title: [A resistance mechanism to cephem antibiotics in Staphylococcus aureus].
mesh_terms: D002511:Cephalosporins / Q000494:pharmacology*; D004352:Drug Resistance, Microbial; D013211:Staphylococcus aureus / Q000187:drug effects* / Q000201:enzymology; D001618:beta-Lactamases / Q000032:analysis
chemical_list: D002511:Cephalosporins; D001618:beta-Lactamases