This journal provides immediate access to some articles. Volume 42(5); May 1956 Biochemistry ON THE MECHANISM AND OPTICAL SPECIFICITY OF TRANSAMINATION REACTIONS PMCID: PMC528258 THE DISTRIBUTION OF POLIO ANTIBODIES IN SERUM PROTEINS PMCID: PMC528259 Chemistry MICROWAVE ABSORPTION AND MOLECULAR STRUCTURE IN LIQUIDS. XVII. DIELECTRIC RELAXATION TIMES AND SHAPES OF RIGID MOLECULES PMCID: PMC528260 Genetics THE MUTATION OF LINKED MAIZE ENDOSPERM LOCI INDUCED BY THERMAL-NEUTRON, X-, GAMMA, AND ULTRAVIOLET RADIATION PMCID: PMC528261 A BINARY MUTABILITY SYSTEM IN ESCHERICHIA COLI PMCID: PMC528262 Mathematics A UNIFIED THEORY OF GENERAL RELATIVITY OF GRAVITATION AND ELECTROMAGNETISM PMCID: PMC528263 INVARIANT DIFFERENTIAL OPERATORS ON A SEMISIMPLE LIE ALGEBRA PMCID: PMC528264 HARMONIC ANALYSIS FOR CERTAIN SEMIGROUPS PMCID: PMC528265 ABSTRACT HOMOTOPY. II PMCID: PMC528266 ON DIFFERENTIAL GEOMETRY AND HOMOGENEOUS SPACES. I PMCID: PMC528267 IMPLICIT FUNCTION THEOREM FOR QUASI-ANALYTIC AND RELATED CLASSES OF FUNCTIONS PMCID: PMC528268 ON DIOPHANTINE EQUATIONS WHICH HAVE NO SOLUTIONS PMCID: PMC528269 A GENERALIZATION OF THE PONTRJAGIN SQUARE COHOMOLOGY OPERATION PMCID: PMC528270 Pathology COURSE OF PRODUCTION OF AN ISOANTISERUM EFFECTING TUMOR HOMOGRAFT SURVIVAL IN MICE PMCID: PMC528271 Physics ON THE STABILITY OF THE SIMPLEST SOLUTION OF THE EQUATIONS OF HYDROMAGNETICS PMCID: PMC528272 WAVES IN A LATTICE OF SPHERICAL SCATTERERS PMCID: PMC528273 DETERMINATION OF CRYSTAL STRUCTURES BY MEANS OF ANOMALOUSLY SCATTERED X-RAYS PMCID: PMC528274 Psychology SOUND TRANSMISSION IN THE TURTLE'S EAR PMCID: PMC528275 Zoölogy NEW EXPERIMENTS ON CHEMICAL PHENOCOPIES PMCID: PMC528276 ANTISERA THAT BLOCK CELL DIVISION IN DEVELOPING EGGS OF SEA URCHINS PMCID: PMC528277 INHIBITION OF DIVISION AND DEVELOPMENT OF SEA-URCHIN EGGS BY ANTISERA AGAINST FERTILIZIN PMCID: PMC528278 Journal Matter Original table of contents page Administrative content — journal masthead, notices, indexes, etc. | ||