微生物是一些肉眼看不见的微小生物的总称,千姿百态的微生物中有些对人体有益,有些则能引起人体或动物体发生传染病,后者被称为病原微生物或致病微生物。病原微生物侵入机体,在一定部位生长繁殖,将引起一系列的病理生理过程,这就是我们所说的传染。生物安全防护实验室是人类用 Microorganisms are the general term for some tiny organisms that are invisible to the naked eye. Some microorganisms in different positions are beneficial to the human body while others cause infectious diseases in the human or animal body. The latter are called pathogenic microorganisms or pathogenic microorganisms. Invade the body of pathogenic microorganisms, growth and reproduction in a certain area, will cause a series of pathophysiological processes, which is what we call infection. Biosecurity labs are for human use