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。
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.
通过培养条件的优化，使烟草合子在体外通过器官发生途径与胚胎发生途径两种方式再生可育植株，从而创建了烟草合子的体外胚胎发生系统。
As a result, an in vitro zygotic embryogenesis system was build up, in which single tobacco zygotes could develop into fertile plants via embryogenesis or organogenesis under optimal condition.
为研究低氧诱导因子- 1 (HIF - 1)在小鼠胚胎神经胚形成阶段的时空表达规律，探讨HIF - 1在胚胎神经系统发生和发育过程中的作用。
To investigate the spatiotemporal expression of hypoxia-inducible factor-1 (HIF-1) during murine neurulation and explore the role of HIF-1 in the embryonic development of the nervous system.
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