Human immunodeficiency virus (HIV) is a germ that causes a lifelong infection that slowly weakens the immune system. Though the infection is lifelong, medicines can keep the virus in check and help ...
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How Does HIV-2 Differ From HIV-1?
HIV-2 and HIV-1 are both types of human immunodeficiency virus (HIV). They are both transmitted the same way, but HIV-2 does not spread as easily and progresses to AIDS more slowly. Those with HIV-2 ...
Left: Structure of the Human Immunodeficiency Virus (HIV). Note the envelope protein that protects the virus against immunological detection and the small genome consisting of two short strands of RNA ...
AIDS was a mystery disease when first formally recognized in patients in the U.S. in 1981. Transmission through sexual contact was rapidly recognized, but the source was initially unknown. Just three ...
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