SDF1-3’A基因多态性与河南汉族HIV-1感染者抗病毒治疗效果相关性研究Study on the relationship between SDF1-3'A gene polymorphism and the effect of antiretroviral therapy in the Han group of HIV-1 infections in Henan
刘春华,耿杰,闫江舟,刘洋,张国龙,赵东阳
摘要(Abstract):
目的分析河南省部分地区汉族HIV-1感染者SDF1-3’A基因多态性特征及与抗病毒治疗效果相关性,探讨抗病毒治疗免疫学失败原因。方法募集2012-2014年河南省感染HIV-1并接受免费艾滋病抗病毒治疗病例,检测其治疗基线和治疗3年后CD4+T淋巴细胞计数,按照免疫学治疗效果标准分为无效组(免疫学失败)和有效组;提取基因组DNA,获得SDF1-3’A基因片段并确定基因型,应用SHEsis在线分析软件进行Hardy-Weinberg平衡检验、基因型及等位基因频率分析;采用统计学方法比较不同情况下基因型及基因型频率与疗效的关系。结果共纳入研究对象208例,其中,无效组52例,有效组156例。SDF1-3’A位点在无效组中的AA基因型(15.4%vs 3.8%,加性模式P=0.005;隐性模式P=0.011)和A等位基因分布频率(31.7%vs 22.1%,P=0.048)高于有效组。在97例男性病例中,无效组(30例)AA基因型(16.7%vs 1.5%,P=0.010)及A等位基因分布频率(35.0%vs 20.9%,P=0.037)高于有效组,其治疗失败的风险较高(OR=14.286,95%CI:1.534~133.072;OR=2.038,95%CI:1.038~4.001)。在160例经血液途径感染病例中,AA基因型及A等位基因在无效组的分布频率高于有效组(18.6%vs 5.1%,P=0.007;36.0%vs 23.5%,P=0.025),其治疗失败的风险较高(OR=4.533,95%CI:1.407~14.607;OR=1.834,95%CI:1.076~3.129)。结论 SDF1-3’A基因多态性与河南汉族艾滋病高效抗逆转录病毒治疗疗效有一定相关性,AA基因型及A等位基因可能是河南汉族人群抗病毒治疗失败的风险因素,且在男性及经血感染病例中更加明显。
关键词(KeyWords): 基质细胞衍生因子;基因多态性;抗逆转录病毒治疗
基金项目(Foundation): 国家科技重大专项(2018ZX10715009);; 河南省科技发展计划项目(182102310203)
作者(Author): 刘春华,耿杰,闫江舟,刘洋,张国龙,赵东阳
DOI: 10.13515/j.cnki.hnjpm.1006-8414.2022.01.019
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