Xanthine dehydrogenase from Drosophila melanogaster T. C. R. EdwardsE. P. M. CandidoA. Chovnick OriginalPaper Pages: 1 - 6
The genetic organization of arginine biosynthesis in Pseudomonas aeruginosa Dieter HaasBruce W. HollowayThomas Leisinger OriginalPaper Pages: 7 - 22
Methionine biosynthesis in Saccharomyces cerevisiae Monique MasselotYolande Surdin-Kerjan OriginalPaper Pages: 23 - 30
Isolation and characterization of temperature sensitive mutants of cyanophage LPP-1 Ram Nagina SinghAjai Kumar Kashyap OriginalPaper Pages: 31 - 34
The firA gene, a locus involved in the expression of rifampicin resistance in Escherichia coli R. LatheJ. P. LecocqA. Resibois OriginalPaper Pages: 43 - 51
The firA gene, a locus involved in the expression of rifampicin resistance in Escherichia coli R. LatheJ. P. Lecocq OriginalPaper Pages: 53 - 60
Characterization of a regulatory mutant of fructose 1,6-bisphosphatase in Saccharomyces carlsbergensis K. W. van de PollD. H. J. Schamhart OriginalPaper Pages: 61 - 66
The effect of translation and transcription inhibitors on the synthesis of periplasmic phosphatases in E. coli M. WainwrightI. R. Beacham OriginalPaper Pages: 67 - 73
Mutants of Saccharomyces cerevisiae resistant to carbon catabolite repression F. K. ZimmermannI. Scheel OriginalPaper Pages: 75 - 82
Ribosomal abnormality in recA mutants of Escherichia coli Keith A. PowellPeter T. Emmerson OriginalPaper Pages: 83 - 86
The isolation and preliminary characterisation of auxotrophic and analogue resistant mutants of the moss, Physcomitrella patens N. W. AshtonD. J. Cove OriginalPaper Pages: 87 - 95
The production of somatic hybrids by protoplast fusion in the moss, Physcomitrella patens N. H. GrimsleyN. W. AshtonD. J. Cove OriginalPaper Pages: 97 - 100
Variations in the rate of synthesis of β and β′ RNA polymerase polypeptides under the influence of certain factors I. A. BassZh. M. GorlenkoR. S. Khesin OriginalPaper Pages: 101 - 110
A transcriptional barrier in the regulatory region of the tryptophan operon of Escherichia coli: Its role in the regulation of repressor-independent RNA synthesis Peter H. PouwelsHans Pannekoek Erratum Pages: 111 - 111