stem cells

常见例句

They are a special risk with stem cells precisely because such cells can turn into any other sort.
对干细胞来说他们是一种特殊的风险，因为这种细胞能分化成任何其他种类。
Since stem cells have yet to turn into specific cell types, biologists expected them to be extra sensitive to the environment, and this does indeed seem to be the case.
鉴于干细胞目前尚不能转化成特定类型的细胞，生物学家现在期望它们对环境能够有非常敏感的反应，而事实似乎的确如此。
Two research teams in the US and Japan have made embryonic stem cells – or something very like them – directly from human skin cells, without having to destroy an embryo in the process.
美国和日本的两个研究小组已直接从人体皮肤细胞中提取出胚胎干细胞（或非常类似的细胞），同时在这一过程中没有破坏胚胎。

In March, President Obama ended restrictions on the use of federal money for research using human embryonic stem cells.
So we needed to come up with another source, a renewable source, so we turned our attention to embryonic stem cells.
因此，我们需要一种替代材料，一种可以再生的材料，我们注意到了胚胎干细胞胚胎干细胞。
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That's why people are so excited about embryonic stem cells because in nature they become all the cells of the body.
这就是为什么胚胎干细胞如此让人激动,因为它的天然功能就是变成所有身体细胞
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Scientists are unsure if stem cells are altered for the worse when grown in the lab.
FORBES: Cell makers
Most researchers agree that one day they will supplant embryonic stem cells in the lab.
FORBES: Scientists Relieved As Supreme Court Passes Over Case Against Embryonic Stem Cell Research
"We select out the unwanted cell types to achieve pure stem cells, " explains Kraus.
FORBES: Cell makers