title: Influence of R-plasmid mediated beta-lactamase production on the therapeutic efficacy of cefoxitin and cefamandole in experimental chemotherapy.
mesh_terms: D000818:Animals; D002435:Cefamandole / Q000627:therapeutic use*; D002440:Cefoxitin / Q000627:therapeutic use*; D002511:Cephalosporins / Q000627:therapeutic use*; D004352:Drug Resistance, Microbial; D004926:Escherichia coli / Q000235:genetics; D010957:Plasmids; D011704:Pyelonephritis / Q000188:drug therapy; D051381:Rats; D001618:beta-Lactamases
chemical_list: D002511:Cephalosporins; D002435:Cefamandole; D002440:Cefoxitin; D001618:beta-Lactamases