Previously, experts had speculated about the presence of the plague in ancient Egypt. A 3,500-year-old medical text dubbed the Ebers Papyrus described a disease that "has produced a bubo ...

Technically known as the virus Yersinia pestis, the bubonic plague is known for the havoc ... a 'Black Death'-like illness that 'produced a bubo' of tell-tale 'petrified' pus.