title: A direct spectrophotometric assay and determination of Michaelis constants for the beta-lactamase reaction.
mesh_terms: D000581:Amidohydrolases / Q000032:analysis*; D000667:Ampicillin / Q000378:metabolism; D001409:Bacillus cereus / Q000201:enzymology*; D002228:Carbenicillin / Q000378:metabolism; D002510:Cephalosporinase / Q000032:analysis; D007700:Kinetics; D008712:Methicillin / Q000378:metabolism; D010068:Oxacillin / Q000378:metabolism; D010400:Penicillin G / Q000378:metabolism; D010404:Penicillin V / Q000378:metabolism; D010405:Penicillinase / Q000032:analysis; D013056:Spectrophotometry, Ultraviolet / Q000379:methods; D013329:Structure-Activity Relationship
chemical_list: D000667:Ampicillin; D000581:Amidohydrolases; D002510:Cephalosporinase; D010405:Penicillinase; D002228:Carbenicillin; D010400:Penicillin G; D008712:Methicillin; D010068:Oxacillin; D010404:Penicillin V