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TELOMERASE ACTIVITY AND DNA PLOIDY IN GASTRIC CARCINOMA AND ITS CLINICAL SIGNIFICANCE

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Author:
No author available
Journal Title:
CANCER RESEARCH AND CLINIC
Issue:
4
DOI:
10.3760/cma.j.issn.1006-9801.2001.04.006
Key Word:
胃癌;端粒酶;脱氧核糖核酸;异倍体

Abstract: 目的:探讨胃癌组织中端粒酶活性与DNA倍体的关系及临床意义.方法:用端粒酶重复序列扩增法(TRAP)检测胃癌组织中端粒酶的活性,用DNA图像分析仪(ICM)检测肿瘤细胞核DNA倍体.结果:胃癌组织中端粒酶的阳性表达率为81.25%,早期胃癌病例的阳性率55.5%,进展期胃癌的阳性率87.2%.48例中异倍体肿瘤33例,占68.7%.33例异倍体胃癌中91%(30/33)显示端粒酶活性.结论:胃癌组织中端粒酶活性与DNA异倍体率有明显的相关性,端粒酶的表达与胃癌的病程进展有关.

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