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Telomere and telomerase
Author(s): 
Pages: 67-69
Year: Issue:  2
Journal: JOURNAL OF ZHOUKOU TEACHERS COLLEGE

Keyword:  端粒端粒酶衰老癌变;
Abstract: 端粒和端粒酶是近年来生命科学研究的热点问题之一.端粒是染色体末端独特的蛋白质-DNA结构,在保护染色体的完整性和维持细胞的复制能力方面起着重要的作用.端粒酶则是由RNA和蛋白质亚基组成的,能够延长端粒的一种特殊反转录酶.端粒长度和端粒酶活性的变化与细胞衰老和癌变密切相关.
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