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- W945214226 abstract "目的分析探讨HLA-A、HLA-B和HLA-DRBl基因低分辨相合无关供/受者对与HLA高分辨水平匹配的比例和特点。方法对318份HLA-A、B和DRBl基因低分辨相合的无关供/受者对标本进行HLA测序分型,从高分辨水平统计和分析HLA各基因座匹配的比例和特点,以及HLA系统中6个等位基因(HLA-A、HIA-B和HLA-DRB1位点)、8个等位基因(HLA-A、HLA-B、HLA-Cw和HIJA.DRB1位点)、10个等位基因(HLA-A、HLA—B、HIJA-Cw、HLA-DRB1和HLA-DQB1位点)的匹配性。结果单个HLA位点完全相合的比例为HLA-B[79.9%(254/318)]〉HIJA.DRB1[64.8%(206/318)]〉HLA-DQB1[62.3%(134/215)]=HLA-A[62.3%(198/318)]〉HLA-Cw[55.3%(119/215)]。6个等位基因完全相合的比例为36.2%(115/318),8个等位基因完全相合的比例下降为21.9%(47/215),10个等位基因完全相合的比例为20.5%(44/215)。在76份HLA-A、HIJA-B和HLA-DRBl等位基因6/6相合的样本中,等位基因8/8相合及10/10相合的比例分别为63.2%(48/76)和57.9%(44/76);但其中1~2个HLA-Cw等位基因不相合的比例为36.8%(28/76),且主要为抗原水平不相合。结论实现HLA-A、HLA-B、HLA-DRBI的高分辨分型数据入库虽有助于提高无关供/受者对与HLA高分辨配型检索的成功率,但HLA-Cw抗原水平的不相合不能被忽视,建议将HLA-Cw基因分型纳入骨髓库骨髓志愿捐献者HLA入库数据的常规检测。" @default.
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- W945214226 date "2009-01-01" @default.
- W945214226 modified "2023-09-23" @default.
- W945214226 title "HLA-A和HLA-B与HLA-DRB1基因低分辨相合的无关供/受者对HLA高分辨水平匹配性分析" @default.
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