The immune system and HIV

  • How the immune system works

    Information on the human immune system, including a description of immune cells and antibodies, and how the immune system's components work together to combat infection.

  • How HIV damages the immune system

    A description of the ways in which HIV leads to immune system damage, including how the virus interacts with the immune system, how CD4 T-cells are destroyed, the pathway from infection to disease and information on long-term survival with HIV.

  • Factors affecting disease progression
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