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PTEN和P27在胃癌中的研究进展

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摘要 PTEN是迄今为止发现的第一个具有双特异性磷酸酶活性的抑癌基因,该基因的突变失活与人类多数恶性肿瘤的发生、发展密切相关。P27蛋白是属于细胞周期调控蛋白Cip/kip家族,是细胞周期负性调节因子,具有抗癌作用,其表达量的下降与癌症发生发展密切相关。胃癌是最常见的恶性肿瘤之一,其发病的分子生物学机制成为当今研究的热点,现已发现多种抑癌基因在胃癌的发生和演进中起着重要作用,现就PTEN和P27与胃癌的最新相关研究进展作一综述。
作者 凌琳 杨学风
出处 《现代医药卫生》 2008年第20期3059-3061,共3页 Journal of Modern Medicine & Health
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