title: Changes in the sensitivity of staphylococci during passages in combinations of erythromycin and various penicillin derivatives and cephaloridine.
mesh_terms: D002511:Cephalosporins / Q000494:pharmacology*; D004917:Erythromycin / Q000494:pharmacology*; D066298:In Vitro Techniques; D008712:Methicillin / Q000494:pharmacology*; D010400:Penicillin G / Q000494:pharmacology*; D010403:Penicillin Resistance; D010404:Penicillin V / Q000031:analogs & derivatives* / Q000494:pharmacology*; D010406:Penicillins / Q000494:pharmacology*; D013210:Staphylococcus / Q000187:drug effects*
chemical_list: D002511:Cephalosporins; D010406:Penicillins; D004917:Erythromycin; D010400:Penicillin G; D008712:Methicillin; D010404:Penicillin V