She had been researching mechanisms regulating early development and organ formation in mice using embryonic stem cells, which can develop into the multitude of cells that make body parts.

他在老鼠上使用胚胎干细胞研究机制调节和器官形成。胚胎干细胞能形成身体部位的多细胞。

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In an interesting development in stem cell therapeutics, a boy in the UK had a trachea transplant performed in which the transplanted organ was regrown using his own stem cells.

有一个干细胞治疗的有趣案例，一个英国男孩在做气管移植手术时，使用的气管是来源于自己干细胞的再生。

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The studies were done in embryonic spinal cord in mice, although the same process ultimately takes place during development of any organ or bodily system, the researchers said.

研究人员说，虽然在身体任何器官或系统发育过程中最终都会发生同样的过程，但这个研究是在小鼠的胚胎脊髓上进行的。

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The Chairman of SADC, South Africa's President Kgalema Motlanthe, said its security organ would meet Thursday to discuss the development.

VOA: standard.2009.03.18

University of Wisconsin scientists have isolated the gene that controls the development of an organ's shape in the roundworm.

CNN: GROWN TO ORDER

Though thousands of genes are involved in the development of an organ such as a tooth, these genes are switched on in a cascade, with the activity of one triggering the activation of the next.

ECONOMIST: It may soon be possible for adults to grow new teeth