AIDS infection principle: WBC is to kill bacteria in human rights defenders, mainly with CD4 and CD8, CD4 cells play the role of "tipping off" the role, CD8 cells, the bacteria is swallowed, when HIV enters the human body, it will be abducted CD4 cells, so that the CD8 cells to become "deaf, blind +", and then they invaded white blood HIV, the WBC as a breeding ground for the propagation of their own.
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