The source and the cost of the embryo has become the important factor that practical turn of embryo engineering.
胚胎的来源和成本已成为制约胚胎工程实用化的重要因素。
Oocyte for embryo engineering recovered from ovaries of slaughtered animals have been found highly variable in their quality, so have to be selected strictly.
胚胎工程技术所需的卵母细胞主要来源于屠宰动物的卵巢，其质量差异较大，必须进行严格挑选。
In order to provide basic materials for reproduction physiology and embryo engineering, the Yellow Cattle's oviduct was observed by freezing section and he staining.
采用冰冻切片he染色方法对黄牛输卵管各部进行了组织学观察，以为生殖生理学和胚胎工程学等教学和研究工作提供基础资料。
In recent years, the business that embryo transplant application and the research of every kind of embryo engineering development all need a mass of high-quality earlier period embryo.
近年来，胚胎移植的商业应用和各种胚胎工程等方面的研究和开发都需要大量的优质早期胚胎。
But is it really the first time? Is cloning all that different from genetical ly engineering an embryo to eliminate a genetic disease like cystic fibrosis?
但这真的是第一次吗？克隆与改造胚胎的基因以消除象囊性纤维变性这样的基因疾病真的是有天壤之别吗？
The culture of porcine oocytes maturation in vitro, parthenogenetic activation of MII porcine oocytes and embryo culture are main technology of embryo biology engineering.
猪卵母细胞的体外成熟培养、成熟卵母细胞的孤雌激活和胚胎培养是胚胎生物工程技术的主要环节。
The studies on biological engineering technology of embryo in birds, including the in vitro culture, chimera and transgenic birds are summarized in the essay.
本文对禽类胚胎生物工程技术，包括禽类胚胎体外培养技术、禽类嵌合体技术和禽类基因转移技术的研究进行了综述。
Ministry of Health; Shanghai Laboratory of Embryo and Reproduction Engineering; Shanghai 200040; China;
上海市胚胎与生殖工程重点实验室；
Ministry of Health; Shanghai Laboratory of Embryo and Reproduction Engineering; Shanghai 200040; China;
上海市胚胎与生殖工程重点实验室；
应用推荐