HIV vaccine cuts infection

Prof Walter Jaoko (left) and Prof Omu Anzala (right) at their laboratories at the Kenya Aids Vaccine Initiative. An experimental HIV vaccine cut the risk of HIV infection by 32 percent among 16,000 heterosexual Thai volunteers who had no special risk of AIDS infection, the US and Thai government researchers said on Thursday. Photo/FILE

What you need to know:

  • Vaccine lowers the risk of HIV infection by 32 percent among 16,000 heterosexual Thai volunteers.
  • It may not work in the people and places where HIV is most common -- in Africa, among men who have sex with men and among injecting drug users, says lead researcher.

WASHINGTON

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