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  2. Influenza A virus subtype H1N1 - Wikipedia

    en.wikipedia.org/wiki/Influenza_A_virus_subtype_H1N1

    The G4 virus, also known as the "G4 swine flu virus" (G4) and "G4 EA H1N1", is a swine influenza virus strain discovered in China. [68] The virus is a variant genotype 4 (G4) Eurasian avian-like (EA) H1N1 virus that mainly affects pigs, but there is some evidence of it infecting people. [ 68 ]

  3. 2009 swine flu pandemic in Spain - Wikipedia

    en.wikipedia.org/wiki/2009_swine_flu_pandemic_in...

    The first case of H1N1 in Galicia was recorded on 29 April 2009 in the province of Ourense, [23] although it was not confirmed until several days later. [24] The deceased was a woman who had recently travelled to Mexico. Patients with similar symptoms to those of H1N1 had been recorded previously and were considered as possible cases at the time.

  4. Category:Influenza A virus subtype H1N1 - Wikipedia

    en.wikipedia.org/wiki/Category:Influenza_A_virus...

    This page was last edited on 27 November 2020, at 02:56 (UTC).; Text is available under the Creative Commons Attribution-ShareAlike 4.0 License; additional terms may apply.

  5. 1977 Russian flu - Wikipedia

    en.wikipedia.org/wiki/1977_Russian_flu

    It was caused by an H1N1 flu strain which highly resembled a virus strain circulating worldwide from 1946 to 1957. [ 1 ] [ 2 ] [ 5 ] [ 6 ] Genetic analysis and several unusual characteristics of the 1977 Russian flu have prompted many researchers to say that the virus was released to the public through a laboratory accident, [ 4 ] [ 5 ] [ 7 ...

  6. Swine influenza - Wikipedia

    en.wikipedia.org/wiki/Swine_influenza

    The virus is a variant genotype 4 (G4) Eurasian avian-like (EA) H1N1 virus that mainly affects pigs, but there is some evidence of it infecting people. [119] A peer-reviewed paper from the Proceedings of the National Academy of Sciences ( PNAS ) stated that "G4 EA H1N1 viruses possess all the essential hallmarks of being highly adapted to ...

  7. 2009 swine flu pandemic - Wikipedia

    en.wikipedia.org/wiki/2009_swine_flu_pandemic

    The 2009 swine flu pandemic, caused by the H1N1/swine flu/influenza virus and declared by the World Health Organization (WHO) from June 2009 to August 2010, was the third recent flu pandemic involving the H1N1 virus (the first being the 1918–1920 Spanish flu pandemic and the second being the 1977 Russian flu).

  8. Pandemic H1N1/09 virus - Wikipedia

    en.wikipedia.org/wiki/Pandemic_H1N1/09_virus

    The virus is a novel strain of the influenza virus, [2] for which existing vaccines against seasonal flu provided no protection. A study at the U.S. Centers for Disease Control and Prevention (CDC) published in May 2009 found that children had no preexisting immunity to the new strain but that adults, particularly those over 60, had some degree of immunity.

  9. 2009 swine flu pandemic in the United States - Wikipedia

    en.wikipedia.org/wiki/2009_swine_flu_pandemic_in...

    The Centers for Disease Control and Prevention (CDC) identified the first two A/09(H1N1) swine flu cases in California on April 17, 2009, via the Border Infectious Disease Program, [135] for a San Diego County child, and a naval research facility studying a special diagnostic test, where influenza sample from the child from Imperial County was tested. [136]