Influenza A virus subtype H7N1 explained

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

H7N1 was first isolated in 1972, from Eurasian siskin.^[1]

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.^[2]

Notes and References

1. Book: https://www.sciencedirect.com/science/article/pii/B9780702028748000080#bbib41. 8 – Passerines. Passerines . 2009 . 10.1016/B978-0-7020-2874-8.00008-0. Dorrestein . Gerry M. . 169–208 . 9780702028748 . 219547336 .
2. Web site: WHO – Avian influenza A(H5N1)- update 31: Situation (poultry) in Asia: need for a long-term response, comparison with previous outbreaks. https://web.archive.org/web/20040307050726/http://www.who.int/csr/don/2004_03_02/en/. dead. 7 March 2004. WHO. 10 December 2018.