A unique family of bacteria identified as Yersinia was shown to be successfully infecting the human body by hiding from the immune system. Yersinia includes the bacterium that caused the Bubonic Plague.
Researchers from Oxford University who developed the platform for the Oxford-AstraZeneca COVID-19 vaccine are set to use the same platform for Phase 1 trials for a Plague vaccine involving 40 UK adults.
Chinese health officials have reported a case of dengue fever within 24 hours of confirming a case of the bubonic plague. As China now faces several outbreaks, the WHO is not concerned that the bubonic plague detected poses a high-risk threat.