This journal provides immediate access to some articles. Volume 49(3); March 1963 Biochemistry BIOSYNTHESIS OF VALINE AND ISOLEUCINE, VI. ENZYME REPRESSION IN SALMONELLA PMCID: PMC299825 NORMAL COUNTERPARTS TO BENCE-JONES PROTEINS: FREE L POLYPEPTIDE CHAINS OF HUMAN γ-GLOBULIN PMCID: PMC299827 BACTERIAL PHOTOPHOSPHORYLATION: REGULATION BY REDOX BALANCE PMCID: PMC299829 A COMPARISON OF CLOSTRIDIAL FERREDOXINS PMCID: PMC299830 CONSERVATION OF A VIRAL RNA GENOME DURING REPLICATION AND TRANSLATION PMCID: PMC299832 AN APPROACH TO THE EVOLUTION OF METABOLISM PMCID: PMC299833 AN UNUSUAL DNA EXTRACTED FROM BACTERIA INFECTED WITH PHAGE T2 PMCID: PMC299834 ISOTOPIC STUDIES ON ESTROGEN-INDUCED ACCELERATIONS OF RIBONUCLEIC ACID AND PROTEIN SYNTHESIS PMCID: PMC299836 THE BIOCHEMICAL FUNCTION OF BIOTIN, VI. CHEMICAL STRUCTURE OF THE CARBOXYLATED ACTIVE SITE OF PROPIONYL CARBOXYLASE PMCID: PMC299838 CHANGES IN THE PHYSICAL STATE OF DNA DURING THE REPLICATION CYCLE PMCID: PMC299839 THE EFFECT OF SECONDARY STRUCTURE ON THE TEMPLATE ACTIVITY OF POLYRIBONUCLEOTIDES PMCID: PMC299841 CHLORAMPHENICOL-PROMOTED REPRESSION OF β-GALACTOSIDASE SYNTHESIS IN ESCHERICHIA COLI PMCID: PMC299842 INDUCTION BY AN RNA PHAGE OF AN ENZYME CATALYZING INCORPORATION OF RIBONUCLEOTIDES INTO RIBONUCLEIC ACID PMCID: PMC299844 ON THE ROLE OF HISTONES IN REGULATING RIBONUCLEIC ACID SYNTHESIS IN THE CELL NUCLEUS PMCID: PMC299845 Genetics IDENTIFICATION OF THE IMMUNE SYSTEM RESPONSIBLE FOR THE SPECIFICITY OF ACTIVELY ACQUIRED TOLERANCE IN MICE PMCID: PMC299814 ILLEGITIMACY AND SPECIFIC FACTOR TRANSFER IN SCHIZOPHYLLUM COMMUNE PMCID: PMC299815 THE DEPENDENCE OF VIABILITY EFFECTS CAUSED BY IRRADIATION ON THE TYPE OF MATING PMCID: PMC299817 Geology A DISCUSSION AND PROPOSALS CONCERNING FOSSIL DINOFLAGELLATES, HYSTRICHOSPHERES, AND ACRITARCHS, II PMCID: PMC299818 Mathematics RESTRICTED INFRAPOLYNOMIALS AND TRIGONOMETRIC INFRAPOLYNOMIALS PMCID: PMC299819 Pathology EVIDENCE OF CONTINUOUS TRANSMISSION OF NONINFECTIOUS SV 40 VIRAL GENOME IN MOST OR ALL SV 40 HAMSTER TUMOR CELLS PMCID: PMC299821 Physiology A MATHEMATICAL TREATMENT OF THE DISTRIBUTION OF TIDAL VOLUME THROUGHOUT THE LUNG PMCID: PMC299822 Psychology THE HIGH-FREQUENCY SENSITIVITY OF THE GUINEA PIG EAR PMCID: PMC299824 Correction Interaction of Genotypes Determining Viability in Drosophila busckii PMCID: PMC299847 Corrects: INTERACTION OF GENOTYPES DETERMINING VIABILITY IN DROSOPHILA BUSCKII. Proc Natl Acad Sci U S A. 1963 February; 49(2): 270–278. Journal Matter Original table of contents page Administrative content — journal masthead, notices, indexes, etc. | ||