1. Mapping of gshA, a gene for the biosynthesis of glutathione in Eschericha coli K12

   • P. Apontoweil
   • W. Berends

   OriginalPaper Pages: 91 - 95

2. Hyperproduction of the sigma subunit of RNA polymerase in a mutant of Escherichia coli

   • Yoshikazu Nakamura
   • Takashi Yura

   OriginalPaper Pages: 97 - 111

3. Host factor for coliphage Qβ RNA replication is present in Pseudomonas putida

   • Michael S. DuBow
   • Thomas Blumenthal

   OriginalPaper Pages: 113 - 119

4. A quantitative theory of transfection in B. subtilis

   • K. F. Fischbach
   • H. Ch. Spatz
   • G. Klotz

   OriginalPaper Pages: 121 - 145

5. DNA repair in Proteus mirabilis

   • J. Hofemeister
   • H. Böhme

   OriginalPaper Pages: 147 - 161

6. Genetic consequences of transfection with heteroduplex bacteriophage λ DNA

   • Raymond L. White
   • Maurice S. Fox

   OriginalPaper Pages: 163 - 171

7. Genetic analysis of mutants of Escherichia coli K12 and Salmonella typhimurium LT2 deficient in hydrogenase activity

   • Marie-Claire Pascal
   • Francine Casse
   • Michèle Lepelletier

   OriginalPaper Pages: 173 - 179

8. A mutant of Escherichia coli deficient in pyruvate formate lyase

   • S. Varenne
   • F. Casse
   • M. C. Pascal

   OriginalPaper Pages: 181 - 184

9. The mating reaction in yeast

   • John Blamire

   Short Communication Pages: 185 - 188