title: [Independent segregation of restrictive properties of R factors isolated in Canada in 1956-1957].
mesh_terms: D000667:Ampicillin / Q000494:pharmacology; D001435:Bacteriophages; D002170:Canada; D002701:Chloramphenicol / Q000494:pharmacology; D003227:Conjugation, Genetic; D004926:Escherichia coli / Q000187:drug effects* / Q000302:isolation & purification; D009355:Neomycin / Q000494:pharmacology; D010403:Penicillin Resistance; D010406:Penicillins / Q000494:pharmacology; D012486:Salmonella typhimurium / Q000187:drug effects; D013307:Streptomycin / Q000494:pharmacology; D013432:Sulfathiazoles / Q000494:pharmacology; D013752:Tetracycline / Q000494:pharmacology
chemical_list: D010406:Penicillins; D013432:Sulfathiazoles; D002701:Chloramphenicol; D000667:Ampicillin; D013752:Tetracycline; D009355:Neomycin; D013307:Streptomycin
vernacular_title: Ségrégation indépendante des propriétés restrictives des facteurs R isolés au Canada en 1956-1957.