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抑癌基因PTEN与头颈部肿瘤关系的研究 被引量:2

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摘要 PTEN(也称MMACl或TEP1)是1997年克隆到的一种新的肿瘤抑制基因,它定位于10q23-3,是迄今发现的第一个具有特异性磷酸酶活性的抑癌基因。研究表明,在原发性乳腺癌、子宫内膜癌、恶性胶质瘤等大量的肿瘤成分中有该基因的突变和失活,近年来在头颈部肿瘤中也发现其有异常表达。它在细胞的生长发育、信号转导和细胞凋亡中起重要作用,自发现以来,引起学者们的广泛关注。现就PTEN与头颈部肿瘤的关系研究作一综述。
作者 沈娜 陈鸿雁
出处 《重庆医科大学学报》 CAS CSCD 2007年第4期445-448,共4页 Journal of Chongqing Medical University
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