. Blue Ridge Tectonics Be- 270 tween Ilarrisburg, Pennsylvania and Ashe-

-. Regularity Theorems for Solutions of ville, North Carolina, 834 Partial Differential Equations with Vari- Codes without commas (Crick, Griffith, and able Coefficients, 234 Orgel), 416

OWN, DAVID H. Tissue Storage of Muco- Coefficients of viscosity and heat conduction polysaccharides in Hiirler-Pfaundler's Dis- (Pekeris and Alterman), 998 ease, 783 Coldlike symptoms, vaccine for prevention of

OWN, R. A., DAVIES, M. C., COLTER, J. S., (Price), 790 LOGAN, J. B., and KRITCHEVSKY, D. Collagen-hydroxyapatite system studied in Studies on Ribonucleic Acid Isolated from vitro (Glimeher, Hodge, and Schmitt), 860 Ehrlich Ascites Tumor Cells, 857 Collagen, structure of (Huggins), 209

UCK, DAVID. Male Segregation Ratio Ad- COLTER, J. S. See Brown, R. A., 857 vantage as a Factor in Maintaining Lethal Complex subvariety, analytic, integration of a Alleles in Wild Population of House Mice, differential form on (LeLong), 246 152 Compounds, optically active, from racemic

RKE, MARY H. See Wilson, Edwin B., 1073 mixtures (Northrop), 304 Congruences involving combinations of Ber-

, asymmetric distribution of, in sugars noulli and Fibonacci numbers (Kelisky), formed during photosynthesis (Gibbs and 1066 Kanadler), 446 Control, terminal, time lags, and dynamic pro-

-Adenine, incorporation of, by developing grammin (Bellman), 927 L-Ademnine, incorporation oft by developing COOPER, OCTAVIA. See Ball, Eric G., 357

root-tip cells (Jensen), 1038 CO, CARL F., and ILLINGWORTH, BARBARA. -Phenylalanine, incorporation of, by de- Prosthetic Group of Phosphorylase, The, 547

veloping root-tip cells (Jensen), 1038 CORLETTE, S. L. See Rudkin, G. T., 964 LDECOTT, RICHARD S., JOHNSON, ELIZABET-I CoNER, GEORG W. Synmposium.-Science

BINDLOSS, NORTH, D. T., and KONZAK, in Education, 622 C. F. Modification of Radiation-Induced osmic radiaton, prmary, solar origin of Injury by Posttreatment with Oxygen, 975 changes in (Simpson), 42

LVIN, MELVIN. See Metzner, Helmut, 892 Cosmic rays, solar influences on (Forbush), 28 -a -See Sogo, Power Baa 387 COTHRAN, F. V. See Fenn, W. 0., 1027 -- See

Tol.in, Gordon, 895 CRICK, F. H. C., GRIFFITH, J. S., and ORGEL, -ERON, D. R. See Clausen, R. E., 908 La Codes Without Commas, 416 fixation product, unstable, evidence of in

Crossing over, effect of ribonuclease on (Kauf- algal cells (Metzner, Simon, Metzner, and mann Gay, and MeElderry), 255

RSON, GWENETH L. See Hildreth, Philip CAPO, ARPAD, and SUZKI TAI Pr E.~~ I1175 ' minary Note on Excitation-Contraction

sEcades, cosmic-ray, random functions of Coupling, A, 278 -caders, C0 UMMING, W. W. See Schoenfeld, W. N., 349

DT(HarNis), CARL. See Emerson, Rober Curved membrane, general solution for stresses REaSTRAND, CARL. See Emerson, Robert, in (Truesdcll) 1070

.13 o n i Cytogenetics of introgression in inheritance of 1 division in isolated single plant cells N. tabacm (Clausen and Cameron) 908

(Torrey), 887 Cytoplasm, transmissible variations in, within ALMERS, RUTH. See Emerson, Robert, 133 higher plant species (Jones, Stinson, and ANDRASEKHAR, S. On Cosmic Magnetic Khoo), 598

Fields, 24 ANDRASEKHAR, S., and REID, W. H. On CUNHA, ANTONIo BRITO. See Pavan,

the Expansion of Functions Which Satisfy Crodowaldo, 226 Four Boundary Conditions, 521 DAVIES, M. C. See Brown, R. A., 857

elating agent EDTA, nature of changes Dehn's Lemma and asphericity of knots effected by, in chromosomal materials (Papakyriakopoulos), 169 (Kaufmann and McDonald), 262 Deoxyribonucleic acid and other polynucleo-

ick embryo, developing, protein synthesis in tides, role of, in ATP synthesis by isolated cornea of (Herrmann), 1007 cell nuclei (Allfrey and Mirsky), 589

loroplasts as semiconductors (Arnold and DNA, disproportionate synthesis of, in a Sherwood), 105 polytene chromosome region (Rudkin and

RISTENSEN, CARL J. See Funk, Albert G., Corlette), 964 421 DNA preparation, infection of sub-cellular

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E. coli with (Fraser, Mahler, Shug, and FADELL, EDWARD. See Hurewicz, Witold, 241 Thomas), 939 FAUST, CLARENCE H. Symposium.-Science

fferential operations, semi-elliptic, asymp- in Education, 640 totic distribution of eigenfunctions and FENN, W. O., GERSCHMAN, R., GILBERT, eigenvalues for (Browder), 270 D. L., TERWILLIGER, D. E., and COTHRAN,

fferential operator, linear elliptic, identity of F. V. Mutagenic Effects of High Oxygen weak and strong extensions of (Narasim- Tensions on Escherichia Coli, 1027 han), 513, 620 FIROR, JOHN. Inferences from Radio Signals

vergence theorem without differentiability from the Sun and Planets, 2 conditions (Shapiro), 411 FITTS, DONALD D. and KIRKWOOD, JOHN G.

XMIER, JACQUES. On Unitary Representa- Optical Rotatory Dispersion of the a-Helix, tions of Nilpotent Lie Groups, 985 The, 1046

aBZHANSKY, THEODOSIUS. See Pavan, Cro- . See Moffitt, William, 723 dowaldo, 226 FOIAS, C., GUssI, G., and POENARU, V. On

aNALDSON, KENNETH 0., and NASON, ALVIN. the Basic Approximation Theorem for Interrelationship Between Vitamin E and Semigroups of Linear Operators, 616 Lipide Cofactor in the Cytochrome C FORBUSH, S. E. Solar Influences on Cosmic Reductase System, 364 Rays, 28

,RFMAN, ALBERT, and LORINCZ, ANDREW E. Force, London-Eisenschitz Wang, specificity of Occurrence of Urinary Acid Mucopoly- (Yos, Bade, and Jehle), 341 saccharides in the Hurler Syndrome, 443 FORD, G. W., and UHLENBECK, G. E. Com-

ITY, PAUL, and LUNDBERG, R. D. Contri- binatorial Problems in the Theory of bution of the a-Helical Configuration to Graphs. IV, 163 the Optical Rotation of Polypeptides and Forebrain regions of embryonic chick, trans- Proteins, The, 213 plantations before establishment of cir-

,UDNEY, C. A. See Haas, F. L., 871 culation (Martinovitch), 354 FGUNDJI, J. Products in Homotopy and FORREST, IH. S. See Van Baalen, C., 701

Homology Groups, 987 FRASER, DEAN, MAHLER, HENRY R., SHUG, FNN, L. C. Evidence of Evolutionary AUSTIN L., and THOMAS, CHARLES A., JR.

Forces Leading to the Spread of Lethal Infection of Sub-Cellular Escherichia Coli, Genes in Wild Populations of House Mice, Strain B, with a DNA Preparation from 158 T2 Bacteriophage, The, 939

'namo, solar hydromagnetic (Parker), 8 FRIEDBERG, RICHARD M. Two Recursively NAMO, terrestial (Elsasser), 14 Enumerable Sets of Incomparable Degrees

NAMO, terrstia (Elsof Unsolvability (Solution of Post's Problem, 1944), 236

WARDS, JOSHUA L. See McMaster, Philip FRIEDRICHS, K. O., and SHAPIRO, H. N. D., 380 Integration Over Hilbert Space and Outer

renfunctions and eigenvalues, asymptotic Extensions, 336 distribution of (Browder), 270 FRITZ, SIGCMUND. Solar Radiation and the

,ENHART, LUTHER P. Unified Theory of Lower Atmosphere, 95 General Relativity of Gravitation and FROLICHER, ALFRED, and NIJENHUSI, ALBERT. Electromagnetism. IV, A, 333 Theorem on Stability of Complex Struc-

SASSER, WALTER M. Terrestrial Dynamo, tures, A, 239 The, 14 Functions: differentiable, generalizations of

VEY, C. T. Problems in Auroral Mor- Whitney's theorem on ideals of (Nachbin), phology, 63 935; expansion of, which satisfy four

ERSON, RO , C , R , ad boundary conditions (Chandrasekhar and ERSON, ROBERT, CHALMERS, RUTH, and Reid) 521

CEDERSTRAND, CARL. Some Factors In- Rei, fluencing the Long-Wave Limit of Photo- FUNK, ALBERT G., GIDDINGS, J. CALVIN, synthesis, 133 CHR S'NSENN, CARL J., and EYRING, HENRY. Strain Electrometry and Cor-

GLESBERG, ELLIS, and INGRAHAM, LAURA HENRY. Strain Electrometry and Cor- TGLESBEG, ELLIS, and INGRAHAM, LAURA. -rosion I. General Considerations on In- Meiotrophic Mutants of Pasteurella Pestis terfaosiol Transienter 421 and Their Use in the Elucidation of Nutritional Requirements, 369

zyme: formation, repressed and induced GAY, HELEN. See Kaufmann, Berwind P., 255 (Vogel), 491; induction as all-or-none Genes, lethal, spread of, owing to evolutionary phenomenon (Novick and Weiner), 553 forces (Dunn), 158

uations: functional, in theory of dynamic Genetic interaction among streptomycetes programming (Bellman), 839; partial (Braendle and Szybalski), 947 differential, with variable coefficients Genie conversion phenomena in drosophila (Browder), 234 (Goldschmidt), 1019

citation-contraction coupling (Csapo and Geomagnetism, solar influences of (Bartels), 75 Suzuki), 278 GERSCHMAN, R. See Fenn, W. 0., 1027

citation of biological substances (Steele and Gibberellin-like" substances in flowering plants Szent-Gyorgyi), 477 (Phinney, West, Ritzel, and Neeley), 398

litations and polymerization (Szent-Gyir- GIBBS, MARTIN, and KANDLER, OTTO. Asym- gyi), 151 metric Distribution of C14 in Sugars

RING, HENRY. See Funk, Albert G., 421 Formed During Photosynthesis, 446

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)DINGS, J. CALVIN. See Funk, Albert G., HASTINGS, J. WOODLAND, and SWEENEY, 421 BEATRICE M. On the Mechanism of

'FORD, ERNEST M., JR., and WETMORE, Temperature Independence in a Biological RALPH H. Apical Meristems of Vege- Clock, 804 tative Shoots and Strobili in Certain HEIDELBERGER, MICHAEL. Formation of Anti- Gymnosperms, 571 bodies in Man After Injection of Pneumo-

.BERT, D. L. See Fenn, W. 0., 1027 coccal Polysaccharides, The, 883

.ES, NORMAN H., PARTRIDGE, C. W. H., and HEINEY, RICHARD E. See Klotz, Irving M., NELSON, NORMA J. Genetic Control of 717 Adenylosuccinase in Neurospora Crassa, HERRMANN, HEINZ. Protein Synthesis and The, 305 Tissue Integrity in the Cornea of the

[MCHER, MELVIN J., HODGE, ALAN J., and Developing Chick Embryo, 1007 SCHMITT, FRANCIS 0. Macromolecular HERROLD, GEORGE. See Kolin, Alexander, 527 Aggregation States in Relation to Mineral- HERSCHBACH, DUDLEY. See Klemperer, Wil- ization: The Collagen-Hydroxyapatite liam, 429 System as Studied in Vitro, 860 Heterozygosity for new mutations, effect of, on

LDSCHMIDT, RICHARD B. On Some Phe- viability in Drosophila (Wallace), 404 nomena in Drosophila Related to So-Called Hilbert space and outer extensions, integration Genie Conversion, 1019 over (Friedrichs and Shapiro), 336

. Remarkable Action of the Mutant HILDEBRAND, JOEL. Symposium.-Science in "Rudimentary" in Drosophila Melano- Education, 645 gaster, A, 731 HILDRETH, PHILIP E., and CARSON, GWENETH

LLUB, EDITH G. See Gots, Joseph S., 826 L. Influence of the Type of Insemi- RDON, MANUEL J. Control of Sex Ratio in nated Female on the Lethal Frequency in

Rabbits by Electrophoresis of Sperma- the X Chromosome from the Male, 175 tozoa, 913 HODGE, ALAN J. See Glimcher, Melvin J., 860

rTS, JOSEPH S., and GOLLUB, EDITH G. Holomorphic functions, zeros of (Liverman), Sequential Blockade in Adenine Bio- 276 synthesis by Genetic Loss of an Apparent Homology of K (7r, n) (Moore), 409 Bifunctional Deacylase, 826 Homotopy: and homology groups, products in

AHAM, A. F. See Gwatkin, R. B. L., 451 (Dugundji), 987; stable, of classical AHAM, C. H. See Hsia, Yun, 1011 groups (Bott), 933 iph theory, two theorems in (Berge), 842 Homozygotes, weak, heterosis and elimination mphs, combinatorial problems in theory of of, in Drosophila (Pavan, Dobzhansky,

(Ford and Uhlenbeck), 163 and da Cunha), 226 [FFITH J. S. See Crick, F. H. C. 416 HORN, EDWARD C., and WARD, CALVIN, L. )ups, transformation, with two orbit classes Localization of Basic Proteins in the Nu-

(Borel), 983 clei of Larval Drosophila Salivary Glands, )wth apparatus, bacterial, contributions to 776

the theory of (Moser), 222 HSIA, YUN, and GRAHAM, C. H. Spectral NNING, R. C. Indices of Rank and of Luminosity Curves for Protanopic, Deuter-

Singularity on Abelian Varieties, 167 anopic, and Normal Subjects, 1011 ssI, G. See Foias, C., 616 Hiirler-Pfaundler's disease, tissue storage of t, developing, asymmetry in (Wilens), 440 mucopolysaccharides in (Brown), 783 'ATKIN, R. B. L., TILL, J. E., WHITMORE, HUGGINS, MAURICE L. Structure of Alpha

G. F., SIMINOVITCH, L., and GRAHAM, A. Keratin, The, 204 F. Multiplication of Animal Cells in - . Structure of Collagen, The, 209 Suspension Measured by Colony Counts, HUGHES, WALTER L. See Taylor, J. Herbert, 451 122

HULBURT, E. O. Variations of the Ionosphere AS, F. L., and DOUDNEY, C. 0. Relation of and of the Solar Intensity with Sunspots, AS, 92

Nucleic Acid Synthesis to Radiation-HUREWICZ TOLD, and FADELL, EDWARD. Induced Mutation Frequency in Bacteria, On the Spectral Sequence of a Fiber Space. A, 871 IT, 241

PGEN C. E., LEGGETT, J. E., and

JAcKSOa , Hydrogenase and nitrogenase, spectrophoto- P. C. Sites of Orthophosphate Uptake by metric examination of (Hamilton, Shug, Barley Roots, The, 496 and Wilson) 297

LL, MARSHALL, JR. Solution of the Burn- and lson 2 side Problem for Exponent 6, 751

MILTON, P. B., SnUG, A. L., and WILSON, ILLINGWORT:H, BARBARA. See Cori, Carl F., P. W. Spectrophotometric Examination 547 of Hydrogenase and Nitrogenase in Soy- Imbedding, invariant: one-dimensional dis- bean Nodules and Azotobacter, 297 crete case (Bellman and Kalaba), 930;

RISH-CHANDRA. Spherical Functions on a principle of, and diffuse reflection from Semisimple Lie Group, 408 cylindrical regions (Bellman and Kalaba),

RRIS, T. E. Random Functions of Cosmic- 514; principle of, and one-dimensional Ray Cascades, The, 509 neutron multiplication (Bellman, Kalaba,

RT, ROGER G. On the Distribution of and Wing), 517 Purine and Pyrimidine Bases in the Nu- Immunological overlap among certain arthro- cleic Acid of Tobacco Mosaic Virus, 457 pod-borne viruses (Price), 115

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xRAHAM, LAURA. See Englesberg, Ellis, 369 KLOTZ, IRVING M., and HEINEY, RICHARD E. eritance in Nicotiana tabacum (Clausen and Changes in Protein Topography upon Cameron), 908 Oxygenation, 717

,ermolecular forces, specificity of (Jehle), 847 KNUPP, JOHN L., JR. See Klein, Richard M. ernal rotation in molecules, origin of po- KODANI, M.ASUO. Three Diploid Chromosome

tential barriers to (Wilson), 816 Numbers of Man, 285 KOFFLER, HENRY, MALLETT, G. E., and ADYE,

JIMMY. Molecular Basis of Biological aKSON, P. C. See Hagen, C. E., 496 Stability to High Temperatures, 464 ILE, HERBERT. See Yos, Jerrold M., 341 KOLIN, ALEXANDER, ASSALI, NICHOLAS, HER-- --. Specificity of Intermolecular Forces ROLD, GEORGE, and JENSEN, RODERICK.

Due to Quantum-Mechanical and Thermal Electromagnetic Determination of Re- Charge Fluctuations, 847 gional Blood Flow in Unanesthetized

ISEN, RODERICK. See Kolin, Alexander, 527 Animals, 527 \SEN, -WILLIAM A. Incorporation of C14-- KONZAK, C. F. See Caldecott, Richard S., 975

Adenine and C'4-Phenylalanine by De- KRITCHEVSKY D. See Brown, R. A., 857 veloping Root-tip Cells, The, 1038

INSON, ELIZABETH BINDLOSS. See Calde- LThreonine and glycine metabolism of cott, Richard S,, 975 L-Threonine and glycine, metabolism of cott, Richard S., 975 J -ES, DONALD F., STINSON, HARRY T., JR. (Miller and Simmonds), 195 and KHOO, WIHENG. Transmissible Varia LABAW, LOUIS W-, and WYCKOFF, RALPH W. G. tions in the Cytoplasm within Species of Molecular striae from an Indanthrene Higher Plants, 598 Dye, 1032

Lactobaccillus casei, growth stimulants for (Kihara and Small), 867

DISON, RICHARD V. Irreducible Operator LANG, ANTON. Effect of Gibberellin upon Algebras, 273 Flower Formation, The, 709

LABA, ROBERT. See Bellman, Richard, LANG, ANTON, SANDOVAL, JAMES A., and 514, 517, 930 BEDRI, AHMED. Induction of Bolting

NDLER, OTTO. See Gibbs, Martian, 446 and Flowering in Hyoscyamus and Samo- ERREMAN, GEORGE, MUELLER, HELMUTH, lus by a Gibberellin-Like Material from

and SZENT-GY6RGYI, ALBERT. Competi- a Seed Plant, 960 tive Binding of ATP and Acridine Orange LEDERBERG, JOSHUA. See Skaar, P. D., 329 by Muscle, 373 - . See Wright, Robert E., 919

-. See Baird, Spencer, L., Jr., 705--- Sibling Recombination in Zygote UFMANN, BERWIND P., GAY, HELEN, and Pedigrees of Escherichia coli, 1060

MCELDERRY, MARY J. Effect of Ribo- LEGGETT, J. E. See Hagen, C. E., 496 nuclease on Crossing Over in Drosophila, LELONG, PIERRE. Integration of a Differen- 255 tial Form on an Analytic Complex Sub-

fUFMANN, BERWIND P., and MCDONALD, variety, 246 MARGARET Ra. Nature of the Changes LELONG-FERRAND, JACQUELINE. Application Effected in Chromosomal Materials by of Hilbert Space Methods to Lie Groups the Chelating Agent EDTA, The, 262 Acting on a Differential Manifold, 249

LISKY, RICHARD P. Congruences Involving Lethals, dominant, in Drosophila Melanogaster Combinations of the Bernoulli and Fibo- females (King), 282 nacci Numbers, 1066 LIBBY, WILLARD F. Radioactive Fallout, 758

[00, UHENG. See Jones, Donald F., 598 Lie group, semisimple, spherical functions [oo, UHENG, and STINSON, HARRY T., JR. (Harish-Chandra), 408

Free Amino Acid Differences between Lie groups: application of Hilbert space Cytoplasmic Male Sterile and Normal methods to (LeLong-Ferrand), 249; nil- Fertile Anthers, 603 potent, unitary representations of (Dix-

[HARA, HAYATO, and SNELL, ESMOND E. mier), 985 Spermine and Related Polyamines as Life, shortening of, in offspring of male mice Growth Stimulants for Lactobacillus Casei, exposed to atomic bomb neutron radiation 867 (Russell), 324

NG, R. C. Problem of Dominant Lethals in Linear operators, semigroups of, basic approxi- Drosophila Melanogaster Females, The, 282 mation theorem for (Foia-, Gussi, and

nRKWOOD, JOHN G. See Fitts, Donald, D., Poenaru), 616 1046 LIVERMAN, T. P. G. Zeros of Neighboring

a-. See Moffitt, William, 723 Holomorphic Functions, 276 'EIN, RICHARD M. Activation of Metabolic LIVINGSTONE, D. Proof of a Theorem Dis-

Systems During Crown-Gall Tumor-Cell covered by Murnaghan, 618 Formation, The 956 LOGAN, J. B. See Brown, R. A., 857

aEIN, RICHARD M., and KNUPP, JOHN L., JR. LORINCZ, ANDREW E. See Dorfman, Albert, Sterile Induction of Crown-Gall Tumors on 443 Carrot Tissues in Vitro, 199 Luminescence of chlorophyll-containing plant

aEMPERER, WILLIAM, and HERSCHBACH, material (Tollin and Calvin), 895 DUDLEY. Variation of Reaction Rate Luminosity curves, spectral (Hsia and Gra- with Vibrational State, 429 ham), 1011

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NDBERG, R. D. See Doty, Paul, 213 chord on Differentiation of Striated solecithin, isolation of, from human serum Muscle in Ambystoma, 435

(Phillips), 566 Mucopolysaccharides: tissue storage of, in Hiirler-Pfaundler's disease (Brown), 783;

.CARTHUR, ROBERT H. On the Relative surinary acid, occurrence of, in hurler cAbundanca OBird Spcis 293 esyndrome (Dorfman and Lorincz), 443 Abundance of Bird Species, 293

MUELLER, HELMUTH. See Baird, Spencer L., CONNELL, HARDEN M. Vector Model for Jr 705 Indirect Proton Hyperfine Interaction- See Karreman, George, 373 in ra-Electron Radicals, 721 Murnaghan's Theorem, proof of (Livingstone),

IDONALD, MARGARET R. See Kaufmann, 618 Berwind P-., e262 Mutants, meiotrophic, of Pasteurella pestis and

ELDERRY, MARY J. See Kaufmann, Ben- their use in elucidation of nutritional re- wind P., a 255 quirements (Englesberg and Ingraham),

1LACHLAN, DAN, JR. Symmetry of Den- 369 dritic Snow Crystals, The, 143 Mutation rates, spermatogonial, method for

!MASTER, PHILIP ID., and EDWARDS, JOSHUA obtaining (Welshons and Russel), 608 L. Behavior of Two Foreign Protein MERS, J.- See Van Baale, C., 701 Antigens in Mice During Inhibition of Antibody Formation by Cortisone, The, 380 NACHBIN, LEOPOLDO. Generalization of Whit-

-gnetic fields, cosmic (Chandrasekhar), 24 ney's Theorem on Ideals of Differentiable ,HLER, HENRY R. See Fraser, Dean, 939 Fu-nctions, A, 935 -LLETT, G. E. See Koffler, Henry, 464 NANNINGA, L. B., and MOMMAERTS, W. F. H. ,ppings, monotone, uniform convergence for M. On the Binding of Adenosine Tri-

(Whyburn), 992 phosphate by Actomyosin, 540 ERTINOVITCH, PETAR N. Transplantations NARASIMa-AN, M. S. Identity of the Weak of the Embryonic Chick Forebrain Region and Strong Extensions of a Linear Elliptic Before Establishment of Circulation, 354 Differential Operator, The, 513, 620

SELSON, MATTHEW, STAHL, FRANKLIN W., NASHI, JOHN. Parabolic Equations, 754 and VINOGRAD, JEROME. Equilibrium NASON, ALVIN. See Donaldson, Kenneth 0., Sedimentation of Macromolecules in Den- 364 sity Gradients, 581 National Academy of Sciences: Officers,

lTZNER, BARBARA. See Metzner, Helmut, Council, Members, Foreign Associates, 892 Sections, Geographical Listing, 649; Sym-

:TZNER, HELMUT, SIMON, HELMUT, METZNER posia: Geophysics Symposium on Solar BARBARA, and CALVIN, MELVIN. Evi- and Terrestrial Relationships, 1; Science dence of an Unstable C02 Fixation Prod- in Education, 621 uct in Algal Cells,u892 NEEL, JAMES V. Special Problems Inherent

ce, house: evolutionary forces leading to in the Study of Human Genetics with spread of lethal genes in (Dunn), 158; Particular Reference to the Evaluation of maintenance of lethal alleles in, 152 Radiation Risks, 736

LLER, DOROTHY A., and SIMMONDS, SOFIA. N Metabolism of L-Threonine and Glycine LEY PETER M See Phney, Bernard . by Escherichia coli, The, 195 398

aeral surfaces, catalytic and polymerization- NELSON, NORMA J. See Giles, Norman H., 305 directing properties of (Siegel), 811 Neural plate material, results of inversion of

RSKY, A. E. See Allfrey, V. G., 589, 821 (Nicholas), 542 a-E, HENRY ALLEN. Symposium.-Science Neutron multiplication, one-dimensional, and

in Education, 629 invariant imbedding (Bellman, Kalaba, IFFITT, WILLIAM, FITTS, DONALD D., and and Wing), 517

KIRKWOOD, JOHN G. Critique of the NICHOLAS, J. S. Results of Inversion of Theory of Optical Activity of Helical Neural Plate Material, 542 Polymers, 723 NIJENHUIS, ALBERT. See Frolicher, Alfred,

)MMAERTS, W. F. H. M. See Nanninga, 239 L. B., 540 NORT, D. T. See Caldecott, Richard S., 975

)ORE, JO-aN C. On the Ilomology of K NORTHROP, JOHN H. Optically Active Com-

(ira -n), 409vpounds from IRacemic Mixtures by Means

arphology, auroral, problems in (Elvey), 63 f Random Distribution 304 }SCONA, A. Development in Vitro of Chi- R .

meric Aggregates of Dissociated Embry- Notochord, influence of, on differentiation of onic Chick and Mouse Cells, The, 184 strlated muscle (Muchmore), 435

)SER, H. Contributions to the Theory of NOVICK, AARON, and WEINER, MILTON. the Continuous Bacterial Growth Appa- Enzyme Induction as an All-or-None ratus. I. Kinetics of Growth of Homo- Phenomenon, 553 geneous Populations, 222 NOVITSKI, E., and SANDLER, IPIS. Are All

tility and sex-incompatibility, correlated Products of Spermatogenesis Regularly selection for (Skaar, Richter, and Leder- Functional?, 318 berg), 329 Nucleic acid synthesis, relation of, to radiation-

TZKIN, T. S. See Walsh, J. L., 845 induced mutation frequency (Haas and ICHMORE, WILLIAM B. Influence of Noto- Doudney), 871

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GEL, L. E. See Crick, F. H. C., 416 Protein synthesis in cornea of developing -ithine 5-Transaminase, occurrence of (Scher chick embryo (Herrmann), 1007 and Vogel), 796 Pulmonary pathology, human, statistical ob-

thophospate uptake, sites of, by barley roots servations on (Wilson and Burke), 1073 (Hagen, Leggett, and Jackson), 496 Purine and pyrimidine bases, distribution of,

idation of TPNH as mediated by trans- in nucleic acid of tobacco mosaic virus hydrogenase reaction and its inhibition (Hart), 457 by thyroxine (Ball and Cooper), 357 Pyrimidine and purine bases, distribution in

ygen tensions, high, mutagenic effects on nucleic acid of tobacco mosaic virus (Hart), E. coli (Fenn, Gerschmarn, Gilbert, Ter- 457 williger, and Cothran), 1027

Radiation: auroral, direct detection of, with ?AKYRIAKOPOULOS, C. D. On Dehn's rocket equipment (Van Allen), 57; cosmic,

Lemma and the Asphericity of Knots, 169 solar origin of changes in (Simpson), 42; ?KER, E. N. Solar Hydromagnetic Dy- neutron, from atomic bomb as cause of

namo, The, 8 shortening of life in offspring of exposed rticles with memory, diffusion of (Bender), male mice (Russell), 324; solar, and lower

412 atmosphere (Fritz), 95 ITRIDGE, C. W. H. See Giles, Norman H., Radiation-induced injury, modification of

305 (Caldecott, Johnson, North, and Konzak), rAN, CRODOWALDO, DOBZHANSKY, THEO- 975

DOSIUS, and DA CUNHA, ANTONIO BRITO. Radiation-induced mutation frequency, rela- Heterosis and Elimination of Weak tion of nucleic acid synthesis to (Haas and Homozygotes in Natural Populations of Doudney), 871 Three Related Species of Drosophila, 226 Radio signaals from sun and planets, inferences

KERIS, CHAIM L., and ALTERAAN, ZIPORA. (Firor), 2 Solution of the Boltzmann-Hilbert In- Random walk, scattering, and invariant im- tegral Equation II. The Coefficients of bedding (Bellman and Kalaba), 930 Viscosity and Heat Conduction, 998 Reaction rate, variation with vibrational state

ILLIPS, GERALD B. Isolation of Lysole- (Klemperer and Herschbach), 429 cithin from Humnan Serum, The, 566 Recombinants, sibling, in zygote pedigrees of

INNEY, BERNARD 0., WEST, CHARLES A., E. coli (Lederberg), 1060 RITZEL, MARY, and NEELEY, PETER M. Reductase System, cytochrome C, inter- Evidence for "Gibberellin-Like" Sub- relationship between vitamin E and stances from Flowering Plants, 398 lipide cofactor in (Donaldson and Nason),

)sphorylase, prosthetic group of (Cori and 364 Illingworth), 547 Reflection, diffuse, from cylindrical regions

)tosynthesis, factors influencing long-wave (Bellmnan and Kalaba), 514 limit (Emerson, Chalmers, and Ceder- REID, W. H. See Chandrasekhar, S., 521 strand), 133 Relativity of gravitation and electromagne-

aumococcal polysaccharides, injection of tism, unified theory of (Eisenhart), 333 and formation of antibodies in man Resonance, photo spin, in chlorophyll-contain- (Heidelberger), 883 ing plant material (Sogo, Pon, and Calvin),

INARU, V. See Foias, C., 616 387 ymerization, excitations and (Szent-Gyor- Ribonuclease, effect of, on crossing over in

gyi), 151 Drosophila (Kaufmann, Gay, and Mc- ynomials on a real finite point set (Walsh Elderry), 255

and Motzin), 845 and Motzkin), 845G. See Sogo Power B 387RNA: isolated from Ehrlich ascites tumor

NnGGa-See Sogo Power Ba-,* 387 acells (Brown, Davies, Colter, Logan, and It's problem, solution of (Friedberg), 236

* ' ' C -ts problem, solution of (Fni dberg) 236

Kritchevsky), 857; synthesis in isolated diction problem, multidimensional (RIosen- cell nlei (Allfrey and Mirsky), 821 blatt), 989

[CE, WINSTON H. Studies on the Immuno- RICHTER, ALAN. See Skaar, P. D., 329 logical Overlap Among Certain Arthro- Rings, function, on circle (Wermer), 173 pod-Borne Viruses. II. The Role of RITZEL, MARY. See Phinney, Bernard 0., 398 Serological Relationships in Experimental ROSENBLATT, M. Multidimensional Predic- Vaccination Procedures, 115 tion Problem, The, 989

--. Vaccine for Prevention of Coldlike RUDIN, WALTER. Factorization in the Group Symptoms in Humans Associated with the Algebra of the Real Line, 339 J H Virus, 790 RUDKIN, G. T., and CORLETTE, S. L. Dis-

blem, multidimensional prediction (Rosen- proportionate Synthesis of DNA in a blatt), 989 Polytene Chromosome Region, 964

blems, complex, semigraphical method for RUSSELL, W. L. See WELSHONS, W. J., 608 analysis of (Anderson), 923 analysis of (Anderson), 923- a-Shortening of Life in the Offspring

gramming, dynamic: :-unctional equations .hortenng of Life m the Offspring grammig, dynamic: lunctional equations of Male Mice Exposed to Neutron Radia- in theory of (Bellman), 839; terminal tion f an Atomic Bomb 324 control and time lags (Bellman), 927

tein antigens, behavior of, during inhibi- tion of antibody formation by cortisone SANDLER, IRIS. See Novitski, E., 318 (McMaster and Edwards), 380 SANDOVAL, JAMES A. See Lang, Anton, 960

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[ER, WILLIAM I., JR., and VOGEL, HENRY J. Storms, magnetic and ionospheric, aspects of Occurrence of Ornithine 6 Trans-aminase: (Vestine), 81 A Dichotomy, 796 Strain electrometry and corrosion: interfacial

[MITT, FRANCIS 0. See Glimcher, Melvin transients (Funk, Giddings, Christensen, J., 860 and Eyring), 421

[OENFELD, W. N., and CUMMING, W. W. Stresses in a curved membrane, general solu- Some Effects of Alternation Rate in a tion for (Truesdell), 1070 Time-Correlated Reinforcement Contin- Striae, molecular, from indanthrene dye gency, 349 (Labaw and Wyckoff), 1032

.imentation, equilibrium, of macromolecules Strobili and apical meristems in gymnosperms in density gradients (Meselson, Stahl, and (Gifford and Wetmore), 571 Vinograd), 581 Strontium 90 in North Atlantic surface water

airing, potent, Wedderburn-Artin Structure (Bowen and Sugihara), 576 theory of (Bourne and Zassenhaus), 613 Structure theory, Wedderburn-Artin, of a

ologic Relationships, role of in experimental potent semiring (Bourne and Zassenhaus), vaccination (Price), 115 613

otonin, brain, method for increasing (Wool- Structures, complex, theorem on stability of ley, Van Winkle, and Shaw), 128 (Frolicher and Nijenhuis), 239 ratio in rabbits, control of (Gordon), 913 Subvariety, analytic complex, integration of a

:PIRO, H. N. See Friedrichs, K. 0., 336 differential form on (LeLong), 246 aPIRO, VICTOR L. Divergence Theorem SUGIHARA, T. T. See Bowen, Vaughan T., 576

Without Differentiability Conditions, The, Sunspots, as a cause of variation of ionosphere 411 and of solar intensity (Hulbert), 92

Aw, E. See Wolley, D. W., 128 SUZUKI, TAIZO. See Csapo, Arpad, 278 ERWOOD, HELEN K. See Arnold, William, SWEENEY, BEATRICE M. See Hastings, J.

105 Woodland, 804 UG, AUSTIN L. See Fraser, Dean, 939 Systems, metabolic, activation of (Klein), 956 -. Hamilton, P. B., 297 SZENT-GYSRGYI, ALBERT. Excitations and

'GEL, S. M. Catalytic and Polymerization- Polymerization, 151 Directing Properties of Mineral Surfaces, -- . See Baird, Spencer, L., Jr., 705 811 ---- . See Karreman, George, 373

IINOVITCH, L. See Gwatkin, R. B. L., 451 --. See Steele, Richard H., 477 IMONDS, SOFIA. See Miller, Dorothy A., 195 SZYBALSKI, WACLAW. See Braendle, Donald ION, HELMUT. See Metzner, Helmut, 892 H., 947 IPSON, A.. Solar Origin of Changes in the

Primary Cosmic Radiation, 42 TAYLOR, J. HERBERT, WOODS, PHILIP S., and

AAn, P. D., RICHTEF., ALAN, and LEDERBEBG HUGHES, WALTER L. Organization and JOSHUA. Correlated Selection for Mo- HUGHES, WALTR L Organization and tiOity and Sea-Incompatibility in Es- Duplication of Chromosomes as Revealed tcherichiand Sex-Tinompatibility in

Eby Autoradiographic Studies Using Tri- cherichia Coli _K12, 329 tium-Labeled Thymidine, The, 122 OBODKIN, L. BASIL. Laboratory Study of T tium-Labeled Thymidine, The, 122 BODtheffKIect of Rev ofratory

Sty ni- Tectonics, Blue Ridge, between Harrisburg and the Effect of Removal of Newborn Ani- Asheville (Cloos) 834 mals from a Population, A, 780 AshevLlle (Cloos), 834

ELL, ESMOND E. See Kihara, Hayato, 867 TERWILLIGER, D. E. See Fenn, W. A., 1027 ow Crystals, dendritic, symmetry of (Mc- THOMAS, CHARLES A., JR. See Fraser, Dean,

Lachlan), 143 939 GO, POWER B., PON, NING G., and CALVIN, TILL, J. E. See Gwatkin, R . B. L., 451

MELVIN. Photo Spin Resonance in Time lags, terminal control and dynamic pro- Chlorophyll-Containing Plant Material, gramming (Bellman), 927 387 Tissue integrity in cornea of developing chick

ace, fiber, spectral sequence of (Hurewicz embryo (Herrmann), 1007 and Fadell), 241 Tobacco Mosaic virus, distribution of purine

ermatogenesis, regularly functional products and pyrimidine bases in nucleic acid of (Novitski and Sandler), 318 (Hart), 457

ermine and related polyamines as growth TOLLIN, GORDON, and CALVIN, MELVIN. stimulants (Kihara and Snell), 867 Luminescence of Chlorophyll-Containing

IZIZEN, JOHN. Infection of Protoplasts by Plant Material, The, 895 Disrupted T2 Virus, 694 Disrupted T2 Virus, 694 ToHrEY, JoHN G. Cell Division in Isolated

ability, biological, molecular basis of, to TORREY, Jn Gt Cell Dvson n Isolated high temperatures (Koffler, Mallett, and Sngle Plat Cells in Vtro, 887 Adye), 464 Toxicity of pentachlorophenol, biochemical

AHL, FRANKLIN W. See Meselson Matthew basis for (Weinbach), 393 581 Transmission, extranuclear, in yeast (Wright

and Lederberg), 919 'EELE, RICHARD H., and SZENT-GYORGYI, and Lederberg), 91

ALBERT. On Excitation of Biological TRUESDELL, C. General Solution for the Substances, 477 Stresses in a Curved Membrane, 1070

*ERN, CURT. -Scope of Geneticums, , crown-gall, sterile induction of (Klein

'INSON, HARRY T., JR. See Jones, Donald F., and Knupp), 199 598 -. See Khoo, Uheng, 603 UHLENBECK, G. E. See Ford, G. W., 163

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.nary acid mucopolysaccharides, occurrence WESTHEIMER, F. H. Hypothesis for the of, in hurler syndrome (Dorfman and Mechanism of Action of Chymotrypsin, Lorincz), 443 969

WETMORE,, RALPH H. See Gifford, Ernest M., Jr., 571

N ALLEN, JAMES A. Direct Detection of WEVER, ERNEST GLEN, and VERNON, JACK A. Auroral Radiation with Rocket Equip- Auditory Sensitivity of the Atlantic Grass- ment, 57 hopper, The, 346

N BAALEN, C., FORREST, H. S., and MYERS, WHITMORE, G. F. See Gwatkin, R. B. L., 451 J. Incorporation of Radioactive Carbon WHYBURN, GORDON T. Uniform Conver- into a Pteridine of a Blue-Green Alga, 701 gence for Monotone Mappings, 992

NDIVER, H. S. Diophantine Equations in WILENS, SALLY. Study of Asymmetry in the Certain Rings, 252 Developing Gut, A, 440

N WINKLE, E. See Woolley, D. W., 128 WILSON, E. BRIGHT, JR. On the Origin of RNON, JACK A. See Wever, Ernest Glen, Potential Barriers to Internal Rotation in

346 Molecules, 816 STINE, ERNEST H. Introductory Remarks, WILSON, EDWIN B., and BURKE, MARY H.

1 Some Statistical Observations on a Co- --. Observational and Theoretical As- operative Study of Human Pulmonary pects of Magnetic and Ionospheric Storms, Pathology 1073 81 _ -, _, , WILSON, P. W. See Hamilton, P. B., 297

COGRAD, JEROME. See Meselson, Matthew, WING, G. MILTON. See Bellman, Richard, 517 581 WOOLLEY, D. W., VAN WINKLE, E., and SHAW, ;amin E and Lipide cofactor, interrelation- E. Method for Increasing Brain Sero- ship between in cytochrome C reductase tonin without Incurring Some of the system (Donaldson and Nason), 364 Peripheral Effects of the Hormone, A, 128

GEL, HENRY J. Repressed and Induced WOODS, PHILIP S. See Taylor, J. Herbert, 122 Enzyme Formation: A Unified Hypoth- WRIGHT, ROBERT E., and LEDERBERG, JOSHUA. esis, 491 Extranuclear Transmission in Yeast Heter-

--. See Scher, William I., Jr., 796 okaryons, 919 WYCKOFF, RALPH W. G. See Labaw, Louis W.,

ILLACE, BRUCE. Effect of Heterozygosity 1032 for New Mutations on Viability in Dro- sophila: A Preliminary Report, The, 404 X Chromosome from male, lethal frequency

mLSH, J. L., and MOTZKIN, T. S. Mathe- in, influenced by type of inseminated fe- matics: Polynomials of Best Approxima- male (Hildreth and Carson), 175 tion on a Real Finite Point Set, 845 X-rays, effect on Drosophila testis and method

aRD, CALVIN L. See Horn, Edward C., 776 for obtaining spermatogonial mutation 3INBACH, EUGENE C. Biochemical Basis rates (Welshons and Russel), 608

for the toxicity of Pentachlorophenol, 393 EINER, MILTON. See Novick, Aaron, 553 cLSHONS, W. J., and RUSSELL, W. L.Yos, JERROLD M., BADE, WILLIAM L., and

Effect of X-Rays on the Drosophila Testis JEHLE, HERBERT. Specificity of the Lon- and a Method for Obtaining Spermatogon- don-Eisenschitz Wang Force, 341 ial Mutation Rates, The, 608

ERMER, J. Function Rings on the Circle, 173 ZASSENHAUS, HANS. See Bourne, Samuel, 613 EST, CHARLES A. See Phinney, Bernard 0., Zygote pedigrees of E. coli, sibling recombin-

398 ants in (Lederberg), 1060

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