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23 de mar. de 2023 · The H1N1 flu, sometimes called swine flu, is a type of influenza A virus. During the 2009-10 flu season, a new H1N1 virus began causing illness in humans. It was often called swine flu and was a new combination of influenza viruses that infect pigs, birds and humans. The World Health Organization (WHO) declared the H1N1 flu to be a pandemic in ...
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Influenza (flu) H 5 N 8 is a subtype of the influenza A virus (sometimes called bird flu) and is highly lethal to wild birds and poultry. [1] H5N8 is typically not associated with humans. However, seven people in Russia were found to be infected in 2021, becoming the first documented human cases.
Influenza, commonly known as " the flu " or just " flu ", is an infectious disease caused by influenza viruses. Symptoms range from mild to severe and often include fever, runny nose, sore throat, muscle pain, headache, coughing, and fatigue. These symptoms begin one to four (typically two) days after exposure to the virus and last for about ...
H5N3 was identified in Quebec in August 2005 [1] and in Sweden in October 2005. [2] H5N3 virus was identified at a farm in La Garnache, France in late January 2009. Ninety birds were found dead between 29 January 2009 and 31 January 2009. The remaining stock of 4,932 birds was culled on 1 February 2009.
e. Influenza A virus subtype H1N2 (A/H1N2) is a subtype of the species Influenza A virus (sometimes called bird flu or swine flu ). It is currently endemic in pig populations and is occasionally seen in humans . The virus does not cause more severe illness than other influenza viruses, and no unusual increases in influenza activity have been ...
Abstract. Influenza A (H1N1) is an acute respiratory infectious disease caused by mutant influenza A virus subtype H1N1. The pathogen is a new virus emerging after virus gene recombination of swine influenza, avian influenza, and human influenza. Influenza A (H1N1) is transmitted commonly via respiratory droplets and direct or indirect contact.
