5,500-year-old DNA shows syphilis was rooted in the Americas, before Columbus - The Washington Post

5,500-year-old DNA shows syphilis was rooted in the Americas, before Columbus  The Washington PostThe bacterium behind syphilis has a far more ancient history than we thought  Scientific American5,500-year-old human skeleton discovered in Colombia holds the oldest evidence yet that syphilis came from the Americas  Live ScienceAncient bacterium discovery rewrites the origins of syphilis  New ScientistAncient DNA Reveals Twisted Roots of Syphilis Go Back 5,500 Years  ScienceAlert