pmc logo imageJournal ListSearchpmc logo image
Logo of pnasPNAS Home page.PNAS Editorial BoardPNAS AboutPNAS SubscriptionsPNAS Info for Authors
This journal provides immediate access to some articles.
Other Issues:  previous | next | latest | archive
Volume 59(1);  January 1968
The cover of the journal
THE ABUNDANCE OF LEAD IN THE SUN
John Ross, Lawrence H. Aller, and Orren C. Mohler
Proc Natl Acad Sci U S A. 1968 January; 59(1): 1–6.
PMCID: PMC285991
DISSIPATIVE PROCESSES, QUANTUM STATES, AND ENTROPY
I. Prigogine, F. Henin, and Cl. George
Proc Natl Acad Sci U S A. 1968 January; 59(1): 7–14.
PMCID: PMC285992
CYTOKININS: SYNTHESIS OF 6-(3-METHYL-3-BUTENYLAMINO)-9-β-D-RIBOFURANOSYLPURINE (3IPA), AND THE EFFECT OF SIDE-CHAIN UNSATURATION ON THE BIOLOGICAL ACTIVITY OF ISOPENTYLAMINOPURINES AND THEIR RIBOSIDES
Nelson J. Leonard, Sidney M. Hecht, Folke Skoog, and Ruth Y. Schmitz
Proc Natl Acad Sci U S A. 1968 January; 59(1): 15–21.
PMCID: PMC285993
PREBIOTIC PORPHYRIN GENESIS: PORPHYRINS FROM ELECTRIC DISCHARGE IN METHANE, AMMONIA, AND WATER VAPOR
G. W. Hodgson and Cyril Ponnamperuma
Proc Natl Acad Sci U S A. 1968 January; 59(1): 22–28.
PMCID: PMC285994
ORGANIC GEOCHEMICAL STUDIES, II. A PRELIMINARY REPORT ON THE DISTRIBUTION OF ALIPHATIC HYDROCARBONS IN ALGAE, IN BACTERIA, AND IN A RECENT LAKE SEDIMENT
Jerry Han, E. D. McCarthy, William Van Hoeven, Melvin Calvin, and W. H. Bradley
Proc Natl Acad Sci U S A. 1968 January; 59(1): 29–33.
PMCID: PMC285995
STRUCTURE OF THE PHOTOHYDRATION PRODUCTS OF CYTIDINE AND URIDINE
Naishun Miller and Peter Cerutti
Proc Natl Acad Sci U S A. 1968 January; 59(1): 34–38.
PMCID: PMC285996
A TWO-STRUCTURE MODEL FOR ELECTROLYTIC SOLUTIONS
M. H. Lietzke, R. W. Stoughton, and R. M. Fuoss
Proc Natl Acad Sci U S A. 1968 January; 59(1): 39–45.
PMCID: PMC285997
ON THE MECHANISM OF THYMINE PHOTODIMERIZATION
A. A. Lamola and J. Eisinger
Proc Natl Acad Sci U S A. 1968 January; 59(1): 46–51.
PMCID: PMC285998
RELATIONS BETWEEN TWO KINDS OF THETA CONSTANTS ON A RIEMANN SURFACE
H. E. Rauch and H. M. Farkas
Proc Natl Acad Sci U S A. 1968 January; 59(1): 52–55.
PMCID: PMC285999
HOMOGENEOUS COMPLEX MANIFOLDS AND REPRESENTATIONS OF SEMISIMPLE LIE GROUPS
Wilfried Schmid
Proc Natl Acad Sci U S A. 1968 January; 59(1): 56–59.
PMCID: PMC286000
SOUSLIN'S PROBLEM
S. Tennenbaum
Proc Natl Acad Sci U S A. 1968 January; 59(1): 60–63.
PMCID: PMC286001
A CONTRIBUTION TO PROFIT MAXIMIZATION
Clarence Zener
Proc Natl Acad Sci U S A. 1968 January; 59(1): 64–68.
PMCID: PMC286002
A human interferon that crosses the species line.
J Desmyter, W E Rawls, and J L Melnick
Proc Natl Acad Sci U S A. 1968 January; 59(1): 69–76.
PMCID: PMC286003
The in vitro induction of an increase in cell multiplication and cellular life span by the water-soluble carcinogen dimethylnitrosamine.
E Huberman, S Salzberg, and L Sachs
Proc Natl Acad Sci U S A. 1968 January; 59(1): 77–82.
PMCID: PMC286004
The number of cell generations required to fix the transformed state in X-ray-induced transformation.
C Borek and L Sachs
Proc Natl Acad Sci U S A. 1968 January; 59(1): 83–85.
PMCID: PMC286005
Biological consequences of the replacement of choline by ethanolamine in the cell wall of Pneumococcus: chanin formation, loss of transformability, and loss of autolysis.
A Tomasz
Proc Natl Acad Sci U S A. 1968 January; 59(1): 86–93.
PMCID: PMC286006
Relation of Burkitt's tumor-associated herpes-ytpe virus to infectious mononucleosis.
G Henle, W Henle, and V Diehl
Proc Natl Acad Sci U S A. 1968 January; 59(1): 94–101.
PMCID: PMC286007
Genetic variation in natural island populations of members of the Drosophila nasuta and Drosophila ananassae subgroups.
W S Stone, M R Wheeler, F M Johnson, and K I Kojima
Proc Natl Acad Sci U S A. 1968 January; 59(1): 102–109.
PMCID: PMC286008
The fundamental nature of the genetic code: prebiotic interactions between polynucleotides and polyamino acids or their derivatives.
C R Woese
Proc Natl Acad Sci U S A. 1968 January; 59(1): 110–117.
PMCID: PMC286009
Reversal of early thyroid hormone action on mitochondria by bovine serum albumin in vitro.
F L Hoch and M V Motta
Proc Natl Acad Sci U S A. 1968 January; 59(1): 118–122.
PMCID: PMC286010
Metallocarbonic anhydrases: optical rotatory dispersion and circular dichroism.
J E Coleman
Proc Natl Acad Sci U S A. 1968 January; 59(1): 123–130.
PMCID: PMC286011
Evidence for long DNA strands in the replicating pool after T4 infection.
F R Frankel
Proc Natl Acad Sci U S A. 1968 January; 59(1): 131–138.
PMCID: PMC286012
The immediate precursor of viral RNA in the Q-beta-repicase reaction.
N R Pace, D H Bishop, and S Spiegelman
Proc Natl Acad Sci U S A. 1968 January; 59(1): 139–144.
PMCID: PMC286013
Replication of viral RNA, XVI. Enzymatic synthesis of infectious virual RNA with noninfectious Q-beta minus strands as template.
G Feix, R Pollet, and C Weissmann
Proc Natl Acad Sci U S A. 1968 January; 59(1): 145–152.
PMCID: PMC286014
Phase transitions in ribonucleic acid synthesis during germination of Bacillus subtilis spores.
R L Armstrong and N Sueoka
Proc Natl Acad Sci U S A. 1968 January; 59(1): 153–160.
PMCID: PMC286015
Remarks on sequence characteristics of the DNA and transfer RNA of yeast.
E Chargaff and H S Shapiro
Proc Natl Acad Sci U S A. 1968 January; 59(1): 161–163.
PMCID: PMC286016
Phosphorylation of methionine sulfoximine by glutamine synthetase.
R A Ronzio and A Meister
Proc Natl Acad Sci U S A. 1968 January; 59(1): 164–170.
PMCID: PMC286017
Dependence of "early" lambda bacteriophage RNA synthesis on bacteriophage-directed protein synthesis.
M W Konrad
Proc Natl Acad Sci U S A. 1968 January; 59(1): 171–178.
PMCID: PMC286018
A stepwise reaction yielding a complex between a supernatant fraction from E. coli, guanosine 5'-triphosphate, and aminoacyl-sRNA.
J Gordon
Proc Natl Acad Sci U S A. 1968 January; 59(1): 179–183.
PMCID: PMC286019
An intermediate in the replication of influenza virus RNA.
D P Nayak and M A Baluda
Proc Natl Acad Sci U S A. 1968 January; 59(1): 184–191.
PMCID: PMC286020
Mammalian cell growth proteins. I. Growth stimulation of fetuin.
T T Puck, C A Waldren, and C Jones
Proc Natl Acad Sci U S A. 1968 January; 59(1): 192–199.
PMCID: PMC286021
Chromatographic resolution of complementary strands of denatured Pneumococcal DNA.
M Roger
Proc Natl Acad Sci U S A. 1968 January; 59(1): 200–207.
PMCID: PMC286022
Multiple isoaccepting transfer RNA's in a muouse plasma cell tumor.
W K Yang and G D Novelli
Proc Natl Acad Sci U S A. 1968 January; 59(1): 208–215.
PMCID: PMC286023
The reversible dissocation of yeast enolase.
J M Brewer and G Weber
Proc Natl Acad Sci U S A. 1968 January; 59(1): 216–223.
PMCID: PMC286024
An enzymatic basis for secretor status and blood group substance specificity in humans.
L Shen, E F Grollman, and V Ginsburg
Proc Natl Acad Sci U S A. 1968 January; 59(1): 224–230.
PMCID: PMC286025
Characteristics of cystine and cysteine transport in rat kidney cortex slices.
S Segal and J C Crawhall
Proc Natl Acad Sci U S A. 1968 January; 59(1): 231–237.
PMCID: PMC286026
The activation of 50S and 30S E. coli ribosomes for polyphenylalanine synthesis.
T Nakamoto and E Hamel
Proc Natl Acad Sci U S A. 1968 January; 59(1): 238–245.
PMCID: PMC286027
Single-stranded, adenine-rich RNA from purified reoviruses.
A J Shatkin and J D Sipe
Proc Natl Acad Sci U S A. 1968 January; 59(1): 246–253.
PMCID: PMC286028
Glycolipids of hamster fibroblasts and derived malignant-transformed cell lines.
S I Hakomori and W T Murakami
Proc Natl Acad Sci U S A. 1968 January; 59(1): 254–261.
PMCID: PMC286029
Acidic proteins of mammalian nuclei: isolation and characterization.
W Benjamin and A Gellhorn
Proc Natl Acad Sci U S A. 1968 January; 59(1): 262–268.
PMCID: PMC286030
Enhancement of RNA synthesis in isolated pea nuclei by gibberellic acid.
M M Johri and J E Varner
Proc Natl Acad Sci U S A. 1968 January; 59(1): 269–276.
PMCID: PMC286031
Time of gene expression in relation to centromere distance during the cell cycle of Saccharomyces cereviseae.
P Tauro, H O Halvorson, and R L Epstein
Proc Natl Acad Sci U S A. 1968 January; 59(1): 277–284.
PMCID: PMC286032
Beta-glucoside permeases and phospho beta-glucosidases in Aerobacter aerogenes: relationship with cryptic phospho beta-glucosidases in Enterobacteriaceae.
S Schaefler and I Schenkein
Proc Natl Acad Sci U S A. 1968 January; 59(1): 285–292.
PMCID: PMC286033
Relative quantum efficiency of visible and infrared light on photosynthetic O2 production.
H G Lundegårdh
Proc Natl Acad Sci U S A. 1968 January; 59(1): 293–295.
PMCID: PMC286034
Immunological activity of thymus and thoracic-duct lymphocytes.
G F Mitchell and J F Miller
Proc Natl Acad Sci U S A. 1968 January; 59(1): 296–303.
PMCID: PMC286035
Journal Matter
Original table of contents page
Administrative content — journal masthead, notices, indexes, etc.
Other Issues:  previous | next | latest | archive
Articles from Proceedings of the National Academy of Sciences of the United States of America are provided here courtesy of
National Academy of Sciences