Vibrio cholerae

A recent report in Nature Communications highlights a new way to contain an outbreak of cholera – by using viruses that infect the bacteria, or phages. This new therapy could act as an important stop-gap measure in certain communities where cholera poses a significant health problem.
www.nature.com
Haiti did not have a single case of cholera until October 2010 -- 10 months after a devastating earthquake leveled the country on Jan. 12 of the same year, killing up to an estimated 300,000 people.