Sunday, February 17, 2008

HIV vaccine research hits impasse

Scientists are no further forward in developing a vaccine against HIV after more than 20 years of research, a Nobel Prize-winning biologist has said.

HIV binds to the surface of the human immune (CD4) cell (PRNewswire dated 19/11/07)
HIV has evolved to protect itself from the human immune system (cool picture). Basically it's really good at evading the immune system, and we're not doing a good job (allegedly) coming up with a vaccine.

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