A Canadian research team received a green light from the U.S. Food and Drug Administration on Tuesday to begin human trials on a potential HIV vaccine.

Here are a sampling of World AIDS Day events: December 1, 2011.

A 45-year-old man now living in the Bay Area may be the first person ever cured of the deadly disease AIDS, the result of the discovery of an apparent HIV immunity gene.

Timothy Ray Brown tested positive for HIV back in 1995, but has now entered scientific journals as the first man in world history to have that HIV virus completely eliminated from his body in what doctors call a “functional cure.”

Brown was living in Berlin, Germany back in 2007, dealing with HIV and leukemia, when scientists there gave him a bone marrow stem cell transplant that had astounding results.

Stanley McChrystal, Danielle Staub, Will Phillips, Tel Aviv, HIV/AIDS, Missouri, Chicago Cubs Gay Pride, Family Leave

Video produced by Wolf and Owl Productions for the Oregon AIDS/STD Hotline and Cascade AIDS Project.

Gavin Newsom, China Lifts HIV Travel Ban, Chris Colfer and Lady Gaga