Objective: a few trisomy 21 cells in normal chromosome karyotype was been observed for study of the correlation of clinical phenotype and development damage in sick children of Down's syndrome.
目的观察正常细胞核型中含有极少量21 -三体细胞的患儿临床表型及发育损害的相关关系。
Methods: The incidence rates of early reproduction inability of chromosome heteromorphism group and normal karyotype group were compared by using G, C-banded chromosome karyotype analysis.
方法：采用G、C显带染色体核型分析等方法，比较染色体异态核型人群和正常核型人群的早期生殖障碍的发生率。
The incidence rates of reproduction abnormality of chromosome polymorphism group and normal karyotype group have been compared by G-banded chromosome karyotype analysis.
本研究将染色体多态核型人群和正常核型人群分组，进行G显带染色体核型分析，以比较两组人群的生殖异常的发生率。
Karyotype analysis showed that ZP-1 cells have a normal female chromosome structure.
核型分析结果显示，ZP - 1细胞为正常女性染色体结构。
The karyotype of their chromosomes were normal (46xy or 46xx), no chromosome aberration, chromosome loss and polyploid.
所有患者染色体核型均正常，未见染色体核型缺失及多倍体，均为46xy或46xx型。
The karyotype of their chromosomes were normal (46xy or 46xx), no chromosome aberration, chromosome loss and polyploid.
所有患者染色体核型均正常，未见染色体核型缺失及多倍体，均为46xy或46xx型。
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