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The release of new data from the HVTN 502 HIV vaccine study

11-07-2007 · EurekAlert!

The new analyses revealed today from the STEP HIV vaccine clinical trial are both disappointing and puzzling. At this time, the data offer no clear explanations as to why the vaccine showed no measurable efficacy or why among individuals with background immunity to the adenovirus vector, there were more HIV infections in the vaccinees as compared to those in the placebo group. Analyses of the STEP data are continuing, and it will take some time before we fully understand these results.

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Keywords: release, data, hvtn, 502, hiv, vaccine, study

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