"But a baby who has a defect in those brain stem circuits that use serotonin can't do that when challenged and they go on to die."

VOA: standard.2010.02.08

Israel's acceptance of a relationship with God doesn't stem from mystical introspection, or philosophical speculation, Levenson says.

犹太人接受与上帝的关系并不来自于,神秘的内省，或者是出于投机心理，Levenson说。

耶鲁公开课 - 旧约导论课程节选

There are services now, we don't know yet how to get those stem cells out of cord blood and how to use them for therapies, but it's reasonable to think that we might know about this in 30 years.

现在已经有提供这样的服务了,我们现在还不知道如何从脐带血中,提取这些干细胞并用于治疗,但有理由相信,在未来的30年内我们会知道的

耶鲁公开课 - 生物医学工程探索课程节选

That's a lot of the literature of stem cells that you'll read about, taking a particular source of stem cell and nurturing it in such a way that it gains potentials that it didn't have necessarily when it was in the body, or exploiting those potentials that it wouldn't necessarily express.

现在你可以找到很多,有关干细胞的文献中讲到,提取一种特定来源的干细胞,通过特定的培养方法之后,它们会获得在体内不能获得的潜能,或者开拓一些在体内不能得到表达的潜能

耶鲁公开课 - 生物医学工程探索课程节选

Another stem cell called the lymphoid stem cell is capable of forming the B and T lymphocytes.

另一种干细胞称为淋巴干细胞,能够生成B细胞或者T细胞

耶鲁公开课 - 生物医学工程探索课程节选