1. Escherichia coli plasmid pBR313 insertion into plant protoplasts and into their nuclei

   • P. F. Lurquin
   • C. I. Kado

   OriginalPaper Pages: 113 - 121

2. Slow UV-recovery and fast γ-recovery in wild-type Schizosaccharomyces pombe

   • Norman E. Gentner
   • Mary M. Werner

   OriginalPaper Pages: 123 - 128

3. Evidence for a second “Prereplicative G2” repair mechanism, specific for γ-induced damage, in wild-type Schizosaccharomyces pombe

   • N. E. Gentner

   OriginalPaper Pages: 129 - 133

4. Comparative studies of RNA polymerase subunits from various bacteria

   • Ryuji Fukuda
   • Akira Ishihama
   • Makoto Taketo

   OriginalPaper Pages: 135 - 144

5. The regulation of RNA synthesis in yeast I: Starvation experiments

   • Stephen G. Oliver
   • Calvin S. McLaughlin

   OriginalPaper Pages: 145 - 153

6. Physical and genetical characterisation of a second sex factor, SCP2, for Streptomyces coelicolor A3(2)

   • Mervyn J. Bibb
   • Richard F. Freeman
   • David A. Hopwood

   OriginalPaper Pages: 155 - 166

7. Genetics of ribosomal protein methylation in Escherichia coli

   • Charles Colson
   • Hamilton O. Smith

   OriginalPaper Pages: 167 - 173

8. Genetics of ribosomal protein methylation in Escherichia coli

   • Jacques Lhoest
   • Charles Colson

   OriginalPaper Pages: 175 - 180

9. Cytoplasmic and mitochondrial protein synthesis in the “petite-negative” yeast Kluyveromyces lactis

   • A. M. Guerrini
   • B. Luciano
   • F. Cavaliere

   OriginalPaper Pages: 181 - 184

10. Arsenate-resistant alkaline phosphatase-constitutive mutants of Escherichia coli

    • Ezra Yagil
    • Hagit Be'eri

    OriginalPaper Pages: 185 - 189

11. Segregation of human hypoxanthine phosphoribosyltransferase activity from somatic cell hybrids isolated after fusion of mouse gene transfer cells with Chinese hamster cells

    • Peter J. Davies
    • Klaus Willecke

    OriginalPaper Pages: 191 - 197

12. Genetic studies of the pyrimidine permeases from Saccharomyces cerevisiae: Lack of intragenic complementation

    • N. Parlebas
    • M. R. Chevallier

    OriginalPaper Pages: 199 - 202

13. Two modes of loss of the tol function from Pseudomonas putida mt-2

    • Susan A. Bayley
    • Clive J. Duggleby
    • Paul Broda

    OriginalPaper Pages: 203 - 204

14. Transposition of TnA does not generate deletions

    • Peter M. Bennett
    • John Grinsted
    • Mark H. Richmond

    OriginalPaper Pages: 205 - 211

15. Isolation and characterization of yeast mutants defective in intermediary carbon metabolism and in carbon catabolite derepression

    • Michael Ciriacy

    OriginalPaper Pages: 213 - 220

16. Endonuclease for apurinic sites in yeast comparison of the enzyme activity in the wild type and in rad mutants of Saccharomyces cerevisiae to MMS

    • Ewa Chlebowicz
    • Witold J. Jachymczyk

    Short Communication Pages: 221 - 223