title: beta-Lactam antibiotics and related substances.
mesh_terms: D000818:Animals; D000900:Anti-Bacterial Agents / Q000096:biosynthesis / Q000627:therapeutic use; D001419:Bacteria / Q000187:drug effects; D001424:Bacterial Infections / Q000188:drug therapy; D002268:Carboxypeptidases / Q000494:pharmacology; D002510:Cephalosporinase / Q000494:pharmacology; D002511:Cephalosporins / Q000138:chemical synthesis; D004357:Drug Synergism; D006801:Humans; D006867:Hydrolases / Q000494:pharmacology; D010397:Penicillanic Acid; D010403:Penicillin Resistance; D010405:Penicillinase / Q000494:pharmacology; D010406:Penicillins / Q000138:chemical synthesis; D013210:Staphylococcus / Q000201:enzymology; D013302:Streptomyces / Q000378:metabolism; D013329:Structure-Activity Relationship; D047090:beta-Lactams / Q000096:biosynthesis / Q000138:chemical synthesis / Q000494:pharmacology / Q000627:therapeutic use
chemical_list: D000900:Anti-Bacterial Agents; D002511:Cephalosporins; D010406:Penicillins; D047090:beta-Lactams; D010397:Penicillanic Acid; D006867:Hydrolases; D002268:Carboxypeptidases; D002510:Cephalosporinase; D010405:Penicillinase