[Natural tendency of penicillin-resistant staphylococci to yield mutants sensitive to pencillin. Relation of this property to the origin of the strains and their sensitivity to bacteriophages].
D001435:Bacteriophages; D004352:Drug Resistance, Microbial; D006801:Humans; D010406:Penicillins; D013210:Staphylococcus
D010406:Penicillins
DRUG RESISTANCE, MICROBIAL; PENICILLIN; STAPHYLOCOCCUS