Study: 19th-century cholera strain differs genetically from current forms

01/9/2014 | Nature (free content)

Scientists have mapped the genome of a 19th-century strain of cholera that spread through Europe and North America, and have found it distinctly different from the strains of cholera in the world today. The most prevalent strain of cholera today is known as El Tor, which has one less set of genes than the more classical strain. "One of the big questions is, 'where did classical go?' " said study leader and biological anthropologist Hendrik Poinar of Canada's McMaster University in Ontario.

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