1. A new mutant of Bacillus subtilis altered in the initiation of chromosome replication

   • Silvano Riva
   • Cornelis van Sluis
   • Arturo Falaschi

   OriginalPaper Pages: 185 - 202

2. Stimulation of conjugal recombinant production in recB ⁻ cells by the subsequent introduction of recB ⁺ genes

   • Edward A. Birge

   OriginalPaper Pages: 203 - 210

3. Coordination of macromolecular synthesis in the slime mould Physarum polycephalum

   • Barbara S. Plaut
   • Geoffrey Turnock

   OriginalPaper Pages: 211 - 225

4. Antibiotic-resistant mutants of Bacillus subtilis conditional for sporulation

   • R. Scott Graham
   • Kenneth F. Bott

   OriginalPaper Pages: 227 - 237

5. Initiation of DNA replication in Escherichia coli

   • Sota Hiraga
   • Tsunao Saitoh

   OriginalPaper Pages: 239 - 248

6. Initiation of DNA replication in Escherichia coli

   • Tsunao Saitoh
   • Sota Hiraga

   OriginalPaper Pages: 249 - 261

7. The kinetics of derepression of prophage λ following ultraviolet irradiation of lysogenic cells

   • Marilyn Monk
   • John Kinross

   OriginalPaper Pages: 263 - 268

8. Cytoplasmic and nuclear mutations to chloramphenicol resistance in aspergillus nidulans

   • I. A. U. N. Gunatilleke
   • C. Scazzocchio
   • H. N. Arst Jr.

   OriginalPaper Pages: 269 - 276