Word: vaccinees
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The difference is small but critical because the new success rate of 26% falls below the threshold for statistical significance. That means that the odds of being protected from infection by the AIDS vaccine may be no better than chance.
It is an emotional cycle familiar to most AIDS-vaccine researchers: the high of finally making measurable headway against HIV, followed by the crushing low of discovering that the virus has once again found a way to elude them.
It happened again on Saturday when researchers learned that the first ever successful AIDS vaccine turned out not to be the triumph they had originally hoped. In September, scientists from the National Institutes of Health (NIH) and the U.S. Army announced the results of an AIDS-vaccine study in Thailand...
"Do we have a vaccine we would use to prevent HIV? No," says Dr. Anthony Fauci, director of the National Institute of Allergy and Infectious Diseases (NIAID), which picked up the bulk of the $105 million cost of the study. "But if it gives us enough information that would be...
The Thai study is already a winner in that researchers now have a population of patients who are protected against infection with HIV after inoculation; they can begin to analyze the patients' immune responses more closely to tease out the elusive factors that shielded them from HIV. That's more...