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本文介绍一种适于孕早期滋养细胞染色体的Trypsin-SSC-Giemsa显带法,此法国内外尚未见报导。经60例标本的实验,证明运用此法,可以获得高质量的和效果稳定的G显带标本。它的应用与推广,将提高孕早期染色体病的产前诊断水平。
This article describes a Trypsin-SSC-Giemsa banding method suitable for gestational trophoblastic chromosomes, which has not been reported both inside and outside France. The experiments of 60 specimens proved that this method can be used to obtain high quality and stable G-banding specimens. Its application and promotion, will improve early pregnancy chromosome disease prenatal diagnosis.