Scientists devise approach that stops HIV at earliest stage of infection

Their study, which appears this week in the online Early Edition of the Proceedings of the National Academy of Sciences (PNAS), may re-energize attempts to create a preventive/therapeutic vaccine against HIV, say the authors. To date, more than a dozen candidate vaccines, which have attempted to raise immunity against the spiky proteins on the viral envelope, have all failed in clinical testing.

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<p><a href="http://www.physorg.com/news123346790.html">Scientists devise approach that stops HIV at earliest stage of infection</a></p> <p>Their study, which appears this week in the online Early Edition of the Proceedings of the National Academy of Sciences (PNAS), may re-energize attempts to create a preventive/therapeutic vaccine against HIV, say the authors. To date, more than a dozen candidate vaccines, which have attempted to raise immunity against the spiky proteins on the viral envelope, have all failed in clinical testing.</p>