A painting by artist Michel Serres, The Great Plague of Marseille, 1721. The plague began to spread before written records existed. (Image courtesy of Getty Images)
Researchers have discovered how a modification of one gene contributed to the survival of the plague for centuries.
The bacterium Yersinia pestis, which causes the deadliest pandemic in history, has existed in various strains from ancient times to the present day.
Now scientists have discovered a genetic clue to how the notorious disease has persisted for millennia, with catastrophic outbreaks continuing for centuries. Their findings were published Thursday (May 29) in the journal Nature.
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