【摘要】 :ES细胞克隆动物在提高良种动物繁殖率和保护动物遗传资源领域具有重要的作用 ,ES细胞核移植是生产克隆动物的重要方法 ,ES细胞克隆率低和克隆动物生活力低是其存在的主要问题更多还原

【Abstract】 Cloning animal by Nuclear transfer from Embyyonic stem cell play very important role in improvement of animal reproductivity and preservation of animal genetic resource The nuclear transfer from Embryonic stem cell is the most important method to clone animal, The chief pfolbem are lowefficence of isolation and clone of ES cell and low survival rate of animals cloned by nuclear transfer from ES cells更多还原