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胆管癌TMS1/ASC基因甲基化及其临床意义 被引量:2

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摘要 肿瘤发生是多基因协同作用、多因素共同参与、综合发展的结果。研究发现肿瘤抑制基因失活与其启动子区域表遗传性改变即CpG岛甲基化状态直接关联;因此CpG岛甲基化在肿瘤发生、发展过程中发挥着关键作用。TMS1/ASC基因是近年发现的抑癌基因,在调节凋亡和免疫反应中均起重要作用,更令人关注的是TMS1/ASC启动子在乳腺癌等肿瘤中经常甲基化而表达静止,提示其可能与恶性肿瘤发生有关。本研究采用巢式甲基化特异性聚合酶链式反应检测36例胆管癌标本中TMS1/ASC甲基化状态并结合临床资料对其意义进行探讨。
出处 《中华肝胆外科杂志》 CAS CSCD 2007年第11期783-784,共2页 Chinese Journal of Hepatobiliary Surgery
基金 山东省优秀中青年科学家基金(项目编号:2005BS02008)
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