Yeah...it really does not mean that we can miraculously cure all these people infected by HIV. First off you need a perfect match for bone marrow, that also contains a rare mutation that leads to immunity to HIV. What it does do however, is help scientists target a potential way to get an improvement.
http://www.sciencedaily.com/releases...0325234239.htm Here is an interesting article on that specific mutation.
Essentially what it is trying to say is that 10% of Europeans have this resistance due to the bubonic plague.