<p>Renjie Chang of Lavax in the U.S. will develop and test a vaginal suppository that uses a strain of commensal bacteria which has the ability to immobilize sperm and capture viruses. If successful, the bacteria could be used as a reversible contraceptive that also affords protection against viruses such as HIV and herpes.</p>


Renjie Chang of Lavax in the U.S. will develop and test a vaginal suppository that uses a strain of commensal bacteria which has the ability to immobilize sperm and capture viruses. If successful, the bacteria could be used as a reversible contraceptive that also affords protection against viruses such as HIV and herpes.

A Novel Female-Controlled Antiviral Contraceptive

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View the Grand Challenges partnership network

Great ideas come from everywhere.