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Table of Contents

February 01, 1963; vol. 49 no. 2

Chemistry

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MECHANISMS UNDERLYING THE EQUILIBRIUM REACTIONS BETWEEN IONS AND ION-PAIRS IN SOLUTIONS OF ELECTROLYTES, II. THE EFFECT OF TEMPERATURE
Lawrence C. Kenausis, E. Charles Evers, and Charles A. Kraus

PNAS February 1, 1963 49 (2) 141-146; https://doi.org/10.1073/pnas.49.2.141
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USE OF AN ULTRAMICROTOME FOR THE PREPARATION OF THIN SECTIONS OF SINGLE CRYSTALS FOR ABSORPTION SPECTROSCOPY
Robert F. Stewart and Norman Davidson

PNAS February 1, 1963 49 (2) 146-150; https://doi.org/10.1073/pnas.49.2.146

Genetics

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CHANGES IN MOLECULAR WEIGHT OF DNA ACCOMPANYING MUTATIONS IN PHAGE
Elizabeth Burgi

PNAS February 1, 1963 49 (2) 151-155; https://doi.org/10.1073/pnas.49.2.151
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APPARENT CYTOPLASMIC STERILITY IN DROSOPHILA PAULISTORUM
Lee Ehrman

PNAS February 1, 1963 49 (2) 155-157; https://doi.org/10.1073/pnas.49.2.155

Geology

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A DISCUSSION AND PROPOSALS CONCERNING FOSSIL DINOFLAGELLATES, HYSTRICHOSPHERES, AND ACRITARCHS, I
William R. Evitt

PNAS February 1, 1963 49 (2) 158-164; https://doi.org/10.1073/pnas.49.2.158

Microbiology

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THE PROGRAMMING OF HERPES VIRUS MULTIPLICATION IN DOUBLY-INFECTED AND IN PUROMYCIN-TREATED CELLS
Bernard Roizman

PNAS February 1, 1963 49 (2) 165-171; https://doi.org/10.1073/pnas.49.2.165
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STEPS IN THE NEOPLASTIC TRANSFORMATION OF HAMSTER EMBRYO CELLS BY POLYOMA VIRUS
Marguerite Vogt and Renato Dulbecco

PNAS February 1, 1963 49 (2) 171-179; https://doi.org/10.1073/pnas.49.2.171

Physics

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SPIN ½ WAVE EQUATION IN DE-SITTER SPACE
F. Gürsey and T. D. Lee

PNAS February 1, 1963 49 (2) 179-186; https://doi.org/10.1073/pnas.49.2.179

Physiology

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THE RELATIONSHIP OF BODY SIZE, NERVE CELL SIZE, AXON LENGTH, AND GLIAL DENSITY IN THE CEREBELLUM
Reinhard L. Friede

PNAS February 1, 1963 49 (2) 187-193; https://doi.org/10.1073/pnas.49.2.187
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FINE STRUCTURAL CHANGES IN HEART MUSCLE IN RELATION TO THE LENGTH-TENSION CURVE
E. H. Sonnenblick, D. Spiro, and T. S. Cottrell

PNAS February 1, 1963 49 (2) 193-200; https://doi.org/10.1073/pnas.49.2.193

Mathematics

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LYAPUNOV FUNCTIONS FOR THE PROBLEM OF LUR'E IN AUTOMATIC CONTROL
R. E. Kalman

PNAS February 1, 1963 49 (2) 201-205; https://doi.org/10.1073/pnas.49.2.201
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REGULARITY AT THE BOUNDARY OF THE δ-NEUMANN PROBLEM
J. J. Kohn

PNAS February 1, 1963 49 (2) 206-213; https://doi.org/10.1073/pnas.49.2.206
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ON THEORIES CATEGORICAL IN UNCOUNTABLE POWERS
Michael Morley

PNAS February 1, 1963 49 (2) 213-216; https://doi.org/10.1073/pnas.49.2.213
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BOUNDS OF ANALYTIC FUNCTIONS OF TWO COMPLEX VARIABLES IN DOMAINS WITH THE BERGMAN-ŠILOV BOUNDARY
J. Śladkowska

PNAS February 1, 1963 49 (2) 217-219; https://doi.org/10.1073/pnas.49.2.217

Biochemistry

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THE EFFECT OF EXOGENOUS RNA AND DNA ON AMINO ACID INCORPORATION BY SUBCELLULAR FRACTIONS PREPARED FROM ERYTHROID TISSUES
Siegmund Fischer, Gail P. Bruns, Bertram A. Lowy, and Irving M. London

PNAS February 1, 1963 49 (2) 219-225; https://doi.org/10.1073/pnas.49.2.219
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BASIS OF ACTINOMYCIN ACTION, II. EFFECT OF ACTINOMYCIN ON THE NUCLEOSIDE TRIPHOSPHATE-INORGANIC PYROPHOSPHATE EXCHANGE
I. H. Goldberg, M. Rabinowitz, and E. Reich

PNAS February 1, 1963 49 (2) 226-229; https://doi.org/10.1073/pnas.49.2.226
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ON THE CHEMISTRY OF THE THYMUS GLAND
Andrew Hegyeli, Jane A. McLaughlin, and Albert Szent-Györgyi

PNAS February 1, 1963 49 (2) 230-232; https://doi.org/10.1073/pnas.49.2.230
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GENESIS OF MITOCHONDRIA IN NEUROSPORA CRASSA
David J. L. Luck

PNAS February 1, 1963 49 (2) 233-240; https://doi.org/10.1073/pnas.49.2.233
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DEMONSTRATION OF AN UNSTABLE RNA AND OF A PRECURSOR TO RIBOSOMAL RNA IN HELA CELLS
Klaus Scherrer, Harriet Latham, and James E. Darnell

PNAS February 1, 1963 49 (2) 240-248; https://doi.org/10.1073/pnas.49.2.240
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TRANSFER OF CHLOROPHYLL EXCITATION ENERGY IN GREEN PHOTOSYNTHETIC BACTERIA
Christiaan Sybesma and John M. Olson

PNAS February 1, 1963 49 (2) 248-253; https://doi.org/10.1073/pnas.49.2.248
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AN IMIDAZOLE PUMP MODEL OF ELECTRON TRANSPORT
Dan W. Urry and Henry Eyring

PNAS February 1, 1963 49 (2) 253-258; https://doi.org/10.1073/pnas.49.2.253
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INTERMEDIATE REACTIONS IN THE PHOSPHORYLATION COUPLED TO THE OXIDATION OF REDUCED CYTOCHROME C
George Webster, Archie L. Smith, and Marc Hansen

PNAS February 1, 1963 49 (2) 259-266; https://doi.org/10.1073/pnas.49.2.259
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SEPARATION OF THE LIGHT AND DARK REACTIONS IN ELECTRON TRANSFER DURING PHOTOSYNTHESIS
F. R. Whatley, K. Tagawa, and Daniel I. Arnon

PNAS February 1, 1963 49 (2) 266-270; https://doi.org/10.1073/pnas.49.2.266
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INTERACTION OF GENOTYPES DETERMINING VIABILITY IN DROSOPHILA BUSCKII
R. C. Lewontin and Yoshiro Matsuo

PNAS February 1, 1963 49 (2) 270-278; https://doi.org/10.1073/pnas.49.2.270

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