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寻找妊娠早期胎儿性别鉴定的有效方法,既有利于开展计划生育,也是预防和控制性连锁遗传性疾病的有效措施。目前,国外有在胎儿三个月以后抽取孕妇的羊水,或取胎儿脱落的细胞进行细胞学观察来鉴定胎儿的性别,但因对母体有一定的危险性,因而在临床上未能广泛应用。中国科学院遗传研究所二室一组,经过一?左右的试验,发现微量免疫扩散法是妊娠早
Looking for early pregnancy fetal sex identification of effective methods, both conducive to family planning, but also to prevent and control of the chain of genetic diseases and effective measures. At present, there are foreign countries in the fetus three months after the extraction of amniotic fluid of pregnant women, or taken off the cells of the fetus cytological observation to identify the sex of the fetus, but because of the mother has a certain degree of risk and therefore not widely used in clinical practice. Institute of Genetics, Chinese Academy of Sciences, a group of two rooms, after a test, found that micro-immune spread is early pregnancy