目的采用短串联重复序列（STR）多态位点的复合扩增方法，研究孕妇血浆中胎儿DNA基因型。
Objective To study the fetal DNA in maternal plasma using multiplex PCR amplification of the short tandem repent (STR) systems.
目的：获得X染色体短串联重复序列DXS16遗传多态性在河南汉族人群中的分布状况。
Objective To obtain the distribution of genetic polymorphism of X chromosome specific short tandem repeat loci DXS16 in Han groups of Henan province.
目的：获得X染色体短串联重复序列DXS16遗传多态性在河南汉族人群中的分布状况。
Objective To obtain the distribution of genetic polymorphism of X chromosome specific short tandem repeat loci DXS16 in Han groups of Henan province.
应用推荐