Influenza A virus subtype H7N1

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Influenza A virus subtype H7N1
Virus classification e
(unranked): Virus
Realm: Riboviria
Phylum: Negarnaviricota
Class: Insthoviricetes
Order: Articulavirales
Family: Orthomyxoviridae
Genus: Alphainfluenzavirus
Species: Influenza A virus
Serotype: Influenza A virus subtype H7N1

H7N1 is a subtype of the species Influenza A virus (sometimes called bird flu virus).

A highly pathogenic strain of it caused a flu outbreak with significant spread to numerous farms, resulting in great economic losses in 1999 in Italy in turkeys.[1]


  1. ^ "WHO - Avian influenza A(H5N1)- update 31: Situation (poultry) in Asia: need for a long-term response, comparison with previous outbreaks". WHO. Retrieved 10 December 2018.