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Source: National Institute of Allergy and Infectious Diseases
Description of how HIV progresses to AIDS, starting with acute primary infection.
http://www.niaid.nih.gov/topics/HIVAIDS/Understanding/Biology/pages/clinicalcourse.aspx
Information about the different ways that HIV destroys the immune systems of people infected with HIV.
http://www.niaid.nih.gov/topics/HIVAIDS/Understanding/Biology/pages/devastatesimmunesystem.aspx
Description of how HIV mutates and evolves and why the virus is so difficult to kill.
http://www.niaid.nih.gov/topics/HIVAIDS/Understanding/Biology/pages/evolves.aspx
Description of how HIV "hides" inside cells, or latent reservoirs.
http://www.niaid.nih.gov/topics/HIVAIDS/Understanding/Biology/pages/hidesimmunesystem.aspx
The HIV replication cycle, illustrated with a graphic, and a glossary of terms associated with the replication cycle.
http://www.niaid.nih.gov/topics/HIVAIDS/Understanding/Biology/pages/hivreplicationcycle.aspx
General description of how HIV transforms into AIDS.
http://www.niaid.nih.gov/topics/HIVAIDS/Understanding/howHIVCausesAIDS/Pages/cause.aspx
Source: AIDS Education & Training Centers National Resource Center
Chart with color pictures of anti-HIV medications showing actual size of medications. Includes a diagram on where the medications act in the HIV life cycle.
http://www.aids-etc.org/pdf/p02-et/et-03-00/nw_pillchart.pdf
Fact sheet with an overview of how HIV infection causes AIDS.
http://www.niaid.nih.gov/topics/HIVAIDS/Understanding/howHIVCausesAIDS/pages/howhiv.aspx
Information about the link between HIV and AIDS, including an explanation of why HIV causes AIDS.
http://www.niaid.nih.gov/topics/HIVAIDS/Understanding/howHIVCausesAIDS/pages/connection.aspx
HIV/AIDS Portal: