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RASSF1A抑癌基因在肿瘤中的研究进展

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摘要 肿瘤发生与不同的细胞机制有关,包括原癌基因的激活和抑癌基因的失活。RAS相关区域家族1A(RAS association domain family 1 A,RASSF1 A)是近年来新发现的一个候选肿瘤抑制基因(tumor suppressor gene,TSG),该基因的失活在多种人类肿瘤的发生发展过程中起重要作用。虽然基因缺失和点突变可引起基因的失活,但大量研究表明,该基因的失活与其启动子的高甲基化有关,此表观遗传学机制可使多种抑癌基因失活,并被证实为肿瘤发生发展的主要原因。论文就RASSF1A基因与肿瘤的研究进展予以综述。
出处 《中国肿瘤外科杂志》 CAS 2012年第5期284-287,共4页 Chinese Journal of Surgical Oncology
基金 漳州市科技计划项目(No.Z2010082)
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