Bubonic plaque is caused by Yersinia pestis, a deadly pathogen that left deep scars in human history. Rasmussen et al. (2015) have now retrieved Y. pestis genomes from 2,800- to 5,000-year-old human teeth, shedding new light on origins of the strain that brought Black Death to Europe 670 years ago.
Nelson-Sathi, S., & Martin, W. F. (2015, November 11). The origin of a killer revealed by bronze age Yersinia genomes. Cell Host and Microbe. Cell Press. https://doi.org/10.1016/j.chom.2015.10.016