title: Phage P22-mutants with increased or decreased transduction abilities.
mesh_terms: D004269:DNA, Bacterial; D005827:Genetics, Microbial; D009154:Mutation; D012483:Salmonella Phages; D012486:Salmonella typhimurium; D014161:Transduction, Genetic
chemical_list: D004269:DNA, Bacterial