title: [Loss and non-transferable mutation of an R12 factor (CM, SM, SA) observed uring storage in the cooked meat medium].
mesh_terms: D002701:Chloramphenicol / Q000494:pharmacology; D003470:Culture Media; D004352:Drug Resistance, Microbial; D004926:Escherichia coli; D005827:Genetics, Microbial; D008460:Meat; D009154:Mutation; D013307:Streptomycin / Q000494:pharmacology; D013449:Sulfonamides / Q000494:pharmacology; D014170:Transformation, Genetic
chemical_list: D003470:Culture Media; D013449:Sulfonamides; D002701:Chloramphenicol; D013307:Streptomycin