Black Death bacterium has become less lethal after genetic tweak
Nature, Published online: 29 May 2025; doi:10.1038/d41586-025-01687-8Reducing the number of copies of one gene in the pathogen could also make it more transmissible.

Nature, Published online: 29 May 2025; doi:10.1038/d41586-025-01687-8Reducing the number of copies of one gene in the pathogen could also make it more transmissible.