They also carried out cytotoxicity tests using human cell cultures.

他们还用培养的人体细胞进行了细胞毒性测试。

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Scientists have viewed the expression of an individual gene inside a human cell.

科学家已经观察了人类细胞中单个基因的表现。

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The pumps and channels are powered by the same fuel that drives every human cell: adenosine triphosphate, or ATP.

这些泵结构和通路跟每个人体细胞一样使用了同一种燃料：三磷酸腺苷，或atp。

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But opponents say stem cell experiments are wrong because human embryos are destroyed.

VOA: special.2009.04.07

A human cell shown here on the opposite side has these formed organelles that I talked about a minute ago, mitochondria, Golgi, endoplasmic reticulum, nucleus.

另一边展示的是人类细胞,它带有我一分钟前讲过的成形的细胞器,线粒体,高尔基体,内质网,细胞核

耶鲁公开课 - 生物医学工程探索课程节选

Why don't bacteria need a distinct nucleus and that's necessary in a human cell?

为什么细菌不需要单独的细胞核,而对人类细胞则为必需

耶鲁公开课 - 生物医学工程探索课程节选

Stem cells are special cells which can, theoretically, grow into almost any kind of human cell type.

ECONOMIST: To clone or not to clone, is that the question? | The

There is a maximum number of times that a human cell can divide (roughly 50) before it dies.

ECONOMIST: The latest from the wacky world of anti-senescence therapy

The human cell nucleus contains 23 pairs of chromosomes, which carry genetic information necessary for developing and running the body correctly.

BBC: NEWS | Health | Gene fault increases leprosy risk