肿瘤的表观遗传学研究

被引:62
作者
孙树汉
机构
[1] 第二军医大学遗传学研究所、医学遗传学教研室
关键词
肿瘤; 表观遗传学; DNA甲基化; 组蛋白修饰; 染色质重塑; 非编码RNA;
D O I
暂无
中图分类号
R730.2 [肿瘤病理学、病因学];
学科分类号
100214 [肿瘤学];
摘要
表观遗传学是研究不涉及DNA序列变化的、可遗传的基因表达调控方式的一门学科。肿瘤的发生、发展不仅取决于遗传因素,同时也受到表观遗传修饰的影响。表观遗传通过DNA甲基化、组蛋白修饰、染色质重塑以及非编码RNA等4种调控方式来实现对基因表达的控制,同时也就意味着异常的表观遗传修饰会导致肿瘤发生。肿瘤表观遗传学机制贯穿肿瘤发生、发展的整个过程,并具有一定的广泛性和组织特异性,因此对肿瘤的表观遗传学进行深入的研究对肿瘤的临床诊断、治疗和预防都具有重要的指导意义。
引用
收藏
页码:8 / 13
页数:6
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