title: Proceedings: Studies on the esterase hydrolyzing pivampicillin.
mesh_terms: D000667:Ampicillin / Q000378:metabolism*; D004950:Esterases / Q000378:metabolism*; D006868:Hydrolysis; D007422:Intestines / Q000201:enzymology
chemical_list: D000667:Ampicillin; D004950:Esterases