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分子生物学技术检测自然流产绒毛染色体数目异常 被引量:4

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摘要 目的分析检测自然流产绒毛常见染色体的非整倍体。方法本文对66例自然流产绒毛,用FISH(fluorescence in situ hybridization,FISH)技术,选用13,18,16,21,22,X和Y染色体特异性探针,分析流产绒毛这七种染色体非整倍状况。结果 66例中,异常共28例,占42.4%。其中3例为多倍体异常,2例性染色体多倍体异常,23例为非整倍体异常。结论 1.FISH技术能快速检测自然流产绒毛染色体的异常,胚胎染色体数目异常是自然流产的主要原因。2.高龄孕妇流产绒毛染色体数目异常率高于非高龄孕妇,但无统计学差异。
出处 《中国优生与遗传杂志》 2010年第10期51-51,共1页 Chinese Journal of Birth Health & Heredity
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