This journal provides immediate access to some articles. Volume 52(2); August 1964 Astronomy ON ELEMENT SYNTHESIS AND THE INTERPRETATION OF THE ABUNDANCES OF HEAVY NUCLIDES PMCID: PMC300288 Biochemistry FERREDOXIN AND ATP, REQUIREMENTS FOR NITROGEN FIXATION IN CELL-FREE EXTRACTS OF CLOSTRIDIUM PASTEURIANUM PMCID: PMC300271 PRODUCTION OF ANTIBODIES TO DENATURED DEOXYRIBONUCLEIC ACID (DNA) PMCID: PMC300272 URIDINE-SPECIFIC ANTIBODIES OBTAINED WITH SYNTHETIC ANTIGENS PMCID: PMC300273 THE ENZYMATIC METHYLATION OF RNA AND DNA, VIII. EFFECTS OF BACTERIOPHAGE INFECTION ON THE ACTIVITY OF THE METHYLATING ENZYMES PMCID: PMC300274 THE PROBABLE SEQUENCE OF NUCLEOTIDES IN SOME CODONS PMCID: PMC300275 MECHANISM OF AMINOACYL RNA SYNTHESIS: STUDIES WITH ISOLATED AMINOACYL ADENYLATE COMPLEXES OF ISOLEUCYL RNA SYNTHETASE PMCID: PMC300280 CONTROL OF THE WAVEFORM OF OSCILLATIONS OF THE REDUCED PYRIDINE NUCLEOTIDE LEVEL IN A CELL-FREE EXTRACT PMCID: PMC300281 CHARACTERIZATION OF THE LONG-ACTING THYROID STIMULATOR OF GRAVES' DISEASE PMCID: PMC300282 THE FEEDBACK CONTROL OF SUGAR NUCLEOTIDE BIOSYNTHESIS IN LIVER PMCID: PMC300286 DELAYED FLUORESCENCE IN DNA-ACRIDINE DYE COMPLEXES PMCID: PMC300287 STUDIES ON THE FORMATION OF TOBACCO MOSAIC VIRUS RIBONUCLEIC ACID, V. PRESENCE OF TOBACCO MOSAIC VIRUS IN THE NUCLEUS OF THE HOST CELL PMCID: PMC300289 DOUBLE-STRANDED RNA FROM TOBACCO LEAVES INFECTED WITH TMV PMCID: PMC300290 RNA CODEWORDS AND PROTEIN SYNTHESIS, II. NUCLEOTIDE SEQUENCE OF A VALINE RNA CODEWORD PMCID: PMC300293 ESTROGEN-INDUCED FORMATION OF UTERINE RIBOSOMES PMCID: PMC300297 INHIBITION BY DIISOPROPYLFLUOROPHOSPHATE OF A KIDNEY TRANSPORT ADENOSINE TRIPHOSPHATASE BY PHOSPHORYLATION OF A SERINE RESIDUE PMCID: PMC300299 AMINO ACID CODING IN A SUBCELLULAR SYSTEM DERIVED FROM THE L1210 MOUSE ASCITES LEUKEMIA PMCID: PMC300301 ASYMMETRIC SYNTHESIS OF RNA IN VITRO: DEPENDENCE ON DNA CONTINUITY AND CONFORMATION PMCID: PMC300303 BIOLOGICAL AND BIOCHEMICAL PROPERTIES OF THE ANALOGUE ANTIBIOTIC TUBERCIDIN PMCID: PMC300304 THE BIOSYNTHESIS OF APOFERRITIN BY RETICULOCYTES PMCID: PMC300306 Botany A POSSIBLE FUNCTIONING IN VIVO OF PLASTOCYANIN IN PHOTOSYNTHESIS AS REVEALED BY A LIGHT-INDUCED ABSORBANCE CHANGE PMCID: PMC300265 THE DEVELOPMENT OF DIFFERENTIAL PERMEABILITY IN ISOLATED STELES OF CORN ROOTS PMCID: PMC300300 Centennial Celebration (First Scientific Session) INTRODUCTION PMCID: PMC300308 THE ORIGIN OF THE ELEMENTS PMCID: PMC300309 THE HISTORY OF STARS AND GALAXIES PMCID: PMC300310 THE HISTORY OF THE SOLAR SYSTEM PMCID: PMC300311 THE ORIGINS OF THE CONTINENTS, OCEANS, AND ATMOSPHERE PMCID: PMC300312 THE ORIGINS OF LIFE PMCID: PMC300313 Centennial Celebration (Second Scientific Session) THE ORGANIZATION OF LIVING MATTER PMCID: PMC300314 Chemistry THE RESPONSE OF THREE CATALYTICALLY FUNCTIONAL GROUPS IN CHYMOTRYPSIN TO CHANGES IN ACIDITY PMCID: PMC300291 Engineering INTEGRATED MAGNETIC AND SUPERCONDUCTIVE MEMORIES PMCID: PMC300285 Genetics REPLICATIVE FRAGMENTATION IN T4 BACTERIOPHAGE DNA, II. BIPARENTAL MOLECULAR RECOMBINATION PMCID: PMC300261 RELATIVE CYTOGENETIC EFFICIENCY OF MUONS AND π- MESONS IN ZEA MAYS (L.) PMCID: PMC300262 GENETIC STUDIES ON MUTANT ENZYMES IN MAIZE, V. IN VITRO INTERCONVERSION OF ALLELIC ISOZYMES PMCID: PMC300263 DISTRIBUTIVE PAIRING: THE SIZE-DEPENDENT MECHANISM FOR REGULAR SEGREGATION OF THE FOURTH CHROMOSOMES IN DROSOPHILA MELANOGASTER PMCID: PMC300264 GENETIC ANALYSES OF SALMONELLA TYPHIMURIUM × ESCHERICHIA COLI HYBRIDS PMCID: PMC300278 HOMOLOGY BETWEEN RNA FROM ROUS SARCOMA VIRUS AND DNA FROM ROUS SARCOMA VIRUS-INFECTED CELLS PMCID: PMC300279 TWO SEQUENTIAL REPRESSIONS OF DNA SYNTHESIS IN THE ESTABLISHMENT OF LYSOGENY BY PHAGE P22 AND ITS MUTANTS PMCID: PMC300284 ON THE MECHANISM OF DEOXYRIBONUCLEATE INTEGRATION IN PNEUMOCOCCAL TRANSFORMATION PMCID: PMC300292 STRUCTURAL HOMOZYGOSITY IN MARGINAL POPULATIONS OF NEARCTIC AND NEOTROPICAL SPECIES OF DROSOPHILA IN FLORIDA PMCID: PMC300294 Mathematics DIFFRACTION OF VECTOR ELASTIC WAVES BY A CLAMPED FINITE STRIP PMCID: PMC300259 STABLE BUNDLES AND UNITARY BUNDLES ON A COMPACT RIEMANN SURFACE PMCID: PMC300260 THE SINGULARITY OF GAUSSIAN MEASURES IN FUNCTION SPACE PMCID: PMC300295 Microbiology THE UNWINDING OF THE DNA MOLECULE PMCID: PMC300266 CURTAILMENT OF THE LATENT PERIOD BY DOUBLE-INFECTION WITH POLIOVIRUSES PMCID: PMC300267 THE ROLE OF D-ALANINE IN THE SEROLOGICAL SPECIFICITY OF GROUP A STREPTOCOCCAL GLYCEROL TEICHOIC ACID PMCID: PMC300269 THE CAPSULAR POLYSACCHARIDE OF A MUCOID VARIANT OF E. COLI K12 PMCID: PMC300270 Pathology TOBACCO SMOKING AND LONGEVITY PMCID: PMC300258 A SUGGESTED CONTROL GENE MECHANISM FOR THE EXCESSIVE PRODUCTION OF TYPES I AND III PORPHYRINS IN CONGENITAL ERYTHROPOIETIC PORPHYRIA PMCID: PMC300302 Physics AN IMPROVED MAGNETIC DENSITOMETER: THE PARTIAL SPECIFIC VOLUME OF RIBONUCLEASE PMCID: PMC300283 UPPER AND LOWER BOUNDS FOR RAYLEIGH-SCHRÖDINGER PERTURBATION ENERGIES PMCID: PMC300296 Physiology CONTINUOUS CONDUCTION OF ACTION POTENTIALS BY PERIPHERAL MYELINATED FIBERS PMCID: PMC300276 Psychology A DETECTION METHOD AND PROBABILISTIC MODELS FOR ASSESSING INFORMATION PROCESSING FROM BRIEF VISUAL DISPLAYS PMCID: PMC300298 Zoölogy SUBSTRATE AND NUTRIENT EFFECTS UPON EPIDERMAL BASAL CELL ORIENTATION AND PROLIFERATION PMCID: PMC300268 DEMONSTRATION OF POLYRIBOSOMES AFTER FERTILIZATION OF THE SEA URCHIN EGG PMCID: PMC300277 ON THE RNA SYNTHESIZED DURING THE LAMPBRUSH PHASE OF AMPHIBIAN OÖGENESIS PMCID: PMC300305 Erratum THE DEVELOPMENTAL SIGNIFICANCE OF ALANINE DEHYDROGENASE IN Basillus subtilis PMCID: PMC300307 Corrects: THE DEVELOPMENTAL SIGNIFICANCE OF ALANINE DEHYDROGENASE IN BACILLUS SUBTILIS. Proc Natl Acad Sci U S A. 1964 June; 51(6): 1164–1172. Journal Matter Original table of contents page Administrative content — journal masthead, notices, indexes, etc. | ||