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原发性高血压人群中抗AT1受体自身抗体与AGTR1基因多态性及单倍型分析 被引量:2

Analysis about AGTR1 polymorphism,haplotype and autoantibodies against AT1 receptor in patients with essential hypertension
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摘要 目的:研究原发性高血压患者血清中抗AT1受体自身抗体(AT1-AAs)产生与AT1受体基因AGTR1多态性及单倍型间的关联性。方法:随机抽取394例原发性高血压住院患者血样标本,采用ELISA法对血清进行AT1-AAs检测并将其分为抗体阳性和阴性两组;同时,用试剂盒提取血细胞基因组DNA。运用连接酶检测反应检测基因AGTR1中rs1492078、rs12721226、rs1064533、rs5186及rs3804005个位点的单核苷酸多态性,并进行基因表型频率统计和单倍型分析。结果:经校正协调变量后,比较抗体阴性和阳性组中上述各点的基因型频率,差异无统计学意义;而经单倍型分析后发现含htSNP的单倍型[A-A-T]和[G-C-T]其发生频率在两组间具有明显差异,其P值分别是0.032和0.014。结论:AT1受体基因AGTR1多态性与原发性高血压患者血清中AT1-AAs的产生存在一定的关联性。 目的:研究原发性高血压患者血清中抗AT1受体自身抗体(AT1-AAs)产生与AT1受体基因AGTR1多态性及单倍型间的关联性。方法:随机抽取394例原发性高血压住院患者血样标本,采用ELISA法对血清进行AT1-AAs检测并将其分为抗体阳性和阴性两组;同时,用试剂盒提取血细胞基因组DNA。运用连接酶检测反应检测基因AGTR1中rs1492078、rs12721226、rs1064533、rs5186及rs3804005个位点的单核苷酸多态性,并进行基因表型频率统计和单倍型分析。结果:经校正协调变量后,比较抗体阴性和阳性组中上述各点的基因型频率,差异无统计学意义;而经单倍型分析后发现含htSNP的单倍型[A-A-T]和[G-C-T]其发生频率在两组间具有明显差异,其P值分别是0.032和0.014。结论:AT1受体基因AGTR1多态性与原发性高血压患者血清中AT1-AAs的产生存在一定的关联性。
出处 《中国免疫学杂志》 CAS CSCD 北大核心 2011年第S1期1175-1179,共5页 Chinese Journal of Immunology
基金 国家自然科学基金(No.C03030201) 中国博士后基金(No.20100470982)
关键词 AT1受体 自身抗体 AGTR1 基因多态性 Angiotensin AT1 receptor Autoantibody AGTR1 Polymorphism
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参考文献16

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