To Loring's surprise, however, the corresponding human genes did transform both animals' cells into embryonic-like stem cells called induced pluripotent stem cells (iPS cells).

然而令Loring惊喜的是，相应的人类基因确实能把这两种动物的细胞转换成称为诱导多能干细胞(iPS细胞)的类胚胎干细胞。

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Induced pluripotent stem cells can come from any cell in the human body, including skin cells, so they don't have the moral quandaries surrounding them.

CNN: Cloning stem cells: What does it mean?