Phenotypic variability in penicillin resistance in a methicillin-resistant strain of Staphylococcus aureus.
D008712:Methicillin / Q000494:pharmacology*; D010403:Penicillin Resistance; D010405:Penicillinase / Q000032:analysis; D010406:Penicillins / Q000494:pharmacology*; D010641:Phenotype; D013210:Staphylococcus / Q000187:drug effects* / Q000201:enzymology