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利用Gap-PCR技术鉴定1例罕见的巴氏水肿胎儿 被引量:4

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摘要 目的运用Gap-PCR技术对罕见的缺失型珠蛋白生成障碍性贫血进行基因分析鉴定。方法用XE-2100血细胞分析仪对一对夫妻的静脉血标本进行检测,并用毛细管电泳分析仪Capillarys2对夫妻的静脉血和胎儿脐带血进行分析。最后用珠蛋白生成障碍性贫血商品试剂盒和实验室配置的试剂进行珠蛋白生成障碍性贫血基因分析。结果血细胞分析显示,夫妻二人的红细胞参数为小细胞低色素型细胞,而血红蛋白电泳分析结果正常。胎儿血红蛋白分析显示,HbH带1.0%,HbBart′s带90.9%,HbF带4.5%,HbA带2.1%,另有一条不明快速带1.5%。珠蛋白生成障碍性贫血基因Gap-PCR分析,丈夫为东南亚型缺失珠蛋白生成障碍性贫血,妻子为泰国型缺失珠蛋白生成障碍性贫血,胎儿为泰国型缺失合并泰国型缺失珠蛋白生成障碍性贫血。结论 Gap-PCR技术可以用于鉴定未知缺失突变的珠蛋白生成障碍性贫血基因型。
出处 《国际检验医学杂志》 CAS 2012年第14期1753-1755,共3页 International Journal of Laboratory Medicine
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