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Cefotetan

頭孢替坦
Mechanism of action:
Cefotetan 是一種第二代頭孢菌素抗生素(second-generation cephalosporin antibiotic)。Cefotetan 的 β-內醯胺(β-lactam)環可與細菌的青黴素結合蛋白(penicillin-binding proteins,PBPs)結合,抑制其轉肽酶(transpeptidase)活性,使肽聚醣(peptidoglycan)鏈無法交聯,最後細胞壁結構脆弱,因滲透壓而讓細菌裂解死亡。
Reference(s):
Nolan RD et al. (1983). The interactions of [14C]cefotetan with penicillin binding proteins of a wide variety of Gram-positive and gram-negative species. J Antimicrob Chemother.
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