This journal provides immediate access to some articles. Volume 71(1); January 1974 Biological Sciences: Biochemistry Involvement of Two Protein Factors and ATP in In Vitro DNA Synthesis Catalyzed by DNA Polymerase III of Escherichia coli PMCID: PMC387920 The Enduring Behavioral Changes in Rats with Experimental Phenylketonuria PMCID: PMC387923 Mechanism of Inhibition of Eukaryotic Protein Synthesis by Trichothecene Fungal Toxins PMCID: PMC387925 Collagen Biosynthesis in Nonfibroblastic Cell Lines PMCID: PMC387929 Characterization of a New Murine Cellular DNA Polymerase PMCID: PMC387931 Use of Purified Polysomes from Rabbit Reticulocytes in a Specific Test for Initiation Factors PMCID: PMC387933 Penetration of Mouse Fibroblasts by the 5′-Phosphate of 9-β-D-Arabinofuranosyladenine and Incorporation of the Nucleotide into DNA PMCID: PMC387934 ACTH Antagonists PMCID: PMC387936 Insulin-Dependent Regulation of Insulin Receptor Concentrations: A Direct Demonstration in Cell Culture PMCID: PMC387937 The Requirement for Ribosomal Proteins L7 and L12 in Peptide-Chain Termination PMCID: PMC387938 Crosslinking of the Glycoproteins in Human Erythrocyte Membranes PMCID: PMC387939 Kinetics of Early Changes in Phosphate and Uridine Transport and Cyclic AMP Levels Stimulated by Serum in Density-Inhibited 3T3 Cells PMCID: PMC387940 Inhibition of Three Nucleotide Polymerases by Rifamycin Derivatives PMCID: PMC387943 Low Temperature Electronic Absorption Spectra of Oxidized and Reduced Spinach Ferredoxins. Evidence for Nonequivalent Iron(III) Sites PMCID: PMC387948 A Calcium Ionophore Simulating the Action of Epinephrine on the α-Adrenergic Receptor PMCID: PMC387949 Mechanism of DNA Replication in Drosophila Chromosomes: Structure of Replication Forks and Evidence for Bidirectionality PMCID: PMC387951 The Number of D and E Regions in the Fibrinogen Molecule PMCID: PMC387956 Evidence That the AKR Murine-Leukemia-Virus Genome Is Complete in DNA of the High-Virus AKR Mouse and Incomplete in the DNA of the “Virus-Negative” NIH Mouse PMCID: PMC387958 Asymmetry in the 50S Ribosomal Subunit of Escherichia coli PMCID: PMC387959 Differential Metabolism of Large and Small Poly(A) Sequences in the Heterogeneous Nuclear RNA of HeLa Cells PMCID: PMC387965 Metabolic Regulation of Cytoplasmic DNA Synthesis PMCID: PMC387966 Transformation of Cultured Mammalian Cells by Viable Herpes Simplex Virus Subtypes 1 and 2 PMCID: PMC387969 Activation of Transcription of hut DNA by Glutamine Synthetase PMCID: PMC387970 Proteins at the tRNA Binding Sites of Escherichia coli Ribosomes PMCID: PMC387971 Biological Sciences: Biophysics The Kinetics of Hemolytic Plaque Formation PMCID: PMC387922 Proton Magnetic Resonance and Magnetic Susceptibility Characterization of Ferredoxin I from Bacillus polymyxa PMCID: PMC387952 Electrostatic Effects on Lipid Phase Transitions: Membrane Structure and Ionic Environment PMCID: PMC387968 Biological Sciences: Cell Biology Molecular Complementarity of Yeast Glycoprotein Mating Factors PMCID: PMC387924 Calf Tendon Procollagen Peptidase: Its Purification and Endopeptidase Mode of Action PMCID: PMC387927 Correlation Between the Mobility of Inner Plasma Membrane Structure and Agglutination by Concanavalin A in Two Cell Lines of MOPC 173 Plasmocytoma Cells PMCID: PMC387945 Tumor-Host Cell Hybrids in Radiochimeras PMCID: PMC387954 Interferon Induction by Synthetic Polynucleotides: Importance of Purine N-7 and Strandwise Rearrangement PMCID: PMC387961 Modulation of Cell-Surface Antigens of a Murine Neuroblastoma PMCID: PMC387962 Biological Sciences: Genetics Synthesis of Diphtheria tox-Gene Products in Escherichia coli Extracts PMCID: PMC387921 Assignment of the Gene for Adenine Phosphoribosyltransferase to Human Chromosome 16 by Mouse-Human Somatic Cell Hybridization PMCID: PMC387928 Two Separate Genes Controlling Stimulation in Mixed Lymphocyte Reaction in Man PMCID: PMC387930 Effects of Guanosine Tetraphosphate, Guanosine Pentaphosphate, and β-γ Methylenyl-Guanosine Pentaphosphate on Gene Expression of Escherichia coli In Vitro PMCID: PMC387932 Restoration of the Conversion of Desmosterol to Cholesterol in L-Cells after Hybridization with Human Fibroblasts PMCID: PMC387944 Interaction Between Mendelian and Non-Mendelian Genes. Regulation of the Transmission of Non-Mendelian Genes by a Mendelian Gene In Chlamydomonas reinhardtii PMCID: PMC387955 Int-Constitutive Mutants of Bacteriophage Lambda PMCID: PMC387973 Biological Sciences: Immunology Highly Purified Papain-Solubilized HL-A Antigens Contain β2-Microglobulin PMCID: PMC387926 Germ Line Basis for Antibody Diversity: Immunoglobulin VH- and CH-gene Frequencies Measured by DNA·RNA Hybridization PMCID: PMC387941 Antibody-Mediated Suppression of Lymphoma: Participation of Platelets, Lymphocytes, and Nonphagocytic Macrophages PMCID: PMC387957 Interruption of the Sequential Release of Small and Large Molecules from Tumor Cells by Low Temperature During Cytolysis Mediated by Immune T-Cells or Complement PMCID: PMC387960 Biological Sciences: Medical Sciences Antibodies to Thymocytes in Sera of Patients with Schizophrenia PMCID: PMC387972 Biological Sciences: Microbiology Indirect Ultraviolet-Reactivation of Phage λ PMCID: PMC387953 Biological Sciences: Physiology Effects of 5-Hydroxykynurenamine, a New Serotonin Metabolite, on Isolated Dog Basilar Arteries PMCID: PMC387947 Physical Sciences: Chemistry D-Nor Steroids: Anomalous Conformation and Reactivity of C/D-cisD-Norandrostanes PMCID: PMC387935 Barrier Height for the Exchange Reaction F + HF → FH + F PMCID: PMC387942 The Selectivity Principle and the Question of the Bridged Structure of the 2-Norborynyl Cation PMCID: PMC387950 Effect of Chemical Substitution on Absorption Spectra and Magnetic Circular Dichroism of Molecules in Dense Media PMCID: PMC387967 Physical Sciences: Mathematics A New General Estimate of the Rate of Convergence in the Central Limit Theorem in Rk PMCID: PMC387946 Physical Sciences: Physics Scanning Transmission Electron Microscopy at High Resolution PMCID: PMC387919 Qualms Regarding the Range of Validity of the Glansdorff-Prigogine Criterion for Stability of Non-Equilibrium States PMCID: PMC387963 The Thermodynamic Stability Theory of Non-Equilibrium States PMCID: PMC387964 Journal Matter Original table of contents page Administrative content — journal masthead, notices, indexes, etc. | ||