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Science 27 September 2002:
Vol. 297. no. 5590, p. 2188
DOI: 10.1126/science.297.5590.2188b
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News of the Week

AIDS RESEARCH:
Mystery Anti-HIV Factor Unmasked?

Jon Cohen

In a report published online by Science this week (www.sciencemag.org/cgi/content/abstract/1076185), researchers finger three tiny molecules known as a-defensins as the long-sought "CD8 antiviral factor" that allows some people with HIV to live for decades without damage to their immune systems. But other researchers who have been digging for answers and have seen the new data say they're not throwing away their shovels.

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Science. ISSN 0036-8075 (print), 1095-9203 (online)