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Cefprozil

頭孢丙烯

Mechanism of action:

Cefprozil 是一種第二代口服頭孢菌素抗生素（second-generation cephalosporin antibiotic）。Cefprozil 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):

Nagai K et al. (2002). Effects of amino acid alterations in penicillin-binding proteins (PBPs) 1a, 2b, and 2x on PBP affinities of penicillin, ampicillin, amoxicillin, cefditoren, cefuroxime, cefprozil, and cefaclor in 18 clinical isolates of penicillin-susceptible, -intermediate, and -resistant pneumococci. Antimicrob Agents Chemother.

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