Ancient pathogen became deadlier when humans started wearing wool

5 hours ago 3
  • NEWS
  • 22 May 2025

Ancient genomes reveal that a bacterial fever jumped from human-borne ticks to lice around the time wool textiles became common.

A deadly infection that is spread by body lice might have emerged thousands of years ago thanks to a new fashion trend: wool.

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doi: https://doi.org/10.1038/d41586-025-01631-w

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