Chromosome Fragile Sites的意思|示意

Method: Chromosome fragile sites and breakpoint expression by reducing folacin in TC199 medium were determined in 80 autistic children and 80 normal children.

方法：采用低叶酸tc 199培养诱导法，对80名孤独症儿童和80名正常儿童进行了外周血淋巴细胞染色体脆性位点表达检测和断裂点频率统计。

Methods: TC199 low level of folic acid cultivation method was performed to analyse both the frequency and the distribution of chromosome fragile sites in 31 habitual abortion couples.

方法采用低叶酸tc 199培养诱导法，观察了31对染色体核型无异常的习惯性流产夫妇染色体脆性位点，并观察了脆性位点的分布。