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福建地区汉族人乙型肝炎肝硬化与人类白细胞抗原Ⅰ类基因的相关性
引用本文:李东良,郑建勇,彭经宙,赵书民,杨才生,林小钦,程变巧.福建地区汉族人乙型肝炎肝硬化与人类白细胞抗原Ⅰ类基因的相关性[J].第四军医大学学报,2009(18):1703-1706.
作者姓名:李东良  郑建勇  彭经宙  赵书民  杨才生  林小钦  程变巧
作者单位:南京军区福州总医院肝胆内科;第四军医大学西京消化病医院;第二军医大学长征医院感染科;
基金项目:福建省自然科学基金(2006J0120)
摘    要:目的:研究人白细胞抗原(HLA)-A基因多态性与福建地区汉族人乙型肝炎肝硬化的遗传易感性关系.方法:以93例福建地区汉族人群乙型肝炎肝硬化患者(病例组)为研究对象,以同一地区84例健康人为对照人群(对照组),采用DNA测序分型技术(SBT)对HLA—A等位基因精确分型,计算各组等位基因频率.对对照人群等位基因分布进行Hardy—Weinberg遗传平衡检验,应用遗传统计方法进行关联分析,确定与乙型肝炎肝硬化相关的易感基因及基因型.结果:HLA—A等位基因差异显著性检验:病例组A*24(20.33%vs9.52%,x^2=7.938,P=0.005),A*2402(19.23%vs8.33%,x^2=7.212,P=0.009)和A*01(5.49%vs1.19%,x^2=4.878,P=0.027),A*0101(4.95%vs0.60%,x^2=5.955,P=0.015)等位基因频率明显高于对照组.病例组A*33(3.85%vs9.52%,x^2=4.587,P=0.032),A*3303(4.40%vs9.52%,x^2=4.440,P=0.032)基因频率也低于对照组.等位基因多因素分析:HLA—A*24主型(OR=2.397,95%CI:1.206~4.766,P=0.0126)和A*2402亚型(OR=2.685,95%CI:1.306~5.521,P:0.0072)在病例组与对照组之间分布差异具有显著性.基因型多因素分析:A2402(OR=3.254,95%CI:1.320~8.021,x^2=6.5703,P=0.0104)和A0201(OR=2.411,95%CI:1.147~5.068,x^2=5.399,P=0.0203)在病例组与对照组之间的差异也具有显著性.基因型剂量一效应关系分析:乙型肝炎肝硬化与H1A—A2402基因型剂量线性相关(OR=2.020,95%CI:1.095—3.728,x^2=5.0624,P=0.0244).结论:HLA-A*2402等位基因及其基因型与乙型肝炎肝硬化存在阳性关联,可能是慢性乙型肝炎病毒感染肝硬化形成的易感基因.

关 键 词:乙型肝炎  肝硬化  人类白细胞抗原  基因频率  基因分型

HLA-A gene polymorphism in Fujian Han population with HBV-induced liver cirrhosis
LI Dong-Liang,ZHENG Jian-Yong,PENG Jing-Zhou,ZHAO Shu-Min,YANG Cai-Sheng,LIN Xiao-Qing,CHENG Bian-QiaoDepartemnt of Hepatobiliary Medicine,Fuzhou General Hospital,Nanjing Military Area Comm,Fuzhou ,China,Hospital of Digestive Diseases,Fourth Military Medical University,Xi'an.HLA-A gene polymorphism in Fujian Han population with HBV-induced liver cirrhosis[J].Journal of the Fourth Military Medical University,2009(18):1703-1706.
Authors:LI Dong-Liang  ZHENG Jian-Yong  PENG Jing-Zhou  ZHAO Shu-Min  YANG Cai-Sheng  LIN Xiao-Qing  CHENG Bian-QiaoDepartemnt of Hepatobiliary Medicine  Fuzhou General Hospital  Nanjing Military Area Comm  Fuzhou  China  Hospital of Digestive Diseases  Fourth Military Medical University  Xi'an
Institution:LI Dong-Liang1,ZHENG Jian-Yong2,PENG Jing-Zhou1,ZHAO Shu-Min3,YANG Cai-Sheng1,LIN Xiao-Qing1,CHENG Bian-Qiao11Departemnt of Hepatobiliary Medicine,Fuzhou General Hospital,Nanjing Military Area Command,Fuzhou 350025,China,2Hospital of Digestive Diseases,Fourth Military Medical University,Xi'an 710033,3Department of Infectious Diseases,Changzheng Hospital,Second Military Medical University,Shanghai 200003
Abstract:AIM: To investigate the association between HLA-A gene polymorphism and the genetic susceptibility to HBV-induced liver cirrhosis in Fujian Han population.METHODS: Genotyping of HLA-A gene was performed in 93 patients with HBV-induced cirrhosis and 84 healthy individuals by SBT(Sequencing-Based Typing).The distribution of alleles in control group was checked by Hardy-Weinberg genetic equilibrium and the association between the disease and the frequencies of alleles was analyzed by genetic statistical method...
Keywords:hepatitis B  liver cirrhosis  HLA  gene frequency  genotyping  
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