Italian cemetery could preserve cholera DNA

February 17, 2015 4:30 PM

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Italian cemetery could preserve cholera DNA

An Italian church graveyard could preserve more than bodies: Researchers are searching the cemetery for the DNA of ancient strains of cholera.

Cholera is a deadly diarrheal disease caused by a bacterium called Vibrio cholerae. In the 1850s, an epidemic swept the world. In 1854, during this epidemic, London doctor John Snow famously traced one outbreak to a contaminated water pump in the Soho district of the city. The case is still cited to...

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