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Researchers find just two plague strains wiped out 30%-60% of Europe

4 monthes ago   |   By Ars Technica

Enlarge / Remains of human plague victims in a mass grave in Toulouse, France, dating back to the Black Death period. (credit: Archeodunum SAS, Gourvennec Michaël )
The Black Death ravaged medieval Western Europe, wiping out roughly one-third of the population. Now researchers have traced the genetic history of the bacterium believed to be behind the plague in a recent paper published in Nature Communications. They found that one strain seemed to be the ancestor of all the strains that came after it, indicating that the pandemic spread from a single entry point into Europe from the...
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