TagHIV-1

New HIV strain reminds us that innovation is urgent and fundamental

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CNN, Updated November 8, 2019 For the first time in 19 years, a team of scientists has detected a new strain of HIV. The strain is a part of the Group M version of HIV-1, the same family of virus subtypes to blame for the global HIV pandemic. The findings were published Wednesday in the Journal of Acquired Immune Deficiency Syndromes. HIV has several different subtypes or strains, and like other...

West African HIV-2 prevalence associated with lower historical male circumcision rate

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Medical News Today, Thursday 8 December 2016 Cities with substantial uncircumcised populations in 1950 tended to have higher HIV-2 prevalence from 1985. In West African cities, male circumcision rates in 1950 were negatively correlated with HIV-2 prevalence from 1985, according to a study published in the open-access journal PLOS ONE by João Sousa from the University of Leuven, Belgium, and...

‘Patient zero’ Gaëtan Dugas not source of HIV outbreak, study confirms

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Guardian, 27 Oct 2017 Scientists have managed to reconstruct the route by which HIV arrived in the US – exonerating once and for all the man long blamed for the ensuing pandemic in the west. Using sophisticated genetic techniques, an international team of researchers have revealed that the virus emerged from a pre-existing epidemic in the Caribbean, arrived in New York by the early 1970s and then...

The global spread of HIV

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Infection, Genetics and Evolution, Available online 2 June 2016 Abstract: Human immunodeficiency virus type 1 (HIV-1) was discovered in the early 1980s when the virus had already established a pandemic. For at least three decades the epidemic in the Western World has been dominated by subtype B infections, as part of a sub-epidemic that traveled from Africa through Haiti to United States...

Gorillas source of two HIV-1 lineages

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Reuters, Tuesday, 3 March 2015
Half the lineages of the main type of human immunodeficiency virus, HIV-1, originated in gorillas in Cameroon before infecting people, probably via bushmeat hunting, a new study has found.
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SASHA is a current awareness service with news and views on various aspects of sexual health and sexuality, from a wide range of sources. These range from credible sources of sexual health and related information, to relevant opinion pieces in the media.

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