Annual Meeting of the Infectious Diseases Society of America and the HIV Medicine Association

The mystery of HIV elite controllers, a vaccine against C. difficile, blood transfusion and infection, and contaminated public surfaces

By Science News, 15:36 PM October 24, 2011

An HIV mystery
Less than 1 percent of HIV patients have the uncanny ability to suppress the virus for years, earning them the name “elite controllers” because they rarely develop AIDS. But researchers now report that some of these people have a chink in their immune defenses after all. In most HIV patients, the virus depletes essential immune cells called CD4 T cells. Elite controllers continually rebuild supplies of these cells. But sometimes their ability to restock these cells fails, an...

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