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Renewed optimism in hunt for AIDS vaccine

Scientists searching for the Holy Grail of a vaccine against the incurable AIDS virus say recent encouraging steps should now galvanize efforts to use limited funds in smarter ways to drive the field forward.Full story

Cold virus may have foiled HIV vaccine test

The failure of an experimental AIDS vaccine trial two years ago may have been caused by the common cold virus.  The test was canceled after volunteers who got the shots were more likely to become infected than those who got a dummy shot. Full story

New review shows AIDS vaccine of modest help

Fresh results from the world's first successful test of an experimental AIDS vaccine confirm that it is only marginally effective and suggest that its protection against HIV infection may wane over time. Full story

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Officials: Search for HIV vaccine needs overhaul

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  HIV vaccine works, scientists say

Sept. 24: For the first time, clinical trials in Indonesia have shown that an HIV vaccine cuts the risk of infection by more than 30 percent. NBC's Ian Williams reports.

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Aids Vaccine Research Continues In Brooklyn Lab

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AIDS/HIV in Lopburi, Thailand
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FILE -In this May 15, 2006 file photo, AIDS/HIV patients spend a quiet afternoon at Wat Phrabatnampo AIDS hospice , in Lopburi, Thailand. Researchers in Thailand reported for the first time, an experimental vaccine has prevented infection with the AIDS virus, a watershed event in the deadly epidemic

A nurse draws blood from a patient during tests of an AIDS vaccine in Bangkok, Thailand
A nurse draws blood from a patient during tests of an AIDS vaccine in Bangkok, Thailand

A nurse draws blood from a patient during tests of an AIDS vaccine at the Bamrasnaradura Hospital in Bangkok in this file photo. REUTERS/Stringer