Flaviviridae

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  • Zika Virus Case

    1. Where and when was the first case of Zika virus infection reported? (10 pts) In 1947 Zika virus was first isolated from a monkey coming from the Zika forest in Uganda1. In 1952 first human infections were reported in Uganda and the United Republic of Tanzania1. Reference [1] The History of Zika Virus." World Health Organization. World Health Organization, n.d. Web. 02 Dec. 2016. 2. What are the common symptoms of Zika virus infection (Zika virus disease)? (10 pts) When a person is infected with Zika virus, he or she could either have no symptoms or mild symptoms. Fever, rash, joint pain and conjunctivitis (red eyes) are the most common symptoms. Muscle pain and headache could sometimes appear as well. People with mild symptoms do not feel very sick, and symptoms would fade within a week2. Reference [2] “Centers for Disease Control and Prevention.” Centers for Disease Control and Prevention, 29 Sept. 2016, www.cdc.gov/zika/about/index.html 3. When a pregnant woman is infected with Zika virus, the virus can be transmitted to her baby. What is the known birth defect caused by Zika infection during pregnancy? (10 pts) Pregnant women infected with Zika virus would give birth to a baby who has the birth defect of microcephaly. Zika virus causes this birth defect. Babies with microcephaly would have smaller brains than normal babies because their brains grow aberrantly during pregnancy and would stop growing after birth2,3. Congenital Zika syndrome is a series of other…

    Words: 2949 - Pages: 12
  • Causes And Consequences Of Zika Virus

    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…

    Words: 920 - Pages: 4
  • Dengue Fever Essay

    gov, the following experiment was enacted: “A prospective pediatric clinical cohort of 102 dengue hemorrhagic fever patients from Colombia, South America, was followed for 1 year. Clinical diagnosis of myocarditis was routinely performed. Electrocardiographic and echocardiographic analysis were performed to confirm those cases. Immunohistochemistry for detection of dengue virus and inflammatory markers was performed on autopsied heart tissue”. The route of invasion is through mosquitoes. The…

    Words: 1104 - Pages: 5
  • Viral Pathogens Essay

    It is a small, enveloped, single stranded RNA virus of the Flaviviridae family.2 It affects more than 170 million people worldwide most commonly in Africa, East and Central Asia, up to 80% are unable to clear the virus which leads to a chronic infection.3 Chronic infections lead to liver disease and cirrhosis, these cause symptoms such as liver failure and liver cancer. There is no vaccine for Hepatitis C and it usually spreads through blood-to-blood contact such intravenous drugs or blood…

    Words: 1044 - Pages: 5
  • Zhikv Case Studies

    1947 in Uganda in a study that involved rhesus monkeys through the 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…

    Words: 1455 - Pages: 6
  • Analysis Of The ZIKA Virus

    It and most members of the FLAVIVIRIDAE family are under one umbrella known as arboviruses due to they are transmitted to host cells by medial vectors like arthropods. Humen are infected by the bite of various species of female AEDES mosquitoes, and the common species spread in the US are Aedes Aegpti, Aedes albopictus. Because of the loss a pollen against this virus and lack the biology researches so it leads up to continue propagation on new geographic…

    Words: 1205 - Pages: 5
  • Yellow Fever Research Paper

    transmission of the yellow fever between primates that are non-human (example, monkeys) and the mosquito species that are found in the canopy of the forests. This virus is transmitted by the mosquitoes from monkeys then to the humans when they are working or visiting the jungle. In the urban cycle, the virus is transmitted primarily by urban mosquitoes, primarily Aedes aegypti, to humans. the urban cycle is held responsible for the massive outbreaks of yellow fever in African countries. The…

    Words: 1550 - Pages: 7
  • The Zika Virus

    The dengue virus is similar to the Zika virus. They belong to the same viral family, called the Flaviviridae, and are transmitted by the same mosquito. Prevention is the key to avoid Zika. Mothers should not travel where there is Zika, they should use a mosquito repellant or wear long sleeves. Use air conditioner or mesh window screens, you could also sleep under a mosquito net and empty standing/still water. It is recommended to postponing having kids until after the Zika virus vaccine is…

    Words: 1414 - Pages: 6
  • Tpk-Trypsin Lab Report

    expect to see a reduction in the viral titer in the DF-1 cells that are stably expressing viperin compared to the DF-1 cells that are transfected with an empty vector. Objective 4: Identification of the critical regions and residues important for duck viperin function and localization. Viperin consists of three distinct domains; an N-terminal domain that varies considerably between species and contains both an amphipathic helix and a leucine zipper domain; the N-terminal domain plays an…

    Words: 1819 - Pages: 8
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