title: Isolation of UGA and UAG nonsense mutants of bacteriophage P22.
mesh_terms: D005816:Genetic Complementation Test; D005827:Genetics, Microbial; D006898:Hydroxylamines; D009154:Mutation; D012483:Salmonella Phages / Q000254:growth & development / Q000302:isolation & purification*; D012486:Salmonella typhimurium; D013489:Suppression, Genetic
chemical_list: D006898:Hydroxylamines