补体杀伤是宿主免疫的主要手段之一 ,补体作为机体防御的一线屏障 ,对于任何病原体来说 ,都是一个不小的麻烦。侵入机体的病原体 ,通过某种方式逃避补体的杀伤 ,对于建立感染和在宿主体内持续生存均是十分重要的。在长期的与宿主补体攻击作斗争的过程中 ,一些病原体产生了十分 Complement killing is one of the main ways of host immunity. Complement, as a first-line barrier to body defense, is a no-brainer for any pathogen. Pathogens that invade the body and, by some means, evade the killing of complement, are important for establishing an infection and for sustaining survival in the host. In the long run to combat host complement attacks in the process, some of the pathogens have been very good