摘要:目的:探讨中国汉族人TGFA基因的多态性对非综合征性唇腭裂的遗传易感性的作用.方法:76例核心家庭和60例正常对照儿童的TGFA基因型,采用病例对照研究和传递不平衡检验进行分析.结果:病例对照研究结果表示:(x2=7.77,P<0.05),TDT(x2=5.26,P<0.05)).结论:TGFA C2等位基因在NSCL/P中存在连锁不平衡,TGFA基因多态性可能是中国汉族人NSCL/P的遗传易感性因素.
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