This journal provides immediate access to some articles. Volume 51(6); June 1964 Astronomy THE ABUNDANCES OF IRON AND SILICON IN THE SUN PMCID: PMC300243 Biochemistry A CHEMICAL MECHANISM FOR OSCILLATION OF GLYCOLYTIC INTERMEDIATES IN YEAST CELLS PMCID: PMC300199 CELL-FREE PROTEIN SYNTHESIS: MESSENGER COMPETITION FOR RIBOSOMES PMCID: PMC300201 ISOLATION AND PROPERTIES OF A NUCLEIC ACID HYBRID POLYMERASE PMCID: PMC300205 AN ANALYSIS OF THE OPTICAL ROTATORY DISPERSION OF POLYPEPTIDES AND PROTEINS, III PMCID: PMC300206 BIOSYNTHESIS OF A LYSINE-RICH HISTONE IN ISOLATED CALF THYMUS NUCLEI PMCID: PMC300208 ACTIVATION OF PROTEIN SYNTHESIS IN THE IMBIBITION PHASE OF SEED GERMINATION PMCID: PMC300214 THE NATURE OF IRON IN FERREDOXIN PMCID: PMC300217 THE STRUCTURE OF THE THREE-STRANDED HELIX, POLY (A + 2U) PMCID: PMC300220 STUDIES ON THE ACTIVE SITE OF CHYMOTRYPSIN PMCID: PMC300222 POLYMERIZATION OF FROG AND TURTLE HEMOGLOBINS PMCID: PMC300224 THE NUMBER OF SOLUBLE RNA MOLECULES ON RETICULOCYTE POLYRIBOSOMES PMCID: PMC300225 AN ISOMORPHOUS HEAVY ATOM SUBSTITUTION AT THE ACTIVE SITE OF GAMMA-CHYMOTRYPSIN PMCID: PMC300227 SELECTIVE INHIBITION OF SYNTHESIS OF RIBOSOMAL RNA IN ESCHERICHIA COLI BY LEVORPHANOL PMCID: PMC300228 THE FORMATION OF λ BACTERIOPHAGE BY λ DNA IN DISRUPTED CELL PREPARATIONS PMCID: PMC300231 ENZYMIC EXCHANGE OF LEUCINE BETWEEN DIFFERENT COMPONENTS OF LEUCINE ACCEPTOR RNA IN ESCHERICHIA COLI PMCID: PMC300232 ASPECTS OF CONTROL OF PROTEIN SYNTHESIS IN NORMAL AND REGENERATING RAT LIVER, II. A MICROSOMAL INHIBITOR OF AMINO ACID INCORPORATION WHOSE ACTION IS ANTAGONIZED BY GUANOSINE TRIPHOSPHATE PMCID: PMC300233 THE RELATIONSHIP OF THE NUCLEOLUS TO THE SYNTHESIS OF RIBOSOMAL RNA IN HELA CELLS PMCID: PMC300235 RESOLUTION OF THE E. COLI AMINO ACYL sRNA TRANSFER FACTOR INTO TWO COMPLEMENTARY FRACTIONS PMCID: PMC300238 ON THE ROLE OF AMMONIUM OR POTASSIUM ION IN AMINO ACID POLYMERIZATION PMCID: PMC300239 THE EFFECT OF UNIVALENT CATIONS ON THE BINDING OF sRNA TO THE TEMPLATE-RIBOSOME COMPLEX PMCID: PMC300240 ACTION SPECTRUM FOR FERRICYANIDE PHOTOREDUCTION AND REDOX POTENTIAL OF CHLOROPHYLL 683 PMCID: PMC300241 THE ACYL CARRIER PROTEIN OF FATTY ACID SYNTHESIS: PURIFICATION, PHYSICAL PROPERTIES, AND SUBSTRATE BINDING SITE PMCID: PMC300242 DAMPED SINUSOIDAL OSCILLATIONS OF CYTOPLASMIC REDUCED PYRIDINE NUCLEOTIDE IN YEAST CELLS PMCID: PMC300244 BIOCHEMICAL STUDIES ON ADENOVIRUS MULTIPLICATION, VI. PROPERTIES OF HIGHLY PURIFIED TUMORIGENIC HUMAN ADENOVIRUSES AND THEIR DNA's PMCID: PMC300245 SOME OBSERVATIONS ON THE „LATENT” RIBONUCLEASE OF ESCHERICHIA COLI PMCID: PMC300247 ROLE OF FERREDOXIN IN PHOTOSYNTHETIC PRODUCTION OF OXYGEN AND PHOSPHORYLATION BY CHLOROPLASTS PMCID: PMC300248 A LIMITING LAW RELATING THE SIZE AND SHAPE OF PROTEIN MOLECULES TO THEIR COMPOSITION PMCID: PMC300250 MECHANISM OF PEPTIDE BOND FORMATION IN POLYPEPTIDE SYNTHESIS PMCID: PMC300251 Botany THE NATURE OF AITKEN CONDENSATION NUCLEI IN THE ATMOSPHERE PMCID: PMC300246 Chemistry MEAN-SQUARE MOMENTS OF CHAIN MOLECULES PMCID: PMC300212 KINEMATIC STABILIZATION OF CONTINUOUS-FLOW ELECTROPHORESIS AGAINST THERMAL CONVECTION PMCID: PMC300221 DECREASED TYROSINE HYDROXYL ACIDITY THROUGH POLYALANYLATION PMCID: PMC300226 ELECTRON SPIN RESONANCE AND LUMINESCENCE STUDIES OF EXCITED STATES OF NUCLEIC ACIDS PMCID: PMC300252 Engineering THE RECTANGULARITY LAW OF TRANSFORMERS PMCID: PMC300236 Genetics SINGLE PEPTIDE DIFFERENCES BETWEEN γ-GLOBULINS OF DIFFERENT GENETIC (Gm) TYPES PMCID: PMC300202 MATING SPEED CONTROL BY GENE ARRANGEMENTS IN DROSOPHILA PSEUDOOBSCURA HOMOKARYOTYPES PMCID: PMC300203 POSSIBLE SOMATIC CELL MATING IN TWIN CATTLE WITH ERYTHROCYTE MOSAICISM PMCID: PMC300207 CLUSTERING OF FUNCTIONALLY RELATED GENES IN SALMONELLA TYPHIMURIUM PMCID: PMC300211 TESTS FOR A GENE-DEPENDENT CYTOPLASMIC PARTICLE ASSOCIATED WITH R PARAMUTATION IN MAIZE PMCID: PMC300213 FUNDAMENTAL CHROMOSOME STRUCTURE PMCID: PMC300249 Mathematics REMARKS ON NONLINEAR FUNCTIONAL EQUATIONS PMCID: PMC300198 A GLOBAL EXISTENCE THEOREM FOR SOME DIFFERENTIAL EQUATIONS IN HILBERT SPACES PMCID: PMC300204 H = W PMCID: PMC300210 ON THE STRUCTURE OF COMPACT COMPLEX ANALYTIC SURFACES, II PMCID: PMC300219 WEIGHTING PATTERNS AND THE CONTROLLABILITY AND OBSERVABILITY OF LINEAR SYSTEMS PMCID: PMC300223 Microbiology STREPTOMYCIN-INDUCED OVERSUPPRESSION IN E. COLI PMCID: PMC300200 POLYRIBOSOMES AND MORPHOLOGY IN NEUROSPORA CRASSA PMCID: PMC300209 REPLICATION OF POLIOVIRUS RNA INDUCED BY HETEROLOGOUS VIRUS PMCID: PMC300215 MATURATION OF POLIOVIRUS RNA WITH CAPSID PROTEIN CODED BY HETEROLOGOUS ENTEROVIRUSES PMCID: PMC300216 EFFECT OF CORTISONE ON GENETIC RESISTANCE TO MOUSE HEPATITIS VIRUS IN VIVO AND IN VITRO PMCID: PMC300229 THE DEVELOPMENTAL SIGNIFICANCE OF ALANINE DEHYDROGENASE IN BACILLUS SUBTILIS PMCID: PMC300230 Physiology COUNTERCURRENT HEAT EXCHANGE IN THE RESPIRATORY PASSAGES PMCID: PMC300234 Psychology ON MEMORY AND RECALL PMCID: PMC300218 Zoölogy COMPETITION, HABITAT SELECTION, AND CHARACTER DISPLACEMENT IN A PATCHY ENVIRONMENT PMCID: PMC300237 Correction INDUCED ENZYME FORMED ON BACTERIAL POLYRIBOSOMES PMCID: PMC300253 Corrects: INDUCED ENZYME FORMED ON BACTERIAL POLYRIBOSOMES. Proc Natl Acad Sci U S A. 1964 January; 51(1): 111–118. Erratum ON THE DENATURATION OF CHROMOSOMAL DNA in situ PMCID: PMC300254 Corrects: ON THE DENATURATION OF CHROMOSOMAL DNA IN SITU. Proc Natl Acad Sci U S A. 1964 May; 51(5): 731–735. Journal Matter Original table of contents page Administrative content — journal masthead, notices, indexes, etc. | ||