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Table of Contents
September 01, 1956;
vol. 42
no. 9
Biochemistry
You have access
A NERVE GROWTH-STIMULATING FACTOR ISOLATED FROM SNAKE VENOM
Stanley Cohen
and
Rita Levi-Montalcini
PNAS
September 1, 1956
42
(9)
571-574;
https://doi.org/10.1073/pnas.42.9.571
You have access
BACTERIAL PROTOPLASTS INDUCED BY PENICILLIN
Joshua Lederberg
PNAS
September 1, 1956
42
(9)
574-577;
https://doi.org/10.1073/pnas.42.9.574
You have access
HINDERED CIS ISOMERS OF VITAMIN A AND RETINENE: THE STRUCTURE OF THE NEO-b ISOMER
William Oroshnik
,
Paul K. Brown
,
Ruth Hubbard
, and
George Wald
PNAS
September 1, 1956
42
(9)
578-580;
https://doi.org/10.1073/pnas.42.9.578
You have access
ON THE SYNTHESIS OF ANTIBODY PROTEIN IN VITRO
Donald F. Steiner
and
H. S. Anker
PNAS
September 1, 1956
42
(9)
580-586;
https://doi.org/10.1073/pnas.42.9.580
You have access
PRODUCTION OF PROTOPLASTS OF ESCHERICHIA COLI BY LYSOZYME TREATMENT
Norton D. Zinder
and
William F. Arndt
PNAS
September 1, 1956
42
(9)
586-590;
https://doi.org/10.1073/pnas.42.9.586
Chemistry
You have access
ION ASSOCIATION IN AQUEOUS SOLUTIONS OF 1-1 ELECTROLYTES AT 25°
Mario Azzarri
and
Charles A. Kraus
PNAS
September 1, 1956
42
(9)
590-596;
https://doi.org/10.1073/pnas.42.9.590
You have access
THE OPTICAL ROTATORY DISPERSION OF SIMPLE POLYPEPTIDES. I
William Moffitt
and
Jen Tsi Yang
PNAS
September 1, 1956
42
(9)
596-603;
https://doi.org/10.1073/pnas.42.9.596
Engineering
You have access
ISOTROPIC MATERIALS WHOSE DEFORMATION AND DISTORTION ENERGIES ARE EXPRESSIBLE BY SCALAR INVARIANTS
T. Y. Thomas
PNAS
September 1, 1956
42
(9)
603-608;
https://doi.org/10.1073/pnas.42.9.603
Genetics
You have access
CYTOLOGICAL DEMONSTRATION OF THE HELICAL STRUCTURE OF GIANT CHROMOSOMES
William Hovanitz
PNAS
September 1, 1956
42
(9)
609-613;
https://doi.org/10.1073/pnas.42.9.609
You have access
HETEROCARYOSIS AND PROTOPLASMIC INCOMPATIBILITY IN NEUROSPORA CRASSA
Laura Garnjobst
and
James F. Wilson
PNAS
September 1, 1956
42
(9)
613-618;
https://doi.org/10.1073/pnas.42.9.613
You have access
THE ORIENTATION AND EXTENT OF GENE TRANSFER IN ESCHERICHIA COLI
P. D. Skaar
and
Alan Garen
PNAS
September 1, 1956
42
(9)
619-624;
https://doi.org/10.1073/pnas.42.9.619
Mathematics
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A PROPERTY OF SPECIAL JORDAN ALGEBRAS
A. A. Albert
PNAS
September 1, 1956
42
(9)
624-625;
https://doi.org/10.1073/pnas.42.9.624
You have access
ON A CLASS OF FUNCTIONAL EQUATIONS OF MODULAR TYPE
Richard Bellman
PNAS
September 1, 1956
42
(9)
626-629;
https://doi.org/10.1073/pnas.42.9.626
You have access
ON THE PRINCIPLE OF INVARIANT IMBEDDING AND PROPAGATION THROUGH INHOMOGENEOUS MEDIA
Richard Bellman
and
Robert Kalaba
PNAS
September 1, 1956
42
(9)
629-632;
https://doi.org/10.1073/pnas.42.9.629
You have access
ON MULTIPLICATIVE IDEMPOTENTS OF A POTENT SEMIRING
Samuel Bourne
PNAS
September 1, 1956
42
(9)
632-638;
https://doi.org/10.1073/pnas.42.9.632
You have access
GENERALIZED RESOLUTIONS OF THE IDENTITY FOR CLOSED SYMMETRIC ORDINARY DIFFERENTIAL OPERATORS
Earl A. Coddington
PNAS
September 1, 1956
42
(9)
638-642;
https://doi.org/10.1073/pnas.42.9.638
You have access
CAUCHY'S PROBLEM FOR LINEAR DIFFERENTIAL EQUATIONS WITH CONSTANT COEFFICIENTS
Leon Ehrenpreis
PNAS
September 1, 1956
42
(9)
642-646;
https://doi.org/10.1073/pnas.42.9.642
You have access
A UNIFIED THEORY OF GENERAL RELATIVITY OF GRAVITATION AND ELECTROMAGNETISM. II
Luther P. Eisenhart
PNAS
September 1, 1956
42
(9)
646-650;
https://doi.org/10.1073/pnas.42.9.646
You have access
SINGULAR INTEGRAL EQUATIONS FOR DIFFERENTIAL FORMS ON RIEMANNIAN MANIFOLDS
J. J. Kohn
PNAS
September 1, 1956
42
(9)
650-653;
https://doi.org/10.1073/pnas.42.9.650
You have access
MEASURES OF THE VALUE OF INFORMATION
John McCarthy
PNAS
September 1, 1956
42
(9)
654-655;
https://doi.org/10.1073/pnas.42.9.654
You have access
DIOPHANTINE EQUATIONS IN CERTAIN RINGS
H. S. Vandiver
PNAS
September 1, 1956
42
(9)
656-665;
https://doi.org/10.1073/pnas.42.9.656
Physics
You have access
A FUNDAMENTAL THEORY OF SUPERCONDUCTIVITY
Kenneth S. Pitzer
PNAS
September 1, 1956
42
(9)
665-670;
https://doi.org/10.1073/pnas.42.9.665
You have access
CONVERGENT APPROACH TO THE THEORY OF ELEMENTARY PARTICLE INTERACTIONS
I. E. Segal
PNAS
September 1, 1956
42
(9)
670-676;
https://doi.org/10.1073/pnas.42.9.670
Physiology
You have access
TEMPERATURE INDEPENDENCE IN A UNICELLULAR “CLOCK”
Victor G. Bruce
and
Colin S. Pittendrigh
PNAS
September 1, 1956
42
(9)
676-682;
https://doi.org/10.1073/pnas.42.9.676
You have access
INFLUENCE OF PROTEIN AND CALCIUM ADDITIONS TO ALREADY ADEQUATE DIET
Henry C. Sherman
,
Constance S. Pearson
,
Mary E. R. Bal
,
Andrea McCarthy
, and
Caroline Sherman Lanford
PNAS
September 1, 1956
42
(9)
682-687;
https://doi.org/10.1073/pnas.42.9.682
You have access
MEASUREMENT OF IMPOSED VOLTAGE GRADIENT ADEQUATE TO MODULATE NEURONAL FIRING
C. A. Terzuolo
and
T. H. Bullock
PNAS
September 1, 1956
42
(9)
687-694;
https://doi.org/10.1073/pnas.42.9.687
ZoÃlogy
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IN VITRO AND IN VIVO EFFECTS OF A NERVE GROWTH-STIMULATING AGENT ISOLATED FROM SNAKE VENOM
Rita Levi-Montalcini
and
Stanley Cohen
PNAS
September 1, 1956
42
(9)
695-699;
https://doi.org/10.1073/pnas.42.9.695
You have access
ON TIME LAGS IN EQUATIONS OF GROWTH
P. J. Wangersky
and
W. J. Cunningham
PNAS
September 1, 1956
42
(9)
699-702;
https://doi.org/10.1073/pnas.42.9.699
Correction
You have access
COURSE OF PRODUCTION OF AN ISOANTISERUM EFFECTING TUMOR HOMOGRAFT SURVIVAL IN MICE
PNAS
September 1, 1956
42
(9)
702;
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