![]() The Black Death in the 14th century was the single deadliest event in recorded history, spreading throughout Europe, the Middle East and northern Africa and wiping out up to 30% to 50% of the population.īarreiro and his colleagues at the University of Chicago, McMaster University in Ontario and the Pasteur Institute in Paris examined ancient DNA samples from the bones of more than 200 people from London and Denmark who died over about 100 years that stretched before, during, and after the Black Death swept through that region. Some, like those behind the bubonic plague, have had a big impact on our immune systems. “Our genome today is a reflection of our whole evolutionary history" as we adapt to different germs, said Luis Barreiro, a senior author of the research. 19, 2022, in the journal Nature, our Medieval ancestors left us with a biological legacy: Genes that may have helped them survive the Black Death make us more susceptible to certain diseases today - a prime example of the way germs shape us over time. According to a study published Wednesday, Oct. ![]() (MOLA via AP) AP Show More Show Less 5 of6 This photo courtesy of the Museum of London Archaeology (MOLA), provided in October 2022, shows excavation of the East Smithfield plague pits in London, which were used for mass burials in 13. (Matt Clarke/McMaster University via AP) Matt Clarke/AP Show More Show Lessģ of6 4 of6 This photo courtesy of the Museum of London Archaeology (MOLA), provided in October 2022, shows excavation of the East Smithfield plague pits in London, which were used for mass burials in 13. ![]() (MOLA via AP) Show More Show Less 2 of6 In this photo courtesy of McMaster University, provided in October 2022, a researcher in Hamilton, Ontario holds a tooth of a Black Death victim from London the 1300s. 1 of6 This photo courtesy of the Museum of London Archaeology (MOLA), provided in October 2022, shows excavation of the East Smithfield plague pits in London, which were used for mass burials in 13.
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