You then denature again, each one of these strands gets separated, primers bind, turn on the polymerase, a new strand is made.
然后你可以再次使产物链变性,使各链解旋,再结合引物,激活聚合酶,再生成新链
So, that process happens fast but you also need this neurotransmitter release and activation to happen fast so that you can have rapid activity.
所以 电传递过程很快,但你仍需要神经递质的,快速释放和快速激活,以便使你快速活跃起来
Well, if this kinase happens to turn this protein on then you would like to have a mechanism to turn it off as well.
那么在激酶激活蛋白质后,你会希望有一种方法能够使它失活
Basically, you're introducing this gene into cells that when you give the right inactive drug that will cause the cell to make chemicals that kill it.
概括来说,当你把这个自杀基因导入,含有特定未激活药物的细胞时,二者作用就使细胞生成了,可以杀死自己的化合物
Another receptor eventually activates a phosphatase, that phosphatase now turns the protein off.
另一部分受体激活了磷酸酶,磷酸酶使这些蛋白失活
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
The antigen has to be presented to helper T-cells, those helper T-cells have to stimulate a B-cell population to both proliferate and differentiate.
抗原需要被呈递给辅助性T细胞,这些辅助性T细胞需要激活B淋巴细胞,使其增殖和分化
You first separated your DNA, let the primers bind, then turn on the enzyme, and it makes copies of each one of these.
首先解旋DNA双链,使引物结合,接着激活聚合酶,最终得到各链的复制产物
Cells share signals with each other, and that leads to activation of a specific cell population if we're thinking about a vaccine that produces antibodies, that leads to activation of B-cells, immature B-cells, which do two things.
细胞与细胞之间存在信号传递,而这将激活特定的细胞群体,如果是一些能够产生抗体的疫苗,抗体将会激活B淋巴细胞,幼B淋巴细胞,使其发生两种变化
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