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Expression of Fas Protein in Myocardiac Tissue of Viral Myocarditis and Dilated Cardiomyopathy
Author(s): wu Xiao-qiao, LI Yong-hong, ZHU Xiau, WU Mao-waug, HU Sheng-ming
Pages: 414-
416,S1
Year: 2008
Issue:
6
Journal: Journal of Forensic Medicine
Keyword: 法医病理学; 心肌病; 扩张型; 病毒性心肌炎; Fas蛋白; 细胞凋亡;
Abstract: 目的 探讨病毒性心肌炎(viral myocarditis,VMC)和扩张型心肌病(dilated cardiomyopathy,DCM)的发病机制及相互关系. 方法应用改良的免疫组织化学技术观察VMC、DCM和对照组(各20例)心肌Fas蛋白的表达,并对其阳性反应结果进行Ridit检验.结果 与对照组相比,VMC和DCM组Fas蛋白阳性表达明显升高,经Ridit检验,3组阳性结果差异有统计学意义(P<0.005);进一步采用两两比较Ridit检验,对照组和其他两组之间差异有统计学意义(P<0.05),而VMC和DCM组间差异无统计学意义(P<0.05).结论 VMC和DCM心肌组织中Fas蛋白表达明显高于对照组.提示vMC和DCM的发病都有细胞凋亡的参与:凋亡可能是VMC引起心肌损伤及演变为心肌病的一个发病机制.
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