但研究人员同时发现氨基酸阻止了葡萄糖的活动，使细胞保持活力，让小白鼠保持清醒。

But the researchers also found that amino acids stop the glucose action, keeping the cells active and the mice alert.

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大多数科学家认为大脑内的电场是神经细胞活动所产生的简单的副产品。

Most scientists have viewed electrical fields within the brain as the simple byproducts of neuronal activity.

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为了追踪这些细胞的活动，他的科研团队再将干细胞植入鼠脑之前，把微小的磁性颗粒黏附在细胞之上，并把标记染料注入细胞内。

In order to track the movements of the cells, his team attached tiny magnetic particles to them before they transplanted them, and also injected them with a dye.

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When we measure EKG's, what we're measuring is the activity of all these cells within our heart performing action potentials.

当我们做心电图的时候,我们所测量的是心脏内能发出,动作电位的细胞的活动状态

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Then we're going to talk about two physiological systems just briefly, where cell communication sort of dominates the behavior of the organ.

然后我将简要地讲到两个生理系统,主要是讲细胞通讯控制器官活动的方式

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Because of the lack of oxygen getting to the cells, the cells are no longer able to carry on their various metabolic processes.

由于细胞中缺少氧气,所以细胞不能完成,它们的各种新陈代谢活动

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