versity.SARS : at the clinical symptoms, as a result of defects in various immune system against opportunistic infections,Tumors arising from the complex syndrome.AIDS is a retrovirus infection caused by the body's immune defense system diseases.In a normal human body, the immune system plays a good body of the "defensive",various pathogens to resist the attack.But one HIV-infected, a good body defense system will be destroyed, defense dysfunction.Then microbial pathogens and thus able to drive straight into the opportunity Hematogenous wounds and broken.In addition, the number& 上一页 [1] [2] [3] [4] [5] [6] [7] [8] [9] [10] ... 下一页 >> |