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World is inching closer towards a breakthrough on HIV/AIDS

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The world is inching closer towards a breakthrough on HIV/AIDS—no trace of the virus replicating was detected in a HIV person (identity not disclosed) who received a stem cell transplant that replaced her/his white blood cells with HIV-resistant variants. This is the second time such a line of treatment has thrown up results that fuel optimism in the search for a cure for HIV. The first time was in 2008, when Timothy Ray Brown (who disclosed his identity in 2010) was reported to show no trace of HIV replication in his body following a stem cell transplant. Both Brown and the person in the present instance were suffering from cancer that did not respond to chemotherapy. In both cases, a bone marrow transplant—marrow is where haematopoietic stem cells that can differentiate into any kind of blood cells (RBCs, WBCs, platelets) are formed—was the only cure; this involved killing off the recipient’s own marrow and blood cells, which would then be replaced by the donor’s. In the present instance, a team of doctors/medical researchers, led by Ravindra Gupta, an infectious disease physician........

© The Financial Express