1. Host specificity of DNA produced by Escherichia coli

   • Werner Arber
   • Alain Rifat
   • Urs Kühnlein

   OriginalPaper Pages: 195 - 207

2. Location on the chromosome of Salmonella typhinurium of genes governing pyrimidine metabolism

   • Ch. F. Beck
   • J. L. Ingraham
   • J. Neuhard

   OriginalPaper Pages: 208 - 215

3. Inactivation kinetics of Lambda phage repressors in a mutant of E. coli temperature sensitive in DNA replication

   • Dieter Noack
   • Siegfried Klaus

   OriginalPaper Pages: 216 - 224

4. Phenotypic characterization of fi ⁻ R factors determining the restriction and modification hsp II specificity

   • R. W. Hedges

   OriginalPaper Pages: 225 - 233

5. Identification of three 30S proteins contributing to the ribosomal A site

   • L. L. Randall-Hazelbauer
   • C. G. Kurland

   OriginalPaper Pages: 234 - 242

6. Lethal and mutagenic effects of elevated temperature on haploid yeast

   • Ana Schenberg-Frascino
   • Ethel Moustacchi

   OriginalPaper Pages: 243 - 257

7. Insertion mutations in the control region of the Gal operon of E. coli

   • H. Saedler
   • J. Besemer
   • P. Starlinger

   OriginalPaper Pages: 258 - 265

8. Insertion mutations in the control region of the galactose operon of E. coli

   • H. J. Hirsch
   • H. Saedler
   • P. Starlinger

   OriginalPaper Pages: 266 - 276

9. Glucose-induced resistance to methyl methanesulfonate in Escherichia coli

   • D. A. Scudiero
   • B. S. Friesen
   • J. E. Baptist

   OriginalPaper Pages: 277 - 288