title: Radiation--sensitive and recombinationless mutants of Salmonella typhimurium.
mesh_terms: D005827:Genetics, Microbial; D006146:Guanidines / Q000494:pharmacology; D008242:Lysogeny; D009154:Mutation; D009603:Nitroso Compounds / Q000494:pharmacology; D011831:Radiation Genetics; D011995:Recombination, Genetic; D012483:Salmonella Phages; D012486:Salmonella typhimurium / Q000187:drug effects / Q000528:radiation effects*; D014161:Transduction, Genetic; D014466:Ultraviolet Rays
chemical_list: D006146:Guanidines; D009603:Nitroso Compounds