This journal provides immediate access to some articles. Volume 63(1); May 1969 Biological Sciences: Biochemistry THE COVALENT STRUCTURE OF AN ENTIRE γG IMMUNOGLOBULIN MOLECULE PMCID: PMC534037 ISOLATION OF ADENYL CYCLASE FROM Escherichia coli PMCID: PMC534038 RELEASE OF TRANSFER RNA DURING PEPTIDE CHAIN ELONGATION PMCID: PMC534040 POLYPEPTIDE CHAIN INITIATION IN E. coli: SULFHYDRYL GROUPS AND THE FUNCTION OF INITIATION FACTOR F2 PMCID: PMC534041 CALORIMETRIC EVIDENCE FOR THE LIQUID-CRYSTALLINE STATE OF LIPIDS IN A BIOMEMBRANE PMCID: PMC534007 SOME PROPERTIES OF THE MICROSOMAL 2,3-OXIDOSQUALENE STEROL CYCLASE PMCID: PMC534008 THE STIMULATORY EFFECT OF CYCLIC ADENOSINE 3′5′-MONOPHOSPHATE ON DNA-DIRECTED SYNTHESIS OF β-GALACTOSIDASE IN A CELL-FREE SYSTEM PMCID: PMC534009 EVIDENCE FOR CONTROL OF THE RATE OF NUCLEAR DNA SYNTHESIS BY THE NUCLEAR MEMBRANE IN EUKARYOTIC CELLS PMCID: PMC534010 A FACTOR PROMOTING THE INITIATION OF GLOBIN SYNTHESIS IN A RABBIT RETICULOCYTE CELL-FREE SYSTEM PMCID: PMC534011 DNA-DEPENDENT RNA-DIRECTED PROTEIN SYNTHESIS in vitro, II. SYNTHESIS OF A ϕX-174 COAT PROTEIN COMPONENT PMCID: PMC534012 STRAND-SPECIFIC TRANSFER OF DONOR DNA DURING CONJUGATION IN E. coli PMCID: PMC534013 ENZYMATIC REPAIR OF DNA, I. PURIFICATION OF TWO ENZYMES INVOLVED IN THE EXCISION OF THYMINE DIMERS FROM ULTRAVIOLET-IRRADIATED DNA PMCID: PMC534014 SEPARATION OF MICROBIAL DEOXYRIBONUCLEIC ACIDS INTO COMPLEMENTARY STRANDS PMCID: PMC534015 THE SPECIFICITY OF INTERFERON INDUCTION IN CHICK EMBRYO CELLS BY HELICAL RNA PMCID: PMC534017 A FACTOR THAT STIMULATES RNA SYNTHESIS BY PURIFIED RNA POLYMERASE PMCID: PMC534018 CYTOKININS: SYNTHESIS, MASS SPECTRA, AND BIOLOGICAL ACTIVITY OF COMPOUNDS RELATED TO ZEATIN PMCID: PMC534019 PEPTIDE CHAIN TERMINATION, III. STIMULATION OF in vitro TERMINATION PMCID: PMC534020 CONGENITAL METHYLMALONIC ACIDEMIA: ENZYMATIC EVIDENCE FOR TWO FORMS OF THE DISEASE PMCID: PMC534021 PREPARATION OF FOUR NEW ANTIBIOTICS FROM A MUTANT OF Streptomyces fradiae PMCID: PMC534022 MEASUREMENT OF LIGAND-INDUCED CONFORMATIONAL CHANGES IN HEMOGLOBIN BY CIRCULAR DICHROISM PMCID: PMC534023 A NOVEL ACTION OF INSULIN ON PHOSPHOPROTEIN FORMATION BY MAMMARY GLAND EXPLANTS PMCID: PMC534024 Biological Sciences: Botany THE EFFECT OF REDOX POTENTIAL ON P870 FLUORESCENCE IN REACTION CENTERS FROM Rhodopseudomonas spheroides PMCID: PMC534031 Biological Sciences: Genetics GENETICS OF IMMUNOGLOBULIN κ-CHAINS: CHEMICAL ANALYSIS OF NORMAL HUMAN LIGHT CHAINS OF DIFFERING INV TYPES PMCID: PMC534036 Biological Sciences: Medical Sciences SOLUBLE HEPATIC δ-AMINOLEVULINIC ACID SYNTHETASE: END-PRODUCT INHIBITION OF THE PARTIALLY PURIFIED ENZYME PMCID: PMC534035 Biological Sciences: Microbiology IMMUNOCHEMISTRY OF THE CAPSULAR POLYSACCHARIDE OF AN Acinetobacter PMCID: PMC534032 Biological Sciences: Physiology INCREASED SURVIVAL IN MICE INOCULATED WITH TUMOR CELLS AND TREATED WITH INTERFERON PREPARATIONS PMCID: PMC534033 AN EFFECT OF POSTSYNAPTIC NEURONS UPON PRESYNAPTIC TERMINALS PMCID: PMC534034 National Academy of Sciences: Annual Meeting SCIENTIFIC PROGRAM AND ABSTRACTS OF CONTRIBUTED PAPERS PMCID: PMC534025 Physical Sciences: Chemistry BIRADICAL SPIN LABELING FOR NERVE MEMBRANES PMCID: PMC534006 MINIMIZATION OF POLYPEPTIDE ENERGY, VI. SYSTEMATIC SEARCHES FOR LOW-ENERGY CONFORMATIONS OF DECA-L-ALANINE AND THE OCTAPEPTIDE LOOP OF RIBONUCLEASE PMCID: PMC534039 MOTION OF STEROID SPIN LABELS IN MEMBRANES PMCID: PMC534016 DEPENDENCE OF THE KINETICS OF SINGLET-SINGLET ENERGY TRANSFER ON SPECTRAL OVERLAP PMCID: PMC534026 A STATIONARY STATE APPROACH TO RADIATIONLESS TRANSITIONS: RADIATION BANDWIDTH EFFECT ON EXCITATION PROCESSES IN POLYATOMIC MOLECULES PMCID: PMC534027 Physical Sciences: Mathematics A CURVILINEAR EXTENSION OF THE MAXIMUM MODULUS PRINCIPLE PMCID: PMC534028 AN EXAMPLE IN SURFACE AREA PMCID: PMC534029 FLEXIBLE POWER-ASSOCIATIVE ALGEBRAS OF DEGREE 1 PMCID: PMC534030 Journal Matter Original table of contents page Administrative content — journal masthead, notices, indexes, etc. | ||