HIV (human immunodeficiency virus)
is a virus that attacks the body's immune system, can lead to AIDS (acquired immunodeficiency syndrome) that badly damages the immune system resulting in an increasing number of opportunistic infections or other serious illnesses and without treatments the survival rate is about three years. |
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The HIV-1 virus contains two copies of a single-stranded
RNA genome within a conical capsid surrounded by a plasma membrane of host-cell origin containing viral envelope proteins. The RNA genome is 9750 nucleotides long and the virus measure approximately 120 nm in diameter |
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photomicrograph of HIV, the
envelope and |
Human Immunodeficiency Virus |