果蝇在家中招人讨厌,但却是一个历史悠久的实验对象。通过研究果蝇,科学家们得以揭开胚胎发育的秘密。
Studying the fruit fly, a household nuisance but a time-honored experimental subject, has enabled the secrets of how embryos develop to begin to be unraveled by scientists.
这写蛋白质在人类胚胎发育的时候似乎尤其活跃。
The protein seems to be especially active while human embryos are developing.
初步研究了不同水温对中华鲟胚胎发育的影响。
The effect of different water temperature on the embryonic development was studied.
What's shown in this diagram is the progress of the developing embryo as it travels in time, down the fallopian tube.
这张图上显示的,就是胚胎发育的过程,是按照它在输卵管中移动的时间排序的
These are cells that I that were obtained either from a more developed embryo, past the blastocyst stage.
这些细胞是我从,发育的更成熟的一些胚胎中提取的,这些胚胎已经过了囊胚期了
The way we did this was to coax embryonic stem cells first to develop into the surface layer.
我们是这么做的,先诱导胚胎干细胞,发育成外胚层。
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