Table of Contents: “…-- The life cycle of a retrovirus -- The AIDS virus : HIV -- Features of HIV -- The effects of HIV infection in individuals -- The HIV antibody test -- Potential problems with the HIV antibody test -- Testing for the level of circulating HIV -- How does HIV evade the immune system -- Azidothymidine (AZT), an effective therapeutic agent in AIDS -- Limitations of AZT -- Protease inhibitors, another class of therapeutic agents against HIV -- Where did HIV come from?…”