title: Structure-activity relationships in semi-synthetic penicillins.
mesh_terms: D000284:Administration, Oral; D001419:Bacteria / Q000187:drug effects*; D001593:Benzyl Compounds / Q000494:pharmacology; D004009:Dicloxacillin / Q000494:pharmacology; D004355:Drug Stability; D006801:Humans; D008712:Methicillin / Q000494:pharmacology; D008745:Methylation; D008826:Microbial Sensitivity Tests; D009254:Nafcillin / Q000494:pharmacology; D010403:Penicillin Resistance; D010406:Penicillins / Q000008:administration & dosage / Q000097:blood / Q000494:pharmacology*; D013210:Staphylococcus / Q000187:drug effects; D013237:Stereoisomerism; D013291:Streptococcus / Q000187:drug effects; D013329:Structure-Activity Relationship
chemical_list: D001593:Benzyl Compounds; D010406:Penicillins; D009254:Nafcillin; D004009:Dicloxacillin; D008712:Methicillin