Saturday, May 23, 2020
An Educational Presentation By Caitlin Gibbs - 1314 Words
Yersinia pestis An educational presentation by Caitlin Gibbs General Outline Covering: ï⠧ History and Relevance ï⠧ Biological Characteristics ï⠧ Pathogenesis ï⠧ Detection Not covering ï⠧ Its use as a biological warfare agent The Plague Considered by many to be the greatest pandemic in the history of the world, the Plague is a disease that has ââ¬Ëplaguedââ¬â¢ the world for over a millennia. Three major pandemics recorded throughout historyââ¬â claimed an estimated 200 million lives. History of the Plague The First Pandemic ï⠧ First recorded history of the plague, was the Plague of Justinian between 541 ââ¬â 542 AD. ï⠧ Began in Pelusium, Egypt, after arriving from Ethiopia. ï⠧ Quickly spread through the Middle East and Mediterranean basin ï⠧ Eventually affected all the known worldââ¬â o 25 million deaths during the pandemic o Up to 50 million deaths total over the next 250 years until 700 AD. Slowly spread from Central Asia, to the west via trade routes between 1330 and 1346. The Second Pandemic ï⠧ Its arrival in Sicily in 1346 brought the start of the Second Pandemic, known as the Black Death. ï⠧ During 1346 to 1353 it killed between 17 and 28 million Europeans, which was about 30 to 40% of the population. ï⠧ Further epidemics continued across the globe until the mid 17th century. o The biggest pandemic in history with over 100 million deaths. o Killed 30% of the worldââ¬â¢s population. The Third Plague Pandemic (AKA The Modern Pandemic) ï⠧ Started in 1855 in the Chinese province of Yunnan. ï⠧ By
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