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Yersinia Pestis Disease

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The Plague that Keeps on Giving throughout time It has been several decades since our last major pandemic, but for the most devastating pandemic in history was the bubonic plague. The bubonic plague is a bacterium, Yersinia pestis, a disease that affects humans and other mammals. This bacterium disease attacks the lymph nodes that are located throughout the body. Swollen lymph nodes may be a sign that the body is dealing with an infection. The largest groupings are found in the neck, armpits, and groin areas.

Femoral buboes inflames the lymph nodes that are more directed in the groin area.
The Pneumonic plague occurs when the bubonic plague is left untreated. It is a severe lung infection that is also caused by the bacterium Yersinia pestis. The Yersinia pestis bacteria is carried by
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This disease had spread across Europe and the population did not have any knowledge in what they were dealing with at the time. No one truly knows where Yersinia pestis originated from but “some scholars in the late 1600’s seemed to believe the plague came from Mongolia in the late 1320’s. It has infected the Mongolians people first and gradually migrated to other lands of asia” (Dunn, J. M., 2000, p. 24). in 1547, there was a battle with the Mongolian Golden Horde and European merchants. The merchants retreated and sought refuge in the walled city of kaffa, Ukraine. Unbaled to penetrate the city walls, the Mongolians warriors started catapulting their own disease infested corpses across the walls. Instantly infecting people with the bubonic plague. Chubak, B. (2005). Chapter 10/plague (Yersinia pestis). In G. L. Zubay (Author), Agents of bioterrorism: pathogens and their weaponization (p. 204). New York: Columbia University Press. This is the earliest known documented case of using diseased Mongolian dead bodies as biological weapons to attack their
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