胚胎

In a last-ditch effort to conceie, these women often hae to turn to donor eggs or embryos.

当实在是无计可施时，这些妇女不得不求助于捐献的卵子或胚胎。

In this study,PGCs were isolated from White Leghorn chickenembryos,purified and cultured in vitro.

本研究以白来航鸡为材料，对胚胎期的PGCs进行分离、纯化、培养。

German mathematician and philosopher who popularized the work of Leibnitz.

沃尔夫，卡斯帕·弗雷德里希1733－1794德国解剖学者，以其在胚胎学方面的先驱工作而著名

The body weight and length of normal fetal were related positively to pituitary growth hormone content.

但生长激素对胚胎生长发育的影响尚无定论，有关垂体和生长激素含量存在一定分歧。

By 1952, Robert Briggs and Thomas King had transferred the nuclei of an embryo into northern leopard frog eggs and generated tadpoles.

到了1952年，Robert Briggs和Thomas King已经成功地把豹纹蛙胚胎细胞核移植到卵子中，并且发育成了蝌蚪。

It was previously shown that loss of Smad4 results in lethality at embryonic days 6-7 and its role in osteoblast remains unclear.

Smad4是TGF-β信号的中心介导者，在胚胎期和成体的许多组织中广泛表达。

Recent work in CAR-deficient animals has indicated a role in embryonic development and remodeling with cardiac malformation and lethality.

最近CAR缺陷的动物实验表明其在心脏畸形及心源性死亡的胚胎发育及重构过程中的作用。

It is therefore suggested thatthese specific proteins might play an important role in litchi embryodifferentiation and development.

因此认为，这些特异蛋白在胚胎分化和发育中可能起重要作用。

Interestingly, at E13.5, strong Foxp2-expressing differentiated striatal neurons were detected in region adjacent to SVZ, rather than in lateral part of MZ as in the control littermate.

有趣地，在胚胎期第13.5天，高量表现Foxp2的已分化纹状体神经元在近SVZ区被侦测到，而不是像同胎对照小鼠在MZ区外侧被侦测到。

Using the most advanced chemical and biological equipment from sheep embryos to extract the liver activity of the protein and remove impurities, heat-sensitive eggs

运用最先进的生化仪器，从小羊胚胎的肝脏中提取活性蛋白质，并去除杂质、热敏感蛋

Singer Leona Lewis and former Led Zeppelin guitarist Jimmy Page emerged as the bus transformed into a grass-covered carnival float, and the pair combined for a rendition of "Whole Lotta Love".

歌手leona刘易斯和前率领的飞艇的吉他手吉米页出现巴士转化为基层所涵盖的嘉年华花车，和一双合并为一移交&整个lotta爱&。

This is Kate, and that's Erin.

这是凯特，那个是爱朗。