Application 欧洲委员会 (EU) 2009 年 12 月 22 日第 37/2010 号关于动物源食品中药理学活性物质最大残留限量及其分类的条例。 Biochem/physiol Actions A β-lactam antibiotic with an amino group side chain attached to the penicillin structure. Penicillin derivative that inhibits bacterial cell-wall synthesis (peptidoglycan cross-linking) by inactivating transpeptidases on the inner surface of the bacterial cell membrane. Bactericidal only to growing Escherichia coli . Mode of resistance: Cleavage of β-lactam ring of ampicillin by β-lactamase. Antimicrobial spectrum: Gram-negative and Gram-positive bacteria. 法律信息 VETRANAL 商标 Sigma-Aldrich Co. LLC