单词	avian influenza
释义	avian influenza noun : highly variable influenza A of birds caused by any of the subtypes of the causative orthomyxovirus of which some strains have been or may be transmitted to other vertebrates including humans especially after undergoing mutation called also avian flu compare bird flu Example Sentences Recent Examples on the Web At issue was concern over transmission of highly pathogenic avian influenza (HPAI), the virus that this year in the U.S. has killed about 44 million domestic birds in 429 flocks and untold legions of wild birds. Paul A. Smith, Journal Sentinel, 15 Sep. 2022 After a flare-up of avian influenza, or bird flu, Chintimini was forced to limit intakes for certain species. Mindy Moradi And Sophie Cadran, oregonlive, 9 Aug. 2022 The highly pathogenic avian influenza (HPAI) strain, called EA H5N1, has been circulating since late 2021. Paul A. Smith, Milwaukee Journal Sentinel, 21 May 2022 The highly contagious avian influenza was found on a farm in Knox County in northeast Nebraska along the South Dakota border. From Usa Today Network And Wire Reports, USA TODAY, 29 Apr. 2022 Among the viral epidemics he's helped the country confront: HIV, SARS, swine flu, Zika, Ebola and avian influenza. Cady Stanton, USA TODAY, 15 June 2022 The Raptor Center at the University of Minnesota recently recommended people quit filling bird feeders to prevent the spread of H5N1, or highly pathogenic avian influenza. Leada Gore | Lgore@al.com, al, 26 Apr. 2022 The spread of highly pathogenic avian influenza (HPAI) across North America in 2022 has taken an unprecedented toll on wild birds, according to federal data. Paul A. Smith, Journal Sentinel, 1 July 2022 And the cause of this fowl occurrence may be highly pathogenic avian influenza (HPAI). Bruce Y. Lee, Forbes, 25 June 2022 See More Word History First Known Use 1965, in the meaning defined above Medical Definition avian influenza noun variants or avian flu : influenza of birds that is caused by any of several subtypes (such as H5N2 or H7N7) of an orthomyxovirus (species Influenza A virus of the genus Influenzavirus A) of which some strains have been transmitted to other vertebrates including humans especially after undergoing mutation Most cases of avian influenza infection in humans have resulted from contact with infected poultry (e.g., domesticated chicken, ducks, and turkeys) or surfaces contaminated with secretion/excretions from infected birds. The Tennessee Tribune (Nashville) And as you read this, millions of birds are being eliminated in Asia and elsewhere in an effort to contain avian flu. Barry Gewen, The New York Times Book Review called also fowl pest, fowl plague see bird flu
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