Credit: Tina Carvalho, University of Hawaii at Manoa/CC BY 2.0
Some species of Vibrio bacteria (blue) can cause cholera in humans. A version of Vibrio cholerae designed to be harmless may one day protect people against the dangerous form of the bacteria.
In a quest to halt cholera outbreaks, researchers (shown left to right) Brandon Sit, Alyson Warr, Gabriel Billings, Matthew Waldor, Troy Hubbard and colleagues have designed a new vaccine.