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1 问:什么是补体和补体系统? 答:补体(complement,C)是人与动物血清中正常存在的,与免疫有关的、并可具有酶活性的一组球蛋白。其活性不甚稳定,加热56℃30分即被灭活。补体约占血清球蛋白总量的10%。其含量相对稳定,与抗原刺激无关,并不随机体特异性免疫建立与增强而加多。 补体并非单一物质,由于分离、捉取补体成分的成功,证明补体是包含多种成分的血浆蛋白,故又称补体系统。其中包括了参与补体激活的成分,也包括了调控补体系统各种灭活因子和抑制因子。
Q: What is the complement and complement system? A: The complement (C) is a group of globins that are normally present in human and animal serum and that are immune-related and that may have enzymatic activity. Its activity is not very stable, heating 56 ℃ 30 minutes that is inactivated. Complement accounted for about 10% of the total serum globulin. Its content is relatively stable, has nothing to do with antigen stimulation, not with the body-specific immunity to establish and enhance more. Complement is not a single substance, due to the separation, to capture the success of complement components, to prove that complement is a multi-component plasma protein, it is also called the complement system. These include components involved in complement activation, as well as various inactivation and repressive factors that regulate the complement system.