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Detection of alpha-thalassemia gene by coelocentesis in early prenatal diagnosis
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- Author:
- No author available
- Journal Title:
- CHINESE JOURNAL OF PERINATAL MEDICINE
- Issue:
- 3
- DOI:
- 10.3760/cma.j.issn.1007-9408.2005.03.004
- Key Word:
- α地中海贫血;产前诊断;聚合酶链反应
Abstract： 目的探讨胚外体腔穿刺液应用于α地中海贫血产前诊断的安全性及准确性.方法对40例妊娠6～10周、要求人工流产的单胎妊娠孕妇在终止妊娠前行胚外体腔穿刺术抽吸胚外体腔液,吸宫术后取绒毛,采用聚合酶链反应(PCR)检测胚外体腔细胞及绒毛的α地中海贫血基因,比较两种标本诊断的符合率.结果36例胚外体腔细胞成功地扩增α地中海贫血基因,结果均与绒毛检测结果相符.结论通过胚外体腔穿刺术取胚外体腔细胞行PCR检测可用于α地中海贫血的早期产前诊断,具有可行性.
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