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McMaster Scientists Unearth Infection Evidence in 13th-Century Troy Bones

One of two mineralized ‘nodules’ found just below the ribs of the skeleton, likely formed while the woman was still alive, encase the bacterial pathogens and preserve their genetic material.

Dr. Hendrik Poinar, IIDR member, worked with researchers at McMaster’s Ancient DNA Centre and the University of Wisconsin-Madison on sequencing the complete genomes of two forms of bacteria found in tissue samples dating back to the 13th century. They were collected from a woman, thought to have been about 30-years-old and likely pregnant when she died. Read more in The Globe and Mail.

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