AIDS - A New Variant of HIV Passed From Gorilla to Man

A team of researchers led by Professorcarried out by the major tests currently used in blood
Jean-Christophe Plantier has identified a new varianttransfusion and diagnosis. The confirmation tests
of the AIDS virus in a patient with Cameroon. Thiswere also positive. But the negativity of some of the
new variant is very similar to a form recentlyviral load tests has allowed the suspicion of HIV
discovered among gorillas.infection by atypical.
Remember that there are two types of HIV: HIV-1The origin of this new group P is probably related to
and the large majority of HIV-2 uncommon. HIV-1 isa passage of SIV virus gorilla to man as has already
divided into three groups: M, the source of the globalbeen described in the case of HIV-1 groups M and N
pandemic, N and O are rarer. But HIV-1 mightfrom contamination by handling meat infected
therefore welcome a new group called P, with thechimpanzees. This case is currently with the first
discovery of the team of Prof. Jean-Christophedescribed this virus and other research will be needed
Plantier in collaboration with the University ofto assess the importance of dissemination of this
Manchester (United Kingdom - Dr David Robertson)strain.
and Hospital Saint-Louis de Paris (Prof. FrançoisIn a statement, the National Agency for Research on
Simon). This new variant is very close to a virusAIDS and viral hepatitis (ANRS) said that this case
identified 3 years ago among populations of gorillas in"also illustrates the effectiveness of the monitoring
central Africa. It was first isolated in one patientnetworks of the diversity of HIV strains in France
followed Camerounaise home in the Paris region sinceand the robustness of the screening tools and used
2004.for confirmation." The agency also points out that
Aged 62 years, the patient born in Cameroon lived in"This work was supported by the Institute of Health,
different cities around Yaounde before being testedthrough the Associate Laboratory National Reference
HIV positive in 2004, shortly after he moved to Paris.Center of HIV from Rouen, the Agency National
Although the disease has not declared, it presents aResearchers and viral hepatitis specialists carried out
problem with his immune system (with numbers ofthis project.
CD4 around 300 cells/mm3). The screening was