A disease caused by a retrovirus, HIV (human immunodeficiency virus), and characterized by failure of the immune system to protect against infections and certain cancers.

A set of about 50 research centers around the country where federally funded drug trials are conducted.

(ARC) A condition caused by HIV in which the person is positive for HIV and has clinical symptoms not generally as severe as those of AIDS.

A drug used to treat fungal infections, including candidiasis (thrush).

A drug used to combat bacterial infection by killing bacteria or slowing their growth.

A substance in the blood formed in response to invading disease agents such as viruses, fungi, bacteria, and parasites. Usually antibodies defend the body against invading disease agents, however, the [..]

Proteins produced by plasma cells in response to a specific foreign organism. These proteins in the blood tag, destroy, or neutralize bacteria, viruses, or other harmful toxins.

An invading substance that may be the target of antibodies.

A substance that stops or suppresses the activity of a virus.

A treatment that may prevent HIV from damaging the immune system.