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Influenza A virus subtype H2N2 (A/H2N2) is a subtype of Influenza A virus. H2N2 has mutated into various strains including the " Asian flu " strain (now extinct in the wild), H3N2 , and various strains found in birds .
The 1957–1958 Asian flu pandemic was a global pandemic of influenza A virus subtype H2N2 that originated in Guizhou in Southern China. [3] [4] [1] The number of excess deaths caused by the pandemic is estimated to be 1–4 million around the world (1957–1958 and probably beyond), making it one of the deadliest pandemics in history.
It is now known that this was caused by an immunologically novel H1N1 subtype of influenza A. [43] The next pandemic took place in 1957, the "Asian flu", which was caused by a H2N2 subtype of the virus in which the genome segments coding for HA and NA appeared to have derived from avian influenza strains by reassortment, while the remainder of ...
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H3N2 evolved from H2N2 by antigenic shift. [28] In August 2004, researchers in China found H5N1 in pigs. [29] These H5N1 infections may be common. In a survey of 10 apparently healthy pigs housed near poultry farms in West Java, where avian flu had broken out, five of the pig samples contained the H5N1 virus. The Indonesian government found ...
Musk, a confidant of President-elect Donald Trump, has yet to offer a full explanation for his sudden name change. But there are a few hints. Elon Musk bizarrely changed his X profile name to ...
SEATTLE - The Bill and Melinda Gates Foundation has a new name as the Seattle-based organization enters its 25th year. In a statement released Friday, leaders announced the non-profit's new name ...
Orthomyxoviridae (from Ancient Greek ὀρθός (orthós) 'straight' and μύξα (mýxa) 'mucus') [1] is a family of negative-sense RNA viruses.It includes seven genera: Alphainfluenzavirus, Betainfluenzavirus, Gammainfluenzavirus, Deltainfluenzavirus, Isavirus, Thogotovirus, and Quaranjavirus.