How HIV stays one step ahead of immune system
Friday, February 27, 2009 - 19:14
in Health & Medicine
Researchers seeking a vaccine find that the virus that causes AIDS quickly evolves into different strains to battle different populations' genetic makeups. HIV, the virus that causes AIDS, is one of the fastest-evolving entities known. That's why no one has yet been able to come up with a vaccine: The virus mutates so rapidly that what works today in one person may not work tomorrow or in others.