湖北汉族人群RhCE表型对DEL鉴定意义的研究

Journal of Clinical Hematology(Blood Transfusion and Laboratory Medicine Edition)(2016)

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Abstract
目的:了解湖北汉族人群RhD与RhCE的分型特征,探讨其对Del的鉴定意义.方法:采用抗人球蛋白卡式法对湖北汉族人群进行RhD初筛,IAT确认阴性标本,进一步做吸收放散试验确认Del,PCR法检测RhC(+)标本的RHD1227A等位基因.结果:472例RhD阳性人群中共检出CCee 203例(43%)、CcEe 131例(27.7%)、ccEE 58例(12.3%)、Ccee 53例(11.2%)、ccEe16例(3.4%)、CCEe 6例(1.3%)、CcEE 5例(1.1%);305例IAT确认阴性人群中共检出ccee 189例(61.9%)、Ccee 81例(26.6%)、ccEe 19例(6.2%)、CCee 10例(3.28%)、CcEe 6例(1.97%);63例经吸收放散试验确认Del组共检出Ccee 39例(61.9%)、CCEe 12例(19.1%)、CcEe 7例(11.1 %)、CCee 5例(7.9%);Del组中RhC(+)比例为100%(63/63),RHD1227A阳性率为95.2%(60/63).结论:湖北汉族人群RhD抗原表达与RhCE分型有关;RhC(+)有助于Del型的筛选,可以结合吸收放散试验和检测RHD1227A来鉴定Del型.
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