端粒酶在急性白血病中的研究进展
摘要
端粒酶实质上是一种逆转录酶,能以自身RNA为模板,合成(TTAGGG)n重复序列,维持肿瘤细胞端粒的长度,使其成为永生细胞,具有无限增殖能力,在肿瘤形成和发展中起重要作用。本文重点讨论端粒酶与急性白血病临床特征的关系,研究发现端粒酶活性水平与急性白血病的高危因素和预后密切相关,检测端粒酶活性水平有利于监测病情的变化,指导制定合理的化疗方案。
出处
《国外医学(儿科学分册)》
2001年第4期217-220,共4页
Foreign Medical Sciences(Section of Pediatrics)
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