That same year,doctors discovered a deadly brain tumor, which limited his ability to work.

VOA: special.2009.09.13

So far our ability to de-differentiate cells or find out how to do that is limited.

迄今为止,我们令细胞去分化的能力,和技术方法还相当有限

耶鲁公开课 - 生物医学工程探索课程节选

So far our ability to de-differentiate cells or find out how to do that is limited.

迄今为止,我们令细胞去分化的能力,和技术方法还相当有限

耶鲁公开课 - 生物医学工程探索课程节选