HIV is how pathogenic

The pathogen causes AIDS human immunodeficiency virus (HIV), it is a retrovirus. This virus reverse transcriptase, and its RNA to DNA transcription. HIV is a virus RNA, or more packed the Oval, 100 ~ 120nm diameter of the virus particle, heat-sensitive, at 30 ° C in 56 minutes can be killed. The various disinfectants sensitive, such as ethanol, bleaching powder, 0.2% and 0.5% sodium hypochlorite, formaldehyde solution, are a good inactivated its role. HIV is of a T-cell and cell perineural virus penetrated the human body after the attack selectively T helper cells, brain cells, and cells around the spinal cord nerve cells. When HIV in a substantial growth of the TH, TH extensive damage, occurred cellular immune defects, immune surveillance own stability and loss of function, not only in a series of parasites, worms, fungi, bacteria and viruses and other pathogens conditions of infection, can also occur rare malignancy, the ultimate cause death.

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