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This journal provides immediate access to some articles. Volume 75(3); March 1978 Electrophilic and free radical nitration of benzene and toluene with various nitrating agents PMCID: PMC411402 Intramolecular energy transfer in molecules with a large number of conformations PMCID: PMC411403 Cooperativity in O2 binding to iron porphyrins. PMCID: PMC411404 Chemistry of low-valent molybdenum phosphite complexes: Models of seven-coordinate reaction intermediates PMCID: PMC411405 Differentiation in lacunary directions PMCID: PMC411406 On the algebraic construction and classification of Harish-Chandra modules PMCID: PMC411407 Crystal structures of the α″-cerium phases PMCID: PMC411408 Limit theorems for weighted sums and stochastic approximation processes PMCID: PMC411409 Specific binding of tRNAMet to 23S rRNA of Escherichia coli. PMCID: PMC411410 Structure of hemoglobins Zürich [His E7(63)beta replaced by Arg] and Sydney [Val E11(67)beta replaced by Ala] and role of the distal residues in ligand binding. PMCID: PMC411411 Nucleotide sequences of the separate origins of synthesis of bacteriophage G4 viral and complementary DNA strands. PMCID: PMC411412 “Pretranscriptional capping” in the biosynthesis of cytoplasmic polyhedrosis virus mRNA PMCID: PMC411413 Stuttering: high-level mistranslation in animal and bacterial cells. PMCID: PMC411414 The disulfide bond connecting the chains of ricin. PMCID: PMC411415 Unsymmetrical and concerted examples of the effect of enzyme--enzyme interactions on steady-state enzyme kinetics. PMCID: PMC411416 Mammalian cytoplasmic actins are the products of at least two genes and differ in primary structure in at least 25 identified positions from skeletal muscle actins PMCID: PMC411417 Purification of ADP-ribosylated nuclear proteins by covalent chromatography on dihydroxyboryl polyacrylamide beads and their characterization. PMCID: PMC411418 Altered nucleosome structure containing DNA sequences complementary to 19S and 26S ribosomal RNA in Physarum polycephalum. PMCID: PMC411419 Regulation of protein synthesis: Activation by double-stranded RNA of a protein kinase that phosphorylates eukaryotic initiation factor 2 PMCID: PMC411420 Minichromosome from BK virus as a template for transcription in vitro. PMCID: PMC411421 Common methionine-tryptic peptides near the amino-terminal end of primate papovavirus tumor antigens PMCID: PMC411422 Common ancestor for concanavalin A and lentil lectin? PMCID: PMC411423 Two chromatographically separable forms of Escherichia coli elongation factor Tu. PMCID: PMC411424 Increased incorporation of adenosine into adenine nucleotide pools in serum-deprived mammalian cells. PMCID: PMC411425 Translational control by hemin is due to binding to cyclic AMP-dependent protein kinase. PMCID: PMC411426 Multiple receptors for brain dopamine. PMCID: PMC411427 Transglutaminase activity in human lymphocytes: early activation by phytomitogens. PMCID: PMC411428 Oligosaccharides containing glucose and mannose in glycoproteins of the thyroid gland. PMCID: PMC411429 Oligonucleotide inhibitor of protein synthesis made in extracts of interferon-treated chick embryo cells: Comparison with the mouse low molecular weight inhibitor PMCID: PMC411430 Flash photolysis of human serum albumin: characterization of the indole triplet absorption spectrum and decay at ambient temperature. PMCID: PMC411431 Transcription of cloned tRNA gene fragments and subfragments injected into the oocyte nucleus of Xenopus laevis. PMCID: PMC411432 Tetrakis(acetoxymercuri)methane: a polymetallic reagent for labeling sulfur in nucleic acids. PMCID: PMC411433 Promoter recognition by phage SP01-modified RNA polymerase. PMCID: PMC411434 Replica plating and in situ enzymatic assay of animal cell colonies established on filter paper. PMCID: PMC411435 Two thymidylate synthetases in Bacillus subtilis. PMCID: PMC411436 Fluorescent photoaffinity labeling: Adenosine 3′,5′-cyclic monophosphate receptor sites PMCID: PMC411437 Aspartic acid racemization in heavy molecular weight crystallins and water insoluble protein from normal human lenses and cataracts. PMCID: PMC411438 Precursors of three exported proteins in Escherichia coli. PMCID: PMC411439 Ligandin retains and albumin loses bilirubin binding capacity in liver cytosol. PMCID: PMC411440 Analysis of mRNA populations by cDNA·mRNA hybrid-mediated inhibition of cell-free protein synthesis PMCID: PMC411441 Changes in restricted human cellular DNA fragments containing globin gene sequences in thalassemias and related disorders PMCID: PMC411442 Cardiolipin: a stereospecifically spin-labeled analogue and its specific enzymic hydrolysis. PMCID: PMC411443 ATP-dependent Ca2+ uptake into plant membrane vesicles PMCID: PMC411444 Cell-cell interactions in conjugating Escherichia coli: purification of F pili with biological activity. PMCID: PMC411445 Amphibian oocyte maturation and protein synthesis: Related inhibition by cyclic AMP, theophylline, and papaverine PMCID: PMC411446 Defective regulation of cholesterol biosynthesis and plasma membrane fluidity in a Chinese hamster ovary cell mutant. PMCID: PMC411447 Novel properties of bacterial elongation factor Tu. PMCID: PMC411448 Topographical analysis of regulatory and metal ion binding sites on glutamine synthetase from Escherichia coli: 13C and 31P nuclear magnetic resonance and fluorescence energy transfer study PMCID: PMC411449 Detection and kinetic behavior of preproinsulin in pancreatic islets. PMCID: PMC411450 Phenotypically cryptic EcoRI endonuclease activity specified by the ColE1 plasmid. PMCID: PMC411451 Addition of mononucleotides to oligoribonucleotide acceptors with T4 RNA ligase. PMCID: PMC411452 Spliced early mRNAs of simian virus 40 PMCID: PMC411453 Biological activity of purified simian virus 40 T antigen proteins. PMCID: PMC411454 Evidence for splicing of avian sarcoma virus 5′-terminal genomic sequences onto viral-specific RNA in infected cells PMCID: PMC411455 DNA polymerase activities in differentiating mouse neuroblastoma N-18 cells. PMCID: PMC411456 Regulation of prolactin and somatotropin mRNAs by thyroliberin. PMCID: PMC411457 Intragenic DNA spacers interrupt the ovalbumin gene PMCID: PMC411458 Inactivation and chemical alteration of mating factor α by cells and spheroplasts of yeast PMCID: PMC411459 The intervening sequence of a mouse beta-globin gene is transcribed within the 15S beta-globin mRNA precursor. PMCID: PMC411460 Regulation of acetylcholine release from neuroblastoma x glioma hybrid cells. PMCID: PMC411461 Membrane lateral phase separations and chlortetracycline transport by Bacillus megaterium PMCID: PMC411462 Ligands containing heavy atoms: Perturbation of phosphorescence of a tryptophan residue in the binding site of wheat germ agglutinin PMCID: PMC411463 Composition of vacuoles and sarcoplasmic reticulum in fatigued muscle: electron probe analysis. PMCID: PMC411464 Neoplastic transformation of human diploid fibroblast cells by chemical carcinogens PMCID: PMC411465 Evidence for unaltered structure and in vivo assembly of microtubules in transformed cells. PMCID: PMC411466 Mechanism of the rapid antigonadotropic action of prostaglandins in cultured luteal cells PMCID: PMC411467 Evolution of the nervous system: Role of ontogenetic mechanisms in the evolution of matching populations PMCID: PMC411468 Colony size distributions as a measure of in vivo and in vitro aging. PMCID: PMC411469 Model for capping of membrane receptors based on boundary surface effects PMCID: PMC411470 Entrapment of metaphase chromosomes into phospholipid vesicles (lipochromosomes): Carrier potential in gene transfer PMCID: PMC411471 Cell adhesion to substrates containing adsorbed or attached IgG. PMCID: PMC411472 Thyroid hormones control lysosomal enzyme activities in liver and skeletal muscle PMCID: PMC411473 Indirect induction of differentiation in myeloid leukemic cells by lipid A PMCID: PMC411474 Expression of collagen biosynthetic activities in lymphocytic cells. PMCID: PMC411475 Isolation and characterization of enterotoxin-deficient mutants of Escherichia coli. PMCID: PMC411476 Localization of eukaryotic initiation factor 3 on native small ribosomal subunits PMCID: PMC411477 Inhibition by colchicine of changes in amino acid transport and initiation of DNA synthesis in regenerating rat liver. PMCID: PMC411478 Evidence for receptor-mediated binding of glycoproteins, glycoconjugates, and lysosomal glycosidases by alveolar macrophages. PMCID: PMC411479 Amino- and carboxyl-terminal amino acid sequences of proteins coded by gag gene of murine leukemia virus PMCID: PMC411480 Human placental cells transformed by tsA mutants of simian virus 40: a model system for the study of placental functions. PMCID: PMC411481 Species-dependent immunological differences between vertebrate brain tubulins. PMCID: PMC411482 Regulation of glutamine synthetase in cultured 3T3-L1 cells by insulin, hydrocortisone, and dibutyryl cyclic AMP PMCID: PMC411483 Molecular cloning of genetically active fragments of Bacillus DNA in Bacillus subtilis and properties of the vector plasmid pUB110. PMCID: PMC411484 Construction and properties of chimeric plasmids in Bacillus subtilis. PMCID: PMC411485 DNA cloning in Bacillus subtilis. PMCID: PMC411486 Chromosome mapping of the CYC7 gene determining yeast iso-2-cytochrome c: structural and regulatory regions. PMCID: PMC411487 Probability of founder effect in a tribal population. PMCID: PMC411488 Influence of homoeologous chromosomes on gene-dosage effects in allohexaploid wheat (Triticum aestivum L.). PMCID: PMC411489 Transfection of Fv-1 permissive and restrictive mouse cells with integrated DNA of murine leukemia viruses. PMCID: PMC411490 Chromosomal localization of human β globin gene on human chromosome 11 in somatic cell hybrids PMCID: PMC411491 Molecular alteration in a Neurospora crassa morphological mutant and its phenocopy. PMCID: PMC411492 Analysis of malignancy in human cells: malignant and transformed phenotypes are under separate genetic control. PMCID: PMC411493 Altered pattern of replication of human chromosomes in a human fibroblast-mouse cell hybrid. PMCID: PMC411494 Hemoglobin Lincoln Park: a betadelta fusion (anti-Lepore) variant with an amino acid deletion in the delta chain-derived segment. PMCID: PMC411495 Association of cyclic GMP with gene expression of polytene chromosomes of Drosophila melanogaster. PMCID: PMC411496 Sequence of a mouse germ-line gene for a variable region of an immunoglobulin light chain. PMCID: PMC411497 Chromosomal integration of phage lambda by means of a DNA insertion element. PMCID: PMC411498 Lambda2 light chains in normal mouse immunoglobulins. PMCID: PMC411499 Influence of dietary restriction on immunologic function and renal disease in (NZB × NZW) F1 mice PMCID: PMC411500 Pseudotypes of feline sarcoma virus contain an 85,000-dalton protein with feline oncornavirus-associated cell membrane antigen (FOCMA) activity. PMCID: PMC411501 Repertoire of antiviral antibodies expressed by somatic cell hybrids. PMCID: PMC411502 Specific antibody-dependent binding of complement component C1q to hapten-sensitized lipid vesicles. PMCID: PMC411503 Teratocarcinoma cell variants rejected by syngeneic mice: protection of mice immunized with these variants against other variants and against the original malignant cell line. PMCID: PMC411504 Detection of viral proteins in mouse mammary tumors by immunoperoxidase staining of paraffin sections. PMCID: PMC411505 Detection in human breast carcinomas of an antigen immunologically related to a group-specific antigen of mouse mammary tumor virus PMCID: PMC411506 Haemophilus influenzae bacteremia and meningitis resulting from survival of a single organism PMCID: PMC411507 Characterization of two types of human papillomaviruses in lesions of epidermodysplasia verruciformis PMCID: PMC411508 Development of a spin assay for reserve bilirubin loading capacity of human serum. PMCID: PMC411509 Morphine sulfate stimulates the adenylate cyclase in mouse caudate nuclei. PMCID: PMC411510 Alteration in suppressor cell activity in chronic active hepatitis PMCID: PMC411511 Degradation of basic protein in myelin by neutral proteases secreted by stimulated macrophages: A possible mechanism of inflammatory demyelination PMCID: PMC411512 Plasma radioiron kinetics in man: explanation for the effect of plasma iron concentration. PMCID: PMC411513 Diet, genetics, and mental retardation interaction between phenylketonuric heterozygous mother and fetus to produce nonspecific diminution of IQ: Evidence in support of the justification hypothesis PMCID: PMC411514 Identification of a polypeptide encoded by the avian sarcoma virus src gene. PMCID: PMC411515 Identification of pyramidal cells as the critical elements in hippocampal neuronal plasticity during learning. PMCID: PMC411516 Comparison of synchronization of circadian corticosteroid rhythms by photoperiod and food PMCID: PMC411517 Serotonin and substance P coexist in neurons of the rat's central nervous system PMCID: PMC411518 Opposing effects of calcium and barium in vertebrate rod photoreceptors PMCID: PMC411519 Neurons containing beta-endorphin in rat brain exist separately from those containing enkephalin: immunocytochemical studies. PMCID: PMC411520 Differential effects of perhydrohistrionicotoxin on neurally and iontophoretically evoked endplate currents. PMCID: PMC411521 Protein deficiency and energy restriction in young cebus monkeys. PMCID: PMC411522 Calcium leakage as a cause of the high resting tension in vascular smooth muscle from the spontaneously hypertensive rat. PMCID: PMC411523 Corrections Role of nucleotides in tubulin polymerization: Effect of guanylyl 5′-methylenediphosphonate PMCID: PMC411524 Corrects: Role of nucleotides in tubulin polymerization: effect of guanylyl 5'-methylenediphosphonate. Proc Natl Acad Sci U S A. 1977 November; 74(11): 4881–4885. Regional dissociation of β-endorphin and enkephalin contents in rat brain and pituitary PMCID: PMC411525 Corrects: Regional dissociation of beta-endorphin and enkephalin contents in rat brain and pituitary. Proc Natl Acad Sci U S A. 1977 November; 74(11): 5162–5165. Journal Matter Original table of contents page Administrative content — journal masthead, notices, indexes, etc. | ||