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dna jia ji hua dui duan li chang du diao kong zuo yong yan jiu jin zhan
Author(s): 
Pages: 44-46
Year: Issue:  8
Journal: Heilongjiang Animal Science and Veterinary Medicine

Abstract:  端粒是染色体末端的DNA重复序列,起着稳定染色体末端结构、防止染色体间末端连接的作用,它的完整性在决定动、植物细胞的寿命中有着重要的地位.DNA甲基化是真核生物基因表达调控的重要方式,近年来发现DNA甲基化对染色体端粒的完整性起着重要的调控作用.笔者仅就DNA甲基化对端粒长度调控作用的研究进展作一综述.
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