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近二十余年以米,对免疫学的含义有了新的看法,认识到“免疫”不仅是单纯的抗感染的作用,而是具有识别“自己”与“非己”、排斥异已物质,从而调节与维持机体内部生理平衡与稳定。由于异物的性质与机体的状况不同,在排斥异物中可以出现不同的结局。若在反应过程中仅仅将异已物质排斥清除而不损害自己,则属于生理性防护免疫,主要为抗感染免疫;反之,若反应过强或过
In the past 20 years and more, it has brought a new view on the meaning of immunology. It is recognized that “immunity” is not only a simple anti-infective effect, but also has the function of identifying “oneself” and “non-self” , So as to regulate and maintain the body’s internal physiological balance and stability. Due to the different nature of the foreign body and the body’s condition, there may be different outcomes in the rejection of the foreign body. If in the course of the reaction will only be different materials have been excluded excludes themselves without harm, then belong to the physiological protective immunity, mainly for anti-infection immunity; the other hand, if the reaction is too strong or too