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This journal provides immediate access to some articles. Volume 70(9); September 1973 Biological Sciences: Biochemistry Molecular Structures of Acetylcholinesterase from Electric Organ Tissue of the Electric Eel PMCID: PMC427036 Electron Carriers of Cytochrome Oxidase Detectable by Electron Paramagnetic Resonance and Their Relationship to Those Traditionally Recognized in This Enzyme PMCID: PMC427037 Two Distinct Types of Enhancement of Galactose Uptake into Hamster Cells: Tumor-Virus Transformation and Hexose Starvation PMCID: PMC427043 The Catalytic Mechanism of Carbonic Anhydrase PMCID: PMC427044 Transformation of Neuraminidase-Treated Lymphocytes by Soybean Agglutinin PMCID: PMC427046 Some Binding Parameters of Chromatin Acidic Proteins with High Affinity for Deoxyribonucleic Acid PMCID: PMC427048 Cyclic Adenosine Monophosphate Receptor: Loss of cAMP-Dependent DNA Binding Activity after Proteolysis in the Presence of Cyclic Adenosine Monophosphate PMCID: PMC427049 A Purine Polyribonucleotide Synthetase from Escherichia coli PMCID: PMC427055 Guanosine 5′-Diphosphate, 3′-Diphosphate: Assignment of Structure by 13C Nuclear Magnetic Resonance Spectroscopy PMCID: PMC427056 The Mechanism of Photoaffinity Labeling PMCID: PMC427057 Isolation and Characterization of Lipopolysaccharide Protein from Escherichia coli PMCID: PMC427058 Regulation of 5-Methyltetrahydrofolate:Homocysteine Methyltransferase Activity by Methionine, Vitamin B12, and Folate in Cultured PMCID: PMC427061 Pyridoxal Compounds as Specific Reagents for the α and β N-Termini of Hemoglobin PMCID: PMC427063 Replacement of the Sequence G-T-Ψ-C-G(A)- by G-A-U-C-G- in Initiator Transfer RNA of Rabbit-Liver Cytoplasm PMCID: PMC427064 Discriminatory Ribosome Rebinding of Isolated Regions of Protein Synthesis Initiation from the Ribonucleic Acid of Bacteriophage R17 PMCID: PMC427065 Biosynthesis of Transfer RNA: In Vitro Conversion of Transfer RNA Precursors from Bombyx mori to 4S RNA by Escherichia coli Enzymes PMCID: PMC427066 Enzyme Assay in Microsomes Below Zero Degrees PMCID: PMC427071 Addition of Histones to Histone-Depleted Nuclei: Effect on Template Activity Toward DNA and RNA Polymerases PMCID: PMC427072 Nucleotide Sequence of HS-β Satellite DNA from Kangaroo Rat Dipodomys ordii PMCID: PMC427073 Regulation of Subunit Synthesis of Escherichia coli RNA Polymerase PMCID: PMC427075 Alignment of Two DNA Helices: A Model for Recognition of DNA Base Sequences by the Termini-Generating Enzymes of Phage λ, 186, and P2 PMCID: PMC427079 Synthesis and Aminoacylation of 3′-Amino-3′-deoxy Transfer RNA and Its Activity in Ribosomal Protein Synthesis PMCID: PMC427080 A Specific Photoreaction in Polydeoxyadenylic Acid PMCID: PMC427083 Complete Amino-Acid Sequence of Actin of Rabbit Skeletal Muscle PMCID: PMC427084 Inhibition of Transcription of the Histidine Operon In Vitro by the First Enzyme of the Histidine Pathway PMCID: PMC427085 Biological Sciences: Cell Biology Adhesive Recognition and Retinotectal Specificity PMCID: PMC427038 Malignant Lymphoma in Cottontop Marmosets after Inoculation with Epstein-Barr Virus PMCID: PMC427039 Temperature-Induced Variations in the Surface Topology of Cultured Lymphocytes Are Revealed by Scanning Electron Microscopy PMCID: PMC427040 An Immobilized Three-Enzyme System: A Model for Microenvironmental Compartmentation in Mitochondria PMCID: PMC427050 Separation of the Messenger RNAs of Newcastle Disease Virus by Gel Electrophoresis PMCID: PMC427052 Developmentally Regulated, Carbohydrate-Binding Protein in Dictyostelium discoideum PMCID: PMC427054 Mobility of Carbohydrate-Containing Structures on the Surfaces Membrane and the Normal Differentiation of Myeloid Leukemic Cells to Macrophages and Granulocytes PMCID: PMC427059 Cell-Free Translation of Maternal Messenger RNA from Sea Urchin Eggs PMCID: PMC427067 Habituation of Tobacco Pith Cells for Factors Promoting Cell Division Is Heritable and Potentially Reversible PMCID: PMC427077 Enzyme Loading of Erythrocytes PMCID: PMC427078 Maximal Concanavalin A-Specific Agglutinability Without Loss of Density-Dependent Growth Control PMCID: PMC427081 Stimulation of Polypeptide Initiation In Vitro After Protein Synthesis Inhibition In Vivo in HeLa Cells PMCID: PMC427082 Pituitary Extracts and Steroid Hormones in the Control of 3T3 Cell Growth PMCID: PMC427087 Biological Sciences: Genetics Independent Segregation of the H-2 Locus and the Locus for Responsiveness to Histamine-Sensitizing Factor PMCID: PMC427042 Reexpression of the Rat Hypoxanthine Phosphoribosyltransferase Gene in Rat-Human Hybrids PMCID: PMC427062 Biological Sciences: Immunology New Lymphocyte Antigen System (Lna) Controlled by the Ir Region of the Mouse H-2 Complex PMCID: PMC427045 Allograft Tolerance: Presumptive Evidence That Serum Factors from Tolerant Animals That Block Lymphocyte-Mediated Immunity In Vitro Are Soluble Antigen-Antibody Complexes PMCID: PMC427051 Cell Interactions Between Histoincompatible T and B Lymphocytes. The H-2 Gene Complex Determines Successful Physiologic Lymphocyte Interactions PMCID: PMC427069 Synergism Between Subpopulations of Thymus-Derived Cells Mediating the Proliferative and Effector Phases of the Mixed Lymphocyte Reaction PMCID: PMC427088 Biological Sciences: Medical Sciences Leukemia-Specific DNA Sequences in Leukocytes of the Leukemic Member of Identical Twins PMCID: PMC427070 Biological Sciences: Microbiology Host Restriction of Friend Leukemia Virus. Role of the Viral Outer Coat PMCID: PMC427053 Biological Sciences: Physiology Evidence for Higher Functions of the Cerebellum: Eating and Grooming Elicited by Cerebellar Stimulation in Cats PMCID: PMC427041 Binding of Nerve Growth Factor Receptor in Sympathetic Ganglia PMCID: PMC427047 Biological Sciences: Zoology Setae of the First Antennae of the Copepod Cyclops scutifer (Sars): Their Structure and Importance PMCID: PMC427076 General Homeostasis of the Frequency of Circadian Oscillations PMCID: PMC427086 Physical Sciences: Chemistry Resonance Raman Studies of the Electronic State of Oxygen in Hemerythrin PMCID: PMC427060 Disulfide Bond Dihedral Angles from Raman Spectroscopy PMCID: PMC427068 Synthesis of the Myoglobin Active Site PMCID: PMC427074 Correction Characteristics of polarographic catalytic waves observed with bovine-serum albumin: Kinetic or diffusion control PMCID: PMC427089 Corrects: Characteristics of Polarographic Catalytic Waves Observed with Bovine-Serum Albumin: Kinetic or Diffusion Control. Proc Natl Acad Sci U S A. 1973 July; 70(7): 2020–2024. Journal Matter Original table of contents page Administrative content — journal masthead, notices, indexes, etc. Advertisements | ||