吸烟和β3-肾上腺素能受体基因Trp64Arg、锰超氧化物歧化酶9Ala/Val基因多态性与非酒精性脂肪性肝病的相关性

被引:3
作者
张超贤 [1 ]
郭李柯 [2 ]
郭晓凤 [3 ]
机构
[1] 新乡医学院第一附属医院消化内科
[2] 新乡医学院第一附属医院口腔科
[3] 杭州市第六人民医院肝病科
关键词
非酒精性脂肪性肝病; β3-肾上腺素能受体基因Trp64Arg; 锰超氧化物歧化酶9Ala/Val; 多态现象; 吸烟;
D O I
暂无
中图分类号
R575 [肝及胆疾病];
学科分类号
100201 [内科学];
摘要
目的探讨吸烟和β3-肾上腺素能受体(β3-AR))基因Trp64Arg、锰超氧化物歧化酶9Ala/Val(MnSOD9Ala/Val)基因多态性与非酒精性脂肪性肝病(NAFLD)发病之间的关系。方法采用病例-对照研究的方法,以720例NAFLD患者及720例健康对照者的外周血白细胞为样本,采用聚合酶链反应(PCR)技术分析β3-AR基因Trp64Arg和MnSOD9Ala/Val基因多态性。结果β3-AR基因Trp64Arg(A/A)基因型和MnSOD9Ala/Val(V/V)基因型频率分布分别为39.4%、71.7%(病例组)和21.1%、43.3%(对照组),差异有统计学意义(P<0.01;P<0.01)。Trp64Arg(A/A)基因型者患NAFLD的风险显著增加(OR=2.434,95%CI=1.816~4.075)。MnSOD9Ala/Val(V/V)基因型者患NAFLD的风险也显著增加(OR=3.308,95%CI=1.913~4.509)。基因突变的协同分析发现,Trp64Arg(A/A)/MnSOD9Ala/Val(V/V)基因型者在NAFLD组和对照组中的分布频率分别为32.8%和6.5%,差异有统计学意义(P<0.01)。Trp64Arg(A/A)/MnSOD9Ala/Val(V/V)基因型者患NAFLD的风险显著增加(OR=9.753,95%CI=4.292~12.426)。病例组的吸烟率显著高于对照组(OR=2.623,95%CI=1.425~4.957),Trp64Arg(A/A)/MnSOD9Ala/Val(V/V)基因型与吸烟有协同作用(OR=33.764,95%CI=18.907~61.582)。结论 Trp64Arg(A/A)/MnSOD9Ala/Val(V/V)基因型和吸烟是NAFLD的易患因素,三者的联合在NAFLD的发生中起着协同的作用。
引用
收藏
页码:106 / 111+120 +120
页数:7
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