title: Heritable mass conversion of a mutant penicillinase-negative culture of Bacillus cereus to a positive fully de-repressed state.
mesh_terms: D001409:Bacillus cereus / Q000187:drug effects / Q000201:enzymology*; D002701:Chloramphenicol / Q000494:pharmacology; D005809:Genes, Regulator; D005827:Genetics, Microbial; D009154:Mutation; D009268:Nalidixic Acid / Q000494:pharmacology; D010403:Penicillin Resistance; D010405:Penicillinase / Q000096:biosynthesis*; D010641:Phenotype
chemical_list: D009268:Nalidixic Acid; D002701:Chloramphenicol; D010405:Penicillinase