There is no risk of the patient rejecting the stem cells because the type used does not need a match donor.
它不存在病人排斥干细胞的风险，因为使用的类型不需要和捐献者匹配。
2
My blood is type "O", so I'm a universal donor.
我的血型是“O”型，所以我是一个万能输血者。
3
The effect of using donor cells of different cell cycle, cell type, chemical activation, as well as refrigeration, on cloning animal has been summarized.