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结直肠癌患者血清中CDKN2/p16基因异常的观察

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摘要 近年来研究表明,肿瘤DNA存在于患者周围血液中,虽含量极微却反映人体负荷肿瘤,CDKN2/p16基因是肿瘤抑制基因家族中的重要一员,它的功能异常多见于恶性肿瘤。它的结构异常表现为缺失和点突变,以及其基因内含子5'端、CPG岛的高度甲基化,抑制启动子区域使其失活。为了探讨在同一患者中这几种异常是否单独或相互起作用而设计此项研究。
出处 《中华消化杂志》 CAS CSCD 北大核心 2006年第3期207-208,共2页 Chinese Journal of Digestion
基金 山西省科研基金资助项目(022075)
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