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Signaling a Stop to Cholera

The intestinal disease cholera uses cell-to-cell signaling to coordinate its growth and virulence in the human gut. John March of Cornell University in the U.S. is developing strains of commensal bacteria that naturally reside in the gut to express the key chemical signals used by cholera to abort the colonization process and allow the pathogen to pass through the G.I. system without causing symptoms.

More information about Create New Ways of Protecting Against Infectious Diseases (Round 2)

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View the Grand Challenges partnership network

The Bill & Melinda Gates Foundation is part of the Grand Challenges partnership network. Visit www.grandchallenges.org to view the map of awarded grants across this network and grant opportunities from partners.