Innate immune system can kill HIV when a viral gene is deactivated

 "A family of human proteins called APOBEC3 effectively restrict the growth of HIV and other viruses, but this action is fully counteracted by the viral infectivity factor gene (vif) in HIV. In the study, researchers intravenously infected humanized mice with HIV. They found that the most commonly transmitted strains of HIV are completely neutralized by APOBEC3 proteins when vif is removed from the virus.
"Without the vif gene, HIV can be completely destroyed by the body's own immune system," said J. Victor Garcia, PhD, professor of medicine at the UNC School of Medicine and senior author on the study. "These results suggest a new target for developing drugs fully capable of killing the virus.""


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