When they do that they can actually engulf the bacteria in a process called phagocytosis and break them down into antigens.
免疫细胞确实是将细菌整个吞进了肚内,这一过程称为吞噬作用,并将细菌分解成小抗原
So, if we think about the force that occurs between a positively and a negatively charged particle, what we have is essentially a Coulomb force, so we can describe this as a force of attraction.
一个带负电的粒子之间,的作用力,这本质上就是库伦力,我们可以把它,描述成一个引力。
If you look at the electrical force, the force of electricity, proton and electron or something, it's not proportional to the mass of either object.
如果你考察电作用力,即电现象产生的力,质子啊,电子啊,或者其它什么东西,这种力不和物体的质量成比例
One of the important functions of a fibroblast is to allow for healing of wounds.
成纤维细胞的一个重要作用,就是愈合伤口
That information gets put into action through a process, a biological process called transcription, where particular regions of DNA are transcribed into RNA.
信息通过某种过程起到作用,这个生物学过程叫转录,在转录过程中,DNA的特定区域转录成RNA
The other thing that it does is that when a virus is inside these cells making its proteins, some of those proteins get processed or digested into small fragments that are themselves antigens.
HC的另一项作用是,当病毒在细胞内表达蛋白时,一些蛋白被加工,或者,分解成小片段而成为抗原
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