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Norovirus, also known as Norwalk virus and sometimes referred to as the winter vomiting disease, is the most common cause of gastroenteritis. [1] [6] Infection is characterized by non-bloody diarrhea, vomiting, and stomach pain. [2] [3] Fever or headaches may also occur. [2]
In 1968, an outbreak at a Norwalk elementary school (e.g. Norwalk virus) in Ohio led to stool samples again being given to volunteers and serially passaged to other people. Finally, in 1972, Kapikian and his colleagues isolated the Norwalk virus from volunteers using immune electron microscopy , a process that involves looking directly at ...
The virus is transmitted through oral/fecal contact. Sapovirus commonly occurs in children and infants and therefore is often spread in nurseries and daycares; however, it has also been found in long-term care facilities. [6] This could be due to a lack of personal hygiene and sanitation measures. Common symptoms include diarrhea and vomiting. [7]
People infected with the virus usually experience mild symptoms that can include fever, headache, sore throat, joint pain and a “slapped cheek” rash. However, the CDC said the virus can also ...
A viral disease (or viral infection) occurs when an organism's body is invaded by pathogenic viruses, and infectious virus particles (virions) attach to and enter susceptible cells. [ 1 ] Examples include the common cold , gastroenteritis , COVID-19 , the flu , and rabies .
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Back in the USA he used these techniques to identify non-bacterial gastroenteritis - Norwalk virus. [ 6 ] He was chief of the epidemiology section of the Laboratory of Infectious Diseases at NIH's National Institute of Allergy and Infectious Diseases (NIAID), a position he held for 45 years.
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