This journal provides immediate access to some articles. Volume 73(7); July 1976 Retinal has a highly dipolar vertically excited singlet state: implications for vision. PMCID: PMC430480 Maximal functions: Spherical means PMCID: PMC430482 Maximal functions: Homogeneous curves PMCID: PMC430483 Classification of irreducible tempered representations of semisimple Lie groups PMCID: PMC430485 Synthesis of choline from ethanolamine in rat brain. PMCID: PMC430487 Structure of L-arabinose-binding protein from Escherichia coli at 5 A resolution and preliminary results at 3.5 A. PMCID: PMC430489 Synthesis of extensive, possibly complete, DNA copies of poliovirus RNA in high yields and at high specific activities. PMCID: PMC430492 Isolation of an inhibitor of DNA synthesis specific for normal and malignant mammary cells. PMCID: PMC430494 Structural evidence that human liver and placental alkaline phosphatase isoenzymes are coded by different genes. PMCID: PMC430496 A model for cytochrome oxidase. PMCID: PMC430498 Redox titration of fluorescence yield of photosystem II PMCID: PMC430500 Physical studies of denatured tRNA2Glu from Escherichia coli. PMCID: PMC430502 Role of 5S RNA in assembly and function of the 50S subunit from Escherichia coli. PMCID: PMC430504 Isolation of a novel endogenous opiate analgesic from human blood. PMCID: PMC430506 Initiation of replication in chromosomal DNA induced by extracts from proliferating cells. PMCID: PMC430508 Effect of Fv-1 gene product on proviral DNA formation and integration in cells infected with murine leukemia viruses. PMCID: PMC430510 Mutagenicity of aflatoxins related to their metabolism and carcinogenic potential. PMCID: PMC430512 Chloroplast coupling factor 1: A species-specific receptor for tentoxin PMCID: PMC430514 Purification and properties of a DNA-binding protein with characteristics expected for the Cro protein of bacteriophage lambda, a repressor essential for lytic growth. PMCID: PMC430516 Monomer molecular weight of T antigen from simian virus 40-infected and transformed cells. PMCID: PMC430518 Independent regulation of endogenous and exogenous avian RNA tumor virus genes. PMCID: PMC430520 Spike-forming model of the neural membrane: Improvement in the parameter values PMCID: PMC430522 Deposition of histone onto the replicating chromosome: newly synthesized histone is not found near the replication fork. PMCID: PMC430523 Temporal relationships of chromatin protein synthesis, DNA synthesis, and assembly of deoxyribonucleoprotein. PMCID: PMC430526 Hydrogen donor system for Escherichia coli ribonucleoside-diphosphate reductase dependent upon glutathione. PMCID: PMC430527 Antibody evidence for different conformational states of ADP, ATP translocator protein isolated from mitochondria. PMCID: PMC430529 Regulation of transcription factor rho and the alpha subunit of RNA polymerase in Escherichia coli B/r. PMCID: PMC430531 DNA sequence organization in the lepidopteran Antheraea pernyi. PMCID: PMC430533 Hybridization of RNA to double-stranded DNA: formation of R-loops. PMCID: PMC430535 Kinetics of branch migration in double-stranded DNA. PMCID: PMC430537 Dietary and hormonal regulation of the content of acetyl coenzyme A carboxylase-synthesizing polysomes in rat liver. PMCID: PMC430540 Elevated serum ribonuclease in patients with pancreatic cancer. PMCID: PMC430542 Structure of 7,12-dimethylbenz(a)anthracene-guanosine adducts. PMCID: PMC430543 Isolation of inverted repeat sequences, including IS1, IS2, and IS3, in Escherichia coli plasmids. PMCID: PMC430545 Calcium control of actin-activated myosin adenosine triphosphatase from Dictyostelium discoideum. PMCID: PMC430547 A fucose-deficient glycoprotein precursor to Rauscher leukemia virus gp69/71. PMCID: PMC430550 Metal-induced infidelity during DNA synthesis. PMCID: PMC430553 The evolution of a universal genetic code PMCID: PMC430555 Origin and direction of synthesis of bacteriophage fl DNA. PMCID: PMC430557 Chick cytoplasmic actin and muscle actin have different structural genes. PMCID: PMC430559 Nucleotide sequence of region preceding trp mRNA initiation site and its role in promoter and operator function. PMCID: PMC430561 Host restriction of Friend leukemia virus: synthesis and integration of the provirus. PMCID: PMC430564 Characterization of the collagen synthesized by endothelial cells in culture. PMCID: PMC430566 Polypeptides with nonsuppressible insulin-like and cell-growth promoting activities in human serum: isolation, chemical characterization, and some biological properties of forms I and II. PMCID: PMC430569 Synapse and acetylcholine receptor synthesis by neurons dissociated from retina. PMCID: PMC430571 Tubulin aggregation and disaggregation: mediation by two distinct vinblastine-binding sites. PMCID: PMC430572 New low resolution model for 50S subunit of Escherichia coli ribosomes. PMCID: PMC430574 Comparative study by circular dichroism of the conformation of deazapurine nucleosides and that of common purine nucleosides. PMCID: PMC430576 Electrophoretic distributions of human peripheral blood mononuclear white cells from normal subjects and from patients with acute lymphocytic leukemia. PMCID: PMC430578 Charge pair model of bioenergetics: redox enzymes. PMCID: PMC430580 Enhancement of postreplication repair in Chinese hamster cells. PMCID: PMC430582 Influence of growth conditions upon the number of chloroplast DNA molecules in Euglena gracilis PMCID: PMC430584 Immunological block to mammalian fertilization: survival and organ distribution of immunoglobulin which inhibits fertilization in vivo. PMCID: PMC430585 Lateral transport on cell membranes: mobility of concanavalin A receptors on myoblasts. PMCID: PMC430587 gamma-Glutamyl transpeptidase, a lymphoid cell-surface marker: relationship to blastogenesis, differentiation, and neoplasia. PMCID: PMC430589 Deficiency of gamma-ray excision repair in skin fibroblasts from patients with Fanconi's anemia. PMCID: PMC430591 Establishment of a noradrenergic clonal line of rat adrenal pheochromocytoma cells which respond to nerve growth factor. PMCID: PMC430592 Paradoxical effects of cycloheximide and cytochalasin B on hamster cell hexose uptake. PMCID: PMC430594 Localization of low density lipoprotein receptors on plasma membrane of normal human fibroblasts and their absence in cells from a familial hypercholesterolemia homozygote. PMCID: PMC430596 Role of a peptidase in phagocyte chemotaxis. PMCID: PMC430599 Enveloped virus acquires membrane defect when passaged in fibroblasts from I-cell disease patients. PMCID: PMC430601 Increase of AKR-specific sequences in tumor tissues of leukemic AKR mice. PMCID: PMC430603 Hybridization of potato spindle tuber viroid to cellular DNA of normal plants PMCID: PMC430605 A purine auxotroph deficient in phosphoribosylpyrophosphate amidotransferase and phosphoribosylpyrophosphate aminotransferase activities with normal activity of ribose-5-phosphate aminotransferase. PMCID: PMC430607 Ontogeny of mouse B lymphocytes and inactivation by antigen of early B lymphocytes. PMCID: PMC430609 Sequences related to immunoglobulin kappa chain messenger RNA in T cells. PMCID: PMC430610 Modulation of the immune response by a synthetic adjuvant and analogs. PMCID: PMC430612 Phylogenetic origins of immune recognition: lymphocyte surface immunoglobulins in the goldfish, Carassius auratus. PMCID: PMC430614 Detergent-soluble HLA antigens contain a hydrophilic region at the COOH-terminus and a penultimate hydrophobic region. PMCID: PMC430616 Role of major histocompatibility complex gene products in delayed-type hypersensitivity. PMCID: PMC430618 Natural antibodies in sera from healthy humans to antigens on surfaces of type C RNA viruses and cells from primates. PMCID: PMC430620 High blood pressure related to carcinogen-induced unscheduled DNA synthesis, DNA carcinogen binding, and chromosomal aberrations in human lymphocytes. PMCID: PMC430622 Interactions between nutritional factors and drug biotransformations in man. PMCID: PMC430624 Simian virus to (SV40) tumor-specific proteins in nucleus and plasma membrane of HeLa cells infected by adenovirus 2-SV40 hybrid virus Ad2+ND2. PMCID: PMC430626 Prevention of phagosome-lysosome fusion in cultured macrophages by sulfatides of Mycobacterium tuberculosis. PMCID: PMC430628 Morphine-like peptides in mammalian brain: isolation, structure elucidation, and interactions with the opiate receptor. PMCID: PMC430630 Tetrodotoxin-resistant dendritic spikes in avian Purkinje cells. PMCID: PMC430632 Chemo-anemotaxis: a behavioral response to sex pheromone in nonflying insects. PMCID: PMC430634 Corrections Purification of folate binding factor in normal umbilical cord serum PMCID: PMC430636 Corrects: Purification of folate binding factor in normal umbilical cord serum. Proc Natl Acad Sci U S A. 1975 November; 72(11): 4261–4264. A relativistic spherical vortex PMCID: PMC430638 Corrects: A relativistic spherical vortex. Proc Natl Acad Sci U S A. 1976 March; 73(3): 687–691. Intramolecular crosslinking of tropomyosin via disulfide bond formation: Evidence for chain register PMCID: PMC430639 Corrects: Intramolecular crosslinking of tropomyosin via disulfide bond formation: evidence for chain register. Proc Natl Acad Sci U S A. 1975 September; 72(9): 3377–3381. Determination of the number of superhelical turns in simian virus 40 DNA by gel electrophoresis PMCID: PMC430641 Corrects: Determination of the number of superhelical turns in simian virus 40 DNA by gel electrophoresis. Proc Natl Acad Sci U S A. 1975 December; 72(12): 4876–4880. Affinity of myosin S-1 for F-actin, measured by time-resolved fluorescence anisotropy PMCID: PMC430642 Corrects: Affinity of myosin S-1 for F-actin, measured by time-resolved fluorescence anisotropy. Proc Natl Acad Sci U S A. 1976 January; 73(1): 133–137. Antigen stimulation of prostaglandin synthesis and control of immune responses PMCID: PMC430644 Corrects: Antigen stimulation of prostaglandin synthesis and control of immune responses. Proc Natl Acad Sci U S A. 1976 April; 73(4): 1300–1304. A 15-hydroxyprostaglandin dehydrogenase specific for prostaglandin A in rabbit kidney PMCID: PMC430646 Corrects: A 15-hydroxyprostaglandin dehydrogenase specific for prostaglandin A in rabbit kidney. Proc Natl Acad Sci U S A. 1976 April; 73(4): 1107–1111. Journal Matter Original table of contents page Administrative content — journal masthead, notices, indexes, etc. | ||