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罕见AB3亚型的血清学及分子遗传机制分析

YANG Zai-yi, WANG Li-li,CHEN Jing-si,LIN Jia-jin

Chinese Journal of Health Laboratory Technology(2021)

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Abstract
目的 探讨罕见AB3亚型的血清学及分子机制分析.方法 采用血型血清学、序列特异性引物-聚合酶链式反应等方法对1例ABO血型正反定型不一致先证者、父母进行ABO血型和基因测序.结果 先证者血型鉴定为罕见AB3亚型,与B101等位基因相比,存在intron 3+5 G/A突变;父亲血型B3亚型,母亲血型A型.结论 intron 3+5 G/A突变,可能导致该亚型的特异性突变;家系分析先证者的B3等位基因来自于父亲.
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