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Lecture 6

Lecture 6 Notes.

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University of Toronto Scarborough
Health Studies
Caroline Barakat

HLTA031H3: Plagues and People Etiology: human to human Tuesday, June 21 2011 Large virus : - Direct Genus- Lecture SIX Orthopoxvirus , family Contact : Poxviridae inhalation of aerosols 200 genes , 35 of or them are virulent contaminate Lectures 1-6 are on the midterm. d objects Common Name : Origin: Effects of Smallpox Variola Virus - Virus multiplies Plague of Variola Major : in the - Old world more virulent ; mucous disease, and Antonine mortality 30 percent, indiscriminate disease. or higher 3 % in membrane Introduced to the of the - Other related new world in the 16 th vaccinated. mouth and diseases to small pox century fall of the nose = empire of the Aztecs Variola Minor : - With less severe form of lymph and the Incas (191-192) small pox ; mortality nodes = domestication it may 2%Orthopoxvirus : internal have been behind the Contributed to organs= re- origins the settlement of N monkeypox,cowpox, enters the America by the French camelpox,chickenpox, - 10 000 BCE and English (1617) and ectromelia (mouse blood , first agricultural pox) stream (eastern cost , because settlements in NE native people died Zoonotic - Infectious Africa and spread to because of the virus : India by means of introduction of the (monkey) is very aerosol merchants disease) similar to small pox secretion - (earliest Hemorrahigic and in skin Biological small pox or black scabs. evidence on Egyptian warfare: French- mummies , Pharoh Indian War (1754-1767) pox : internal bleeding - Potential for Rames V (1156 BC) deliberate use of into all internal long- pockmarks organs ; mortality 95% distance smallpox; using ; may develop in 5 to - Mentioned in blankets to get rid of 10 % of infected aerosol Indians. spread is ancient texts of India , individuals controversia and China Slave Trade : l. American-Indians were TRANSMISSION - 100 AD plague - virus is of Antonine (may have working for people , - continuous to do with small pox) labour force had to be transmission viable up to supplemented because required 2 days decline of the Roman American-Indians were outside Empire susceptible towards human - short term - In England and small pox; this led way carriers - transmissio Europe it became a for columnists to bring serious disease in in African Americans - animal n on objects th (this FURTHER , reservoirs , can only England (16 ), and brought new cases do not exist live for frequent epidemic TWO during Middle Ages because it was an (only DAYS. epidemic in Africa)
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