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肿瘤坏死因子β1069位点基因多态性与胃癌易感性的相关性研究 被引量:5

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摘要 目的:探讨江苏汉族人群肿瘤坏死因子β(tumor necrosis fac- tor β,TNFβ)1069位点等位基因多态性与胃癌的关系. 方法:采用聚合酶链反应-限制性片段长度多态性方法对168名健康人和45例胃癌患者TNFβ基因的单碱基突变多态性进行了分析. 结果:胃癌患者的TNFβ★1/2等位基因频率(66.7%)较正常人(47.0%)明显升高(P=0.019<0.05). 结论:TNFβ★1/2等位基因频率与胃癌易患性相关.
出处 《世界华人消化杂志》 CAS 北大核心 2005年第1期115-117,共3页 World Chinese Journal of Digestology
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