This journal provides immediate access to some articles. Volume 46(6); June 1960 Biochemistry PHOSPHORYLATION COUPLED TO NITRITE OXIDATION BY PARTICLES FROM THE CHEMOAUTOTROPH, NITROBACTER AGILIS PMCID: PMC222932 THE FIRST STEP IN PHOTOSYNTHESIS: EVIDENCE FOR ITS ELECTRONIC NATURE PMCID: PMC222933 ANOMALOUS GROWTH OF MICROORGANISMS PRODUCED BY CHANGES IN ISOTOPES IN THEIR ENVIRONMENT PMCID: PMC222934 MODIFICATION OF THE STRUCTURE OF WATER IN AGAR GELS PMCID: PMC222935 STUDIES ON BEEF SPLEEN CATHEPSIN A PMCID: PMC222936 EVIDENCE FOR THE EXISTENCE OF A SINGLE-STRANDED STAGE OF T2 BACTERIOPHAGE DURING REPLICATION PMCID: PMC222937 ON ENZYME-SUBSTRATE RELATIONSHIPS DURING BIOCHEMICAL DIFFERENTIATION PMCID: PMC222939 A RIBONUCLEIC ACID FRACTION FROM YEAST RELATED IN COMPOSITION TO DESOXYRIBONUCLEIC ACID PMCID: PMC222940 PARTIAL PURIFICATION OF SOLUBLE RNA PMCID: PMC222941 Chemistry A NEW REACTION OF CYCLIC ALIPHATIC ANHYDRIDES PMCID: PMC222942 Engineering URBAN PLANNING, TRANSPORTATION, AND SYSTEMS ANALYSIS PMCID: PMC222943 Genetics SYNTHETIC STERILITY IN DROSOPHILA WILLISTONI PMCID: PMC222944 THE GENETIC STRUCTURE OF THE INCOMPATIBILITY FACTORS OF SCHIZOPHYLLUM COMMUNE: THE A-FACTOR PMCID: PMC222945 CYTOLOGICAL AND PHYLOGENETIC RELATIONSHIPS IN THE REPLETA GROUP OF THE GENUS DROSOPHILA PMCID: PMC222946 Mathematics A QUANTITATIVE FORMULATION OF SYLVESTER'S LAW OF INERTIA, II PMCID: PMC222947 SPECTRAL THEORY OF SMOOTHING OPERATORS PMCID: PMC222948 A NEW TYPE OF SIMPLE GROUPS OF FINITE ORDER PMCID: PMC222949 Physics MOTION OF A GYROSCOPE ACCORDING TO EINSTEIN'S THEORY OF GRAVITATION PMCID: PMC222950 UNITARY TRANSFORMATIONS AND THE ACTION PRINCIPLE PMCID: PMC222951 Physiology CAFFEINE CONTRACTURE PMCID: PMC222952 THE EFFECT OF K+, CA++, I-, AND TEMPERATURE ON THE CONTRACTURE OF TURTLE MUSCLE PMCID: PMC222953 THE SENSITIVITY OF NONPROPAGATING MUSCLE TO LONGITUDINAL CURRENT PMCID: PMC222955 Zoölogy ON THE OCCURRENCE OF CLADOCERAN REMAINS IN LAKE SEDIMENTS PMCID: PMC222956 Journal Matter Original table of contents page Administrative content — journal masthead, notices, indexes, etc. | ||