The F. D. A. approval comes a little more than 10 years after the first human embryonic stem cells were isolated at the University of Wisconsin, in work financed by Geron.
自威斯康辛大学接受Geron的资助，首次分离出人类胚胎干细胞到FDA批准其用于临床试验经历了10多年的时间。
The F. D. A. approval comes a little more than 10 years after the first human embryonic stem cells were isolated at the University of Wisconsin, in work financed by Geron.
自威斯康辛大学接受Geron的资助，首次分离出人类胚胎干细胞到FDA批准其用于临床试验经历了10多年的时间。
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