This journal provides immediate access to some articles. Volume 60(4); August 1968 INTRODUCTION PMCID: PMC224881 Representation of information in neurons and sites for molecular participation. PMCID: PMC224882 The neuronal membrane. PMCID: PMC224883 Synaptic transmission. PMCID: PMC224884 Fibrous proteins--neuronal organelles. PMCID: PMC224885 STRESS-STRAIN RELATIONS FOR CRYSTALS CONTAINING PLASTIC DEFORMATION PMCID: PMC224886 MOMENTUM OPERATORS IN QUANTUM MECHANICS PMCID: PMC224887 HOW GOOD IS THE BORN-OPPENHEIMER APPROXIMATION? PMCID: PMC224888 PARTIAL MOLAR ROTATORY POWERS AND OPTICAL ACTIVITY IN PROTEINS AND POLYPEPTIDES, II. THE ALPHA-HELIX OF POLY-L-ALANINE PMCID: PMC224889 CONFORMATIONS OF POLYPEPTIDES WITH IONIZED SIDE CHAINS OF EQUAL LENGTH PMCID: PMC224890 APPLICATION OF A NEW MODULATION METHOD FOR LINEAR DICHROISM STUDIES OF ORIENTED BIOPOLYMERS IN THE VACUUM ULTRAVIOLET PMCID: PMC224891 ION DISTRIBUTION IN CONCENTRATED ELECTROLYTES PMCID: PMC224892 A PROTON MAGNETIC RESONANCE STUDY OF THE INTERACTION OF ADENOSINE WITH POLYURIDYLIC ACID: EVIDENCE FOR BOTH ADENINE-URACIL BASE-STACKING AND BASE-PAIRING PMCID: PMC224893 NATURAL-ABUNDANCE C13 NUCLEAR MAGNETIC RESONANCE SPECTRA OF MEDIUM-MOLECULAR-WEIGHT ORGANIC COMPOUNDS PMCID: PMC224894 BOWLS, f-FIBER BUNDLES, AND THE ALTERATION OF CRITICAL VALUES PMCID: PMC224895 CONVERGENCE OF POISSON INTEGRALS FOR BOUNDED SYMMETRIC DOMAINS PMCID: PMC224896 A KRONECKER-WEYL THEOREM MODULO 2 PMCID: PMC224897 ON COMPLEMENTED AND QUASI-COMPLEMENTED SUBSPACES OF QUOTIENTS OF C(S) FOR STONIAN S PMCID: PMC224898 ON SOME FUNCTIONAL EQUATIONS ASSOCIATED WITH SEMIGROUPS OF OPERATORS PMCID: PMC224899 SOME FURTHER REMARKS ON INEQUALITIES FOR SAMPLE SUMS PMCID: PMC224900 TIME-FREE CONTINUOUS PROCESSES PMCID: PMC224901 ON EQUATIONS WITH SETS AS UNKNOWNS PMCID: PMC224902 THE DEGREE OF CONVERGENCE OF SEQUENCES OF LINEAR POSITIVE OPERATORS PMCID: PMC224903 The effect of polyene macrolides on the prostate gland and canine prostatic hyperplasia. PMCID: PMC224904 Immunochemical and ultrastructural studies of myosin synthesis. PMCID: PMC224905 An autoradiographic study of genetic transformation. PMCID: PMC224906 Osteosarcomas appearing in Syrian hamsters after treatment with extracts of human osteosarcomas. PMCID: PMC224907 Demonstration of cell-bound and humoral immunity against neuroblastoma cells. PMCID: PMC224908 Activation of infectious SV40 synthesis in transformed cells. PMCID: PMC224909 The requirement for sensitized lymphocytes in one form of antigen-induced histamine release from rabbit platelets. PMCID: PMC224910 Autonomous pleiotropy in Drosophilia. PMCID: PMC224911 Genetic evidence for the disposition of the substrate binding site of beta-galactosidase. PMCID: PMC224912 The origin and direction of replication of the chromosome of Escherichia coli B-r. PMCID: PMC224913 Genetics of somatic mammalian cells, VII. Induction and isolation of nutritional mutants in Chinese hamster cells. PMCID: PMC224914 The operators controlled by the lambda phage repressor. PMCID: PMC224915 The integrated state of viral DNA in SV40-transformed cells. PMCID: PMC224916 Electrophysiological responses of the chemoreceptors of the blowfly to sodium salts of fatty acids. PMCID: PMC224917 Generation of slow postsynaptic potentials without increases in ionic conductance. PMCID: PMC224918 Regulation by testosterone and insulin of citrate secretion and protein synthesis in explanted mouse prostates. PMCID: PMC224919 Action of sodium acetylsalicylate upon sweat glands of the cat's foot pad. PMCID: PMC224920 Rapid exchange of cellular or cell surface potassium in the rat's heart. PMCID: PMC224921 Patterns of mental ability and socioeconomic status. PMCID: PMC224922 Studies on polynucleotides, 88. Enzymatic joining of chemically synthesized segments corresponding to the gene for alanine-tRNA. PMCID: PMC224923 Amino acid control over RNA synthesis: a re-evaluation. PMCID: PMC224924 Conformational differences in neurohypophyseal peptides: a countercurrent distribution and partition chromatography study. PMCID: PMC224925 Mechanism of DNA chain growth, II. Accumulation of newly synthesized short chains in E. coli infected with ligase-defective T4 phages. PMCID: PMC224926 The rate of an allosteric process: inhibition of homoserine dehydrogenase I from E. coli by threonine. PMCID: PMC224927 On the location and structure of the active sites of antibody molecules. PMCID: PMC224928 Quantitative aspects of the origin of pentose in Escherichia coli. PMCID: PMC224929 Enzymatic activities of mouse nerve growth factor and its subunits. PMCID: PMC224930 Behavioral and biochemical effects of intracranial injection of cytosine arabinoside in goldfish. PMCID: PMC224931 An early alteration in the phospholipid metabolism of lymphocytes by phytohemagglutinin. PMCID: PMC224932 Coding by T4 phage DNA of soluble RNA containing pseudouridylic acid. PMCID: PMC224933 The role of chromatin in estrogen action in the uterus, I. The control of template capacity and chemical composition and the binding of H3-estradiol-17 beta. PMCID: PMC224934 Electron donors in tissues. PMCID: PMC224935 Amine synthesis in rapidly growing tissues: ornithine decarboxylase activity in regenerating rat liver, chick embryo, and various tumors. PMCID: PMC224936 Translation of the tryptophan messenger RNA of Escherichia coli. PMCID: PMC224937 Observations on the conformation of human beta lipoprotein: evidence for the occurrence of beta structure. PMCID: PMC224938 Carbamyl phosphate: an allosteric substrate for aspartate transcarbamylase of Escherichia coli. PMCID: PMC224939 Transfer RNA, I. Isolation and characterization of a new yeast alanine transfer RNA. PMCID: PMC224940 Stability of differentiation-specific and nonspecific messenger RNA in insect cells. PMCID: PMC224941 Replicating molecules of circular mitochondrial DNA. PMCID: PMC224942 Decarboxylation of alpha-ketoglutarate coupled to collagen proline hydroxylase. PMCID: PMC224943 Inhibition of formylmethionyl-transfer RNA binding to ribosomes by tetracycline. PMCID: PMC224944 Protein chain initiation and deformylation in B. subtilis homogenates. PMCID: PMC224945 Properties of a temperature-sensitive radiation-sensitive mutant of Escherichia coli. PMCID: PMC224946 A new kinetic model for polynucleotide metabolism. PMCID: PMC224947 Physical properties of Rous Sarcoma Virus RNA. PMCID: PMC224948 Prediction of alpha-helical regions in proteins of known sequence. PMCID: PMC224949 Studies on the mechanism of estrogen-mediated tissue differentiation: regulation of nuclear transcription and induction of new RNA species. PMCID: PMC224950 Correction A CLASS OF NONAUTONOMOUS DIFFERENTIAL EQUATIONS REDUCIBLE TO AUTONOMOUS ONES BY AN EXACT METHOD PMCID: PMC224951 Corrects: A CLASS OF NONAUTONOMOUS DIFFERENTIAL EQUATIONS REDUCIBLE TO AUTONOMOUS ONES BY AN EXACT METHOD. Proc Natl Acad Sci U S A. 1967 August; 58(2): 412–419. Journal Matter Original table of contents page Administrative content — journal masthead, notices, indexes, etc. | ||