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Semen protein raises HIV infection risk
Eric wu submitted, created time 10 months 3 weeks (www.rsc.org)
Scientists have identified a protein in human semen that increases the risk of HIV infection up to 100,000 fold. The discovery could provide new drug targets and strategies for combating the global AIDS epidemic. 
annatto submitted, created time 11 months 1 week (www.nature.com)
A component found in semen can enhance HIV transmission by as much as 100,000-fold, researchers have found. The results, if verified in a clinical setting, could identify a new way to help prevent the spread of the disease. 
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