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凝血因子Ⅶ与血栓形成

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摘要 关于凝血机制,传统观点认为外源性和内源性凝血系统是两种相互独立的机制。从70年代末、80年代初,随着对凝血因子Ⅶ(FⅦ)和组织因子(TF)在凝血过程中的作用以及FⅦ基因分子生物学的研究进展,人们对凝血机制和对血栓疾病(缺血性心脏病(IHD)、脑梗塞等)的发生机制都有了新的认识。FⅦ尤其它的活性形式(FⅦa)在内、外源性凝血系统中起主导作用,使过去认为相互独立的凝血机制紧密联系起来。既往认为IHD患者的高凝状态和血栓形成是一种继发的、结果性的现象,现在则认识到其高凝状态可能存在于发生临床缺血性心脏病之前,FⅦ促凝活性(FⅦc)升高是冠状动脉血栓形成的一种独立的原因。
出处 《血栓与止血学》 1997年第4期168-170,154,共4页 Chinese Journal of Thrombosis and Hemostasis
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