title: The beta-lactamases of gram-negative bacteria and their role in resistance to beta-lactam antibiotics.
mesh_terms: D000581:Amidohydrolases / Q000378:metabolism*; D000900:Anti-Bacterial Agents / Q000494:pharmacology*; D001419:Bacteria / Q000187:drug effects / Q000201:enzymology*; D002510:Cephalosporinase / Q000032:analysis / Q000378:metabolism*; D002876:Chromosomes, Bacterial / Q000378:metabolism; D004352:Drug Resistance, Microbial; D007120:Immunochemistry; D008970:Molecular Weight; D010405:Penicillinase / Q000032:analysis / Q000378:metabolism*; D010539:Permeability; D010957:Plasmids; D047090:beta-Lactams / Q000494:pharmacology*
chemical_list: D000900:Anti-Bacterial Agents; D047090:beta-Lactams; D000581:Amidohydrolases; D002510:Cephalosporinase; D010405:Penicillinase