Resistance to penicillins and cephalosporins.
D002511:Cephalosporins / Q000494:pharmacology*; D066298:In Vitro Techniques; D008712:Methicillin / Q000494:pharmacology*; D010400:Penicillin G / Q000494:pharmacology*; D010403:Penicillin Resistance; D013210:Staphylococcus / Q000187:drug effects*
D002511:Cephalosporins; D010400:Penicillin G; D008712:Methicillin