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Procarbazine

丙卡巴肼
Mechanism of action:
Procarbazine 是一種具烷化反應性的化合物(alkylating agent)。Procarbazine 進入體內後,經肝臟與腫瘤細胞內酵素代謝,形成具高度反應性的自由基與甲基供應體(methyl donor)。活性代謝物會甲基化 DNA(特別是鳥糞嘌呤殘基)、引發 DNA 單股與雙股斷裂、干擾 DNA 複製與轉錄等,最後誘導細胞凋亡。
Reference(s):
1. Holt A et al. (1992). Characteristics of procarbazine as an inhibitor in-vitro of rat semicarbazide-sensitive amine oxidase. J Pharm Pharmacol.
2. Kraft SL et al. (2014). Procarbazine and antidepressants: a retrospective review of the risk of serotonin toxicity. Psychooncology.
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