If they succeed, it won't necessarily mean that every man should get circumcised.
"The work that we're doing, by potentially revealing the underlying biological mechanisms, could reveal alternatives to circumcision that would have the same biological impact," Price said. "In other words, if we find that it's a group of anaerobes that are increasing the risk for HIV, we can find alternative ways to bring down those anaerobes."
- Macho Man: 10 Wild Facts About His Body
- Body Bugs: 5 Surprising Facts About Your Microbiome
- The 10 Most Surprising Sex Statistics
Copyright 2013 LiveScience, a TechMediaNetwork company. All rights reserved. This material may not be published, broadcast, rewritten or redistributed.