Ebola Essay

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Ebola Impact on Human Health & Hygiene Essay

Historically Ebola has had a serious impact on human health and hygiene and still does due to the fact of no vaccine or treatment being discovered, but thanks to improvements in scientific and medical knowledge the virus itself is now controllable.
Ebola is the virus Ebolavirus (EBOV), a viral genus, and the disease Ebola hemorrhagic fever (EHF), a viral hemorrhagic fever (VHF). The virus is named after the Ebola River Valley in the Democratic Republic of the Congo (formerly Zaire), which is near the site of the first recognized outbreak in 1976 at a mission hospital run by Flemish nuns. It has remained largely obscure until 1989 when several widely publicized outbreaks occurred among
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In 2003 a vaccine using an adenoviral vector carrying the Ebola spike protein was tested on crab-eating macaques. The monkeys were challenged with the virus twenty-eight days later, and remained resistant.
Outbreaks of Ebola, with the exception of Reston Ebolavirus, have mainly been restricted to Africa. * The Zaire virus, formerly named Zaire Ebolavirus, has the highest case-fatality rate, up to 90% in some epidemics, with an average case fatality rate of approximately 83% over 27 years. The first outbreak took place on 26 August 1976 in Yambuku. * The Sudan Ebolavirus was the second species of Ebola emerging simultaneously with the Zaire virus. It was believed to have originated amongst cotton factory workers in Nzara, Sudan. The most recent outbreak occurred in May 2004 in Yambio County, Sudan. The average fatality rates for SEBOV were 54% in 1976, 68% in 1979, and 53% in 2000 and 2001. * The Reston Ebolavirus was discovered during an outbreak of Simian hemorrhagic fever virus (SHFV) in crab-eating macaques from Hazleton Laboratories (now Covance) in 1989. Since the initial outbreak in Reston, Virginia, it has emerged in Siena Italy, Texas, and among pigs in the Philippines. Despite its status as a Level-4 organism, it is non-pathogenic to humans although hazardous in monkeys. * The Ivory Coast Ebolavirus also referred to as Tai Ebolavirus, was first discovered among chimpanzees from the Tai

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