Flavivirus

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    ZIKA VIRUS Zika virus is center of an ongoing pandemic and public health emergency with serious medical and economic consequences. (Plourde and Bloch, 2016). Zika virus belongs to the family of flavivirus which includes other mosquitoborn viruses like chikungunya virus, dengue virus, yellow fever virus and West Nile virus (Plourde and Bloch, 2016). Zika virus is transmitted to people primarily through the bite of an infected Aedes species mosquito (Ae. aegypti and Ae. albopictus), other Aedes spp implicated in Zika virus infecetion, include Ae. Africanus and Ae. Hensilli. (Plourde and Bloch, 2016). “Aedes mosquitoes usually bite during the day, peaking during early morning and late afternoon/evening”. (WHO, 2016). Warm tropical and subtropical region is conducive to the spread and transmission of Zika virus.(Plourde and Bloch, 2016) “Commonly reported symptoms of Zika virus infection (when they occur) include rash, fever, muscle and joint pain, fatigue,. These symptoms can last for 2-7 days (WHO, 2016)…

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    ZIKV

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    Zika virus (ZIKV) is a flavivirus transmitted through the bites of infected Aedes species of mosquitoes. In 1947, ZIKV virus was first recognized in Uganda in monkeys through a system that observed yellow fever. Later in 1952, the virus was acknowledged in humans in Uganda and the United Republic of Tanzania. Since then, there has been reports of outbreaks of ZIKV in Africa, America, Asia and the South Pacific. In 2007, the first large outbreak of ZIKV was reported from Yap Island. ZIKV is…

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    The way that the Zika Virus is spread is through the ways of the average flavivirus: handling infected animal carcasses, blood transfusion, child birth, or the most common: mosquito bites. (GBIF “Flavivirus”) In order to prevent mosquitoes from spreading this virus, it is suggested to wear insect repellent, long-sleeved clothing, and to prevent the breeding of mosquitoes. (Zika Virus, Microbe Wiki) By eliminating standing water, by buckets, bowls, animal dishes, flower pots and vases (Zika…

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    Yellow fever was an epidemic in the U.S. during the 19th century with cases reported as far north as Philadelphia. The last known case happened in New Orleans in 1905 resulting to many deaths. Flavivirus also know as Yellow fever virus is a RNA virus. The enveloped is spherical and about 50 nm in diameter. The surface proteins are composed in an icosahedral-like symmetry (Dao, 2010). Full grown virions contain two virus-encoded membrane proteins (M and E), while immature virions have a membrane…

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    country or section of the world. An example of a epidemic is Yellow fever and pandemic is the Black Plaque. Yellow fever epidemic of 1793 is similar to the plague pandemic of the 14th century because the systems they affect, and the way they’re spread with the exception of the area they affected origin of the outbreak. The 1793 yellow fever is similar to the 1330 plague because they both are circulatory, and they are spread by insects. For instance both the the diseases affect the circulatory…

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    A virus is a very small pathogenic antigen that requires a host cell to replicate to cause harm. The virus can attach itself to several kinds of living host such as plants, animals, bacteria and archaea. Although there is some exception, virus is very specific when it comes to appending a host. Animal virus only affects animals, same goes with archaea, bacteria and plant viruses. One specific virus that is endemic to countries near the equator is the dengue virus. DENV or dengue virus, is…

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    Zhikv Case Studies

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    monitoring of sylvatic yellow fever. Later in 1952, it was subsequently determined in human beings in both Uganda and Tanzania. For a long time the virus remained isolated to the equatorial regions of Africa and Asia, however as from 2005, the virus started spreading to other parts of the world. Its emergence in South America has been linked to the increased occurrence of microcephaly – a condition that babies are born with small heads and reduced brain size – among newborn. Recent studies have…

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    Zika Virus Research Paper

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    Zika virus (ZIKV) is a mosquito-borne flavivirus, a member of the Spondweni serocomplex, whose natural transmission cycle involves mainly vectors from the Aedes genus (A. furcifer, A. taylori, A. luteocephalus and A. africanus) and monkeys, while humans are occasional hosts. The illness is usually mild comprising symptoms lasting for several days to a week after being bitten by an infected mosquito. People usually don’t get sick enough to go to the hospital, and they very rarely die of Zika.…

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    The Yellow Fever

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    The yellow fever was an infectious virus that took place in the south, particularly Memphis, Tennessee with its most catastrophic case in 1878. The virus was transmitted to people by the bite of an infected mosquito. According to the CDC, “the yellow fever virus is/was found in tropical and subtropical areas in South America and Africa” (CDC, 2015). Overall diagnosing the yellow fever was based on a person’s symptoms and different test. Although there were no guidelines nor general treatment…

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    Carlos Finlay and the Yellow Fever On October 11, 1793, the death toll from the yellow fever epidemic in Philadelphia had reached 100. By the time this epidemic ended, 5,000 people (9% of the total population in the United States at the time) were dead (Frierson 2010). Due to an unknown cause of illness, in addition to the rapid onset of the disease, yellow fever would be regarded as one of the most devastating diseases at the time. We now know that yellow fever is a serious disease caused by an…

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