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威斯康辛州大学一位籍籍无名的生物学家第一次在实验室里培育出了人体胚胎干细胞后,关于这个领域的研究和争论日趋热门。
The first research and development of human embryonic stem cells in the lab by an unnamed biologist at the University of Wisconsin is gaining in popularity in the field of research and debate.