"Researchers have recently found an interesting group of people that are either partially or completely immune to HIV. A gene mutation that has been passed down since the time of the Black Plague in the 1600s makes people now immune to the virus that causes AIDS"
I first saw this on the show (in the link) and was blown away...
http://www.pbs.org/wnet/secrets/case_plague/
I first saw this on the show (in the link) and was blown away...
http://www.pbs.org/wnet/secrets/case_plague/