MMP-3和MMP-9启动子区基因多态性与下肢浅静脉曲张易感性探究

Longbai Zhu, Feng Chen, Mingjie Lan,Kui Luo

Medical Journal of National Defending Forces in Southwest China(2017)

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Abstract
目的 探讨基质金属蛋白酶3(MMP-3)和基质金属蛋白酶9(MMP-9)启动子区域基因多态性与下肢浅静脉曲张(VV)易感性的关系.方法 纳入95例下肢浅静脉曲张的患者作为观察组,同时选取95例正常者作为对照组,采取研究对象外周血并提取DNA,利用限制性内切酶片段长度多态性PCR技术检测分析MMP-3与MMP-9启动子区基因的多态性,比较两组不同基因型的构成比.结果 对照组与观察组MMP-3启动子区-1171 5M6A位点多态性等位基因频率及基因型频率差异无统计学意义(P>0.05),但两组MMP-9启动子区1562C/T位点多态性基因频率比较,观察组C/C基因型频率明显高于对照组(P<0.01),T/T基因型频率明显高于对照组(P<0.01);两组MMP-9 1562 C/T位点C和T等位基因频率比较差异显著(P<0.05).结论 MMP-3启动子区基因多态性与VV的易感性无密切关系,而MMP-9 1562 C/T多态性与VV的易感性关系密切.
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Key words
lower extremities,VV,susceptibility,MMP,gene,polymorphism
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