1. Regeneration of plants from “habituated” and “Agrobacterium-transformed” single-cell clones of tobacco

   • M. D. Sacristán
   • G. Melchers

   OriginalPaper Pages: 111 - 117

2. Transfer of Ti plasmids between Agrobacterium strains by mobilisation with the conjugative plasmid RP4

   • N. Van Larebeke
   • Ch. Genetello
   • J. Schell

   OriginalPaper Pages: 119 - 124

3. Defective thymine dimer excision in radiation-sensitive mutants rad10 and rad16 of Saccharomyces cerevisiae

   • Louise Prakash

   OriginalPaper Pages: 125 - 128

4. Physical and genetic studies with restriction endonucleases on the broad host-range plasmid RK2

   • Richard Meyer
   • David Figurski
   • Donald R. Helinski

   OriginalPaper Pages: 129 - 135

5. Interaction of super-repressible and dominant constitutive mutations for the synthesis of galactose pathway enzymes in Saccharomyces cerevisiae

   • Y. Nogi
   • K. Matsumoto
   • Y. Oshima

   OriginalPaper Pages: 137 - 144

6. Replication of the mini-R1 plasmid Rsc11 and Rsc11 hybrid plasmids

   • H. Mayer
   • G. Luibrand
   • W. Goebel

   OriginalPaper Pages: 145 - 152

7. Control of ribosomal RNA synthesis in Escherichia coli

   • Akira Muto

   OriginalPaper Pages: 153 - 159

8. Control of ribosomal RNA synthesis in Escherichia coli

   • Akira Muto

   OriginalPaper Pages: 161 - 165

9. Allelism studies of mitochondrial mutants resistant to antimycin A or funiculosin in Saccharomyces cerevisiae

   • Elke Pratje
   • Georg Michaelis

   OriginalPaper Pages: 167 - 174

10. Restriction endonuclease mapping and mutagenesis of the F sex factor replication region

    • Jack J. Manis
    • Bruce C. Kline

    OriginalPaper Pages: 175 - 182

11. The isolation and genetic characterization of extrachromosomal chloramphenicol and oligomycin-resistant mutants from the petite-negative yeast Kluyveromyces lactis

    • Aurora Brunner
    • Alba Tuena de Cobos
    • David E. Griffiths

    OriginalPaper Pages: 183 - 191

12. Pyruvate kinase mutants of Saccharomyces cerevisiae: Biochemical and genetic characterisation

    • P. K. Maitra
    • Zita Lobo

    OriginalPaper Pages: 193 - 200

13. Rolling circle replicative structure of bacteriophage λ DNA in a recombination deficient system

    • Seishi Takahashi

    OriginalPaper Pages: 201 - 204

14. A specialized transducing λ phage carrying the Escherichia coli genes for phenylalanyl-tRNA synthetase

    • H. Hennecke
    • M. Springer
    • A. Böck

    OriginalPaper Pages: 205 - 210

15. Replication of Fpoh ⁺ plasmid in mafA mutants of Escherichia coli defective in plasmid maintenance

    • Chieko Wada
    • Takashi Yura
    • Sota Hiraga

    OriginalPaper Pages: 211 - 217

16. The use of a novel plate assay in a search for yeast mutants defective in deoxyribonucleases

    • Leland H. Johnston

    OriginalPaper Pages: 219 - 222