1. Immunodeficiences  Autoimmunity – inappropriate response of the immune system against self component.  Tolerance – mechanisms that exist to protect an individual from potentially self-reactive lymphocytes.  Immunodeficiences – Any deficiency in the immune response.  Primary Immunodeficiency – a condition resulting from a genetic or developmental defect in the immune system.  Secondary Immunodeficiency – an aquired condition resulting in a defect in the immune system.

2. Immunodeficiences

3. HIV/AIDS

4. Structure of HIV:  Retrovirus  Provirus

5. HIV AIDS

6. HIV/AIDS