Recombined molecules of mitochondrial DNA obtained from crosses between cytoplasmic petite mutants of Saccharomyces cerevisiae: The stoichiometry of parental DNA repeats within the recombined molecule Georg MichaelisFrançois MichelPiotr P. Slonimski OriginalPaper Pages: 125 - 130
Induction of mutations in B. subtilis phage SPP1 by growth on host cells carrying a mutator DNA polymerase III M. A. MontenegroH. EscheT. A. Trautner OriginalPaper Pages: 131 - 134
E. coli membranes become permeable to ions following T7-virus-infection Helmut PontaKarl-Heinz AltendorfPeter Herrlich OriginalPaper Pages: 145 - 150
Replication of small plasmids in extracts of Escherichia coli: Requirement for both DNA polymerases I and III Walter L. Staudenbauer OriginalPaper Pages: 151 - 158
Genetic studies of the ribosomal proteins in Escherichia coli X R. TakataK. Kobata OriginalPaper Pages: 159 - 165
Regulation of polar surface structures in Caulobacter crescentus: Pleiotropic mutations affect the coordinate morphogenesis of flagella, pili and phage receptors Akio FukudaKazuko MiyakawaYoshimi Okada OriginalPaper Pages: 167 - 173
Glutamine utilization in both the arginine-specific and pyrimidine-specific carbamoyl phosphate synthase enzymes of Neurospora crassa A. J. MakoffA. Radford OriginalPaper Pages: 175 - 178
Formation of NADPH-nitrate reductase activity in vitro from Aspergillus nidulans niaD and cnx mutants Reginald H. GarrettDavid J. Cove OriginalPaper Pages: 179 - 186
Genetic and biochemical studies on mannose-negative mutants with colonial morphological alterations Edward D. ThompsonLeo W. Parks OriginalPaper Pages: 187 - 193
Isolation of suppressor sensitive mutants in the Ai gene of phage λ Gianni CesareniSergio Nasi OriginalPaper Pages: 195 - 199
Revertants from RNase III negative strains of Escherichia coli David ApirionJeff NeilNed Watson OriginalPaper Pages: 201 - 210
Isolation and characterisation of deletion mutants involving the transfer genes of P-group plasmids in Pseudomonas aeruginosa Vilma A. StanisichP. M. Bennett OriginalPaper Pages: 211 - 216
The properties of hybrids formed between the P-group plasmid RP1 and various plasmids from Pseudomonas aeruginosa Vilma A. StanisichP. M. Bennett OriginalPaper Pages: 217 - 223
Identity of a gene responsible for suppression of aminoacyl-tRNA synthetase mutations with rpsT, the structural gene for ribosomal protein S20 Peter Buckel OriginalPaper Pages: 225 - 228
Biochemical, genetic, and regulatory studies of alanine catabolism in Escherichia coli K12 F. C. H. FranklinW. A. Venables OriginalPaper Pages: 229 - 237
Anomalies in the selection of mutants of Schizosaccharomyces pombe resistant to 8-azaguanine Pamela McAthey Short Communication Pages: 239 - 241