fragile site中文什么意思

脆性部位

脆性位点

例句与用法

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The study on correlativity between mental retardation and chromosome fragile site
精神发育迟滞者与染色体脆性部位相关性的研究
Objective : to explore the correlatitiy between mental retardation , chromosome aberrtion rate and fragile site expression rate
目的：探讨精神发育迟滞者与染色体畸变率和脆性部位表达率的相关性。
Conclusion : the mental retardation is correlative with the chromosome aberration and the fragile site expression rate
结论：提示精神发育迟滞与染色体的畸变率和脆性部位的表达率有一定的相关性。
Other mutations of the fmr1 gene , s uch a s d eletions a nd p oint m utations a mong p atients w ith usual phenotype but without fragile site expression , are also identified
另外，在少数患者中还检测到fmr1基因的其它突变，如基因全部或部分的缺失和发生在fmr1基因内部的点突变。
To detect the patients and carriers of the fragile x syndrome , various analytic methods could be used . one is cytogenetic diagnosis to observe the expression of the fragile site fraxa located at xq27 . 3
对脆x综合征的诊断，可以通过细胞遗传学方法观察分析x染色体相应脆性位点的表达情况，或是通过southern印迹杂交的方法直接分析cgg重复的扩增突变。