摘要:目的探讨信号转导子和转录激活子5(Signal Transducer and Activators of Transcription5,STAT5)基因rs2272087位点多态性与哮喘易感性的关系。方法采用聚合酶链反应-直接测序法(polymerase chain reaction sequencing-based typing,PCR—SBT)技术检测哮喘组与对照组STAT5基因rs2272087位点多态性。结果rs2272087位点基因型频率AA、AG和GG在哮喘组分别为0.600、0.412和0.167,在对照组分别为0.430、0.200和0.367;等位基因A、G频率在哮喘组分别为0.903和0.390,在对照组分别为0.656和0.097;两组的基因型频率及等位基因频率比较差异有统计学意义(X^2=9.40,P〈0.01;X^2=11.58,P〈0.01)。结论STAT5基因rs2272087位点多态性可能是影响哮喘的重要候选基因。
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