Because if it was a neurotransmitter activated ion channel, what would happen when the neurotransmitter bound here?

因为假如这是一个,神经递质激活的离子通道,当神经递质结合于此的时候,会发生些什么呢

耶鲁公开课 - 生物医学工程探索课程节选

What happens when that recognition takes place is that your immune system gets activated, and the activation that happens usually involves two things.

当识别进行时会发生什么呢,那时免疫系统会激活,免疫系统的激活通常包含两个过程

耶鲁公开课 - 生物医学工程探索课程节选

These are automatically activated when we come into contact with individuals.

在我们和别人接触时,它们会被自动激活。

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So, this is the kind of immune response that gets activated only when it's needed.

所以 这是一种在需要时,被激活的免疫反应

耶鲁公开课 - 生物医学工程探索课程节选

There are 100 of these molecules, when a receptor gets activated a kinase activity gets activated, the kinase acts on the protein, the protein gets switched on, something new starts to happen inside the cell.

有一百个这样的分子,当受体被激活,激酶被激活后,激酶作用于蛋白,使蛋白活化,细胞中就会发生一些新变化

耶鲁公开课 - 生物医学工程探索课程节选

You can put somebody in an MRI machine now and have them read a book and look at what parts of their brain become activated when they're reading and what parts stop activating when they stop reading, so you can learn where in their brain is reading done.

现在如果有人躺在核磁共振仪中进行阅读,我们就可以看到,在阅读时,大脑哪些部位变得活跃,停止阅读时哪些部位停止活动,这样我们就知道了,大脑中什么部位是和阅读相关的

耶鲁公开课 - 生物医学工程探索课程节选

What happens when they're activated is they start to reproduce, they make more and more, and more B-cells.

激活后,免疫细胞开始增殖,B细胞变得越来越多

耶鲁公开课 - 生物医学工程探索课程节选

When a certain enzyme is activated inside cells, ATP gets converted into a molecule called cyclic AMP, and cyclic AMP is an example of one of these molecules called second messengers.

细胞内的某种酶被激活后,ATP就能转化为一种叫cAMP的分子,cAMP是一种第二信使分子的范例

耶鲁公开课 - 生物医学工程探索课程节选