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Ancient DNA Uncovers Relapsing Fever's Evolution Through History

6/2/2025

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Summary

Story summary

Ancient DNA analysis from the University of Bradford unveils the evolution of Borrelia recurrentis, the culprit behind relapsing fever. Spanning 2,300 to 600 years, the study reveals how shifting human lifestyles and the wool trade transformed disease transmission from lice to ticks, highlighting the intricate link between our history and health.

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Story summary

Ancient DNA analysis from the University of Bradford unveils the evolution of Borrelia recurrentis, the culprit behind relapsing fever. Spanning 2,300 to 600 years, the study reveals how shifting human lifestyles and the wool trade transformed disease transmission from lice to ticks, highlighting the intricate link between our history and health.