A substance produced by certain white blood cells in reaction to contact with HIV, the human immunodeficiency virus.


... Why get tested?
To determine if you are infected with Human immunodeficiency virus (HIV)

When to get tested?
One month to three months after you think you may have been exposed to the virus; the average time for the antibody to be detected is two weeks

Sample required?
A blood sample collected from a vein in your arm; there are also tests available that can be performed on urine and/or oral fluid
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