Alla Katsnelson | Mar 3, 2009 | 3 min read
A new study has revived hopes for an effective vaginal microbicide in preventing the transmission of HIV. A compound widely used in cosmetics and foods can block transmission of the virus by interfering with the immunological steps to infection, linkurl:researchers report;http://www.nature.com/nature/journal/vaop/ncurrent/full/nature07831.html in Nature this week. Representation of virus expansionafter SIV exposure. Greencrosses: clusters of infected cells. Image: A. HaaseThe compound's microbi