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  2. Timeline of early HIV/AIDS cases - Wikipedia

    en.wikipedia.org/wiki/Timeline_of_early_HIV/AIDS...

    HIV-1 is most similar to the SIV found in common chimpanzees (SIVcpz) in southeastern Cameroon, giving rise to the notion that HIV-1 emerged from chimpanzees in this area. [4] SIVcpz itself emerged in chimpanzees as the result of a recombination of two separate lineages of SIV known to infect red-capped mangabey, and Cercopithecus species. [3] [5]

  3. Simian immunodeficiency virus - Wikipedia

    en.wikipedia.org/wiki/Simian_immunodeficiency_virus

    Simian immunodeficiency virus (SIV) is a species of retrovirus that cause persistent infections in at least 45 species of non-human primates. [1] [2] Based on analysis of strains found in four species of monkeys from Bioko Island, which was isolated from the mainland by rising sea levels about 11,000 years ago, it has been concluded that SIV has been present in monkeys and apes for at least ...

  4. History of HIV/AIDS - Wikipedia

    en.wikipedia.org/wiki/History_of_HIV/AIDS

    Several of the theories of HIV origin accept the established knowledge of the HIV/SIV phylogenetic relationships, and also accept that bushmeat practice was the most likely cause of the initial transfer to humans. All of them propose that the simultaneous epidemic emergences of four HIV groups in the late 19th-early 20th century, and the lack ...

  5. HIV - Wikipedia

    en.wikipedia.org/wiki/HIV

    HIV-1 is thought to have jumped the species barrier on at least three separate occasions, giving rise to the three groups of the virus, M, N, and O. [164] Left to right: the African green monkey source of SIV, the sooty mangabey source of HIV-2, and the chimpanzee source of HIV-1

  6. Oral polio vaccine AIDS hypothesis - Wikipedia

    en.wikipedia.org/wiki/Oral_polio_vaccine_AIDS...

    The Oral polio vaccine AIDS hypothesis (OPV AIDS) is a now-discredited hypothesis which argued the AIDS pandemic originated from live polio vaccines prepared in chimpanzee tissue cultures, accidentally contaminated with simian immunodeficiency virus and then administered to up to one million Africans between 1957 and 1960 in experimental mass vaccination campaigns.

  7. HIV/AIDS - Wikipedia

    en.wikipedia.org/wiki/HIV/AIDS

    HIV is a retrovirus that primarily infects components of the human immune system such as CD4 + T cells, macrophages and dendritic cells. It directly and indirectly destroys CD4 + T cells. [88] HIV is a member of the genus Lentivirus, [89] part of the family Retroviridae. [90] Lentiviruses share many morphological and biological characteristics.

  8. Magic Johnson reveals advice from Michael Jordan after HIV ...

    www.aol.com/entertainment/magic-johnson-reveals...

    Magic Johnson revealed the advice Michael Jordan gave him after the Bulls pushed him around when he returned to the NBA in 1996 after a hiatus due to HIV.

  9. Timeline of HIV/AIDS - Wikipedia

    en.wikipedia.org/wiki/Timeline_of_HIV/AIDS

    This is a timeline of HIV/AIDS, including but not limited to cases before 1980. Pre-1980s See also: Timeline of early HIV/AIDS cases Researchers estimate that some time in the early 20th century, a form of Simian immunodeficiency virus found in chimpanzees (SIVcpz) first entered humans in Central Africa and began circulating in Léopoldville (modern-day Kinshasa) by the 1920s. This gave rise ...