Results 31 to 40 of about 76,541 (352)

Biological characteristics of influenza virus subtype H6N8 isolated from wild birds in the south of Western Siberia

open access: yesЮг России: экология, развитие, 2021
Aim. The aim is to explore the molecular and biological characteristics of influenza virus subtype H6N8.Material and Methods. Regular collecting of biological samples from wild birds was carried out in 2016 in the south of Western Siberia.
X. Li   +9 more
doaj   +1 more source

Ecological divergence of wild birds drives avian influenza spillover and global spread

open access: yesPLoS Pathogens, 2022
The diversity of influenza A viruses (IAV) is primarily hosted by two highly divergent avian orders: Anseriformes (ducks, swans and geese) and Charadriiformes (gulls, terns and shorebirds).
N. Hill   +13 more
semanticscholar   +1 more source

Highly Pathogenic Avian Influenza (HPAI H5Nx, Clade 2.3.4.4.b) in Poultry and Wild Birds in Sweden: Synopsis of the 2020–2021 Season

open access: yesVeterinary Sciences, 2022
Simple Summary Highly pathogenic avian influenza is a virus-induced contagious disease that has killed a large number of poultry and wild birds in Europe in the recent decade and is an increasing problem worldwide.
Malin Grant   +5 more
semanticscholar   +1 more source

Epidemiological Baseline of Influenza Virus in Wild Aquatic Birds in Hong Kong during the Pre-H5N1 Endemic Era [PDF]

open access: yes, 2010
Influenza virus surveillance was conducted on wild ducks and shorebirds in Hong Kong at the Mai Po Nature Reserve to determine whether East Asian wild aquatic birds passing through or overwintering in Hong Kong are reservoirs of H5N1 influenza viruses ...
Kennedy F. Shortridge, Mario P. S. Chin
core   +2 more sources

Highly Pathogenic Avian Influenza A(H5Nx) Virus of Clade 2.3.4.4b Emerging in Tibet, China, 2021

open access: yesMicrobiology Spectrum, 2022
H5N8 and H5N1 highly pathogenic avian influenza viruses (AIVs) of clade 2.3.4.4b were isolated from dead migratory birds and fecal samples collected in Tibet, China, in May 2021.
Yi Li   +20 more
doaj   +1 more source

Annual trading patterns and risk factors of avian influenza A/H5 and A/H9 virus circulation in turkey birds (Meleagris gallopavo) at live bird markets in Dhaka city, Bangladesh

open access: yesFrontiers in Veterinary Science, 2023
The impacts of the avian influenza virus (AIV) on farmed poultry and wild birds affect human health, livelihoods, food security, and international trade.
A. Islam   +9 more
semanticscholar   +1 more source

Movements of Birds and Avian Influenza from Asia into Alaska

open access: yesEmerging Infectious Diseases, 2007
Asian-origin avian influenza (AI) viruses are spread in part by migratory birds. In Alaska, diverse avian hosts from Asia and the Americas overlap in a region of intercontinental avifaunal mixing.
Kevin Winker   +12 more
doaj   +1 more source

Evolution of H5N1 Cross-Species Transmission: Adaptive Mutations Driving Avian-to-Human Infection. [PDF]

open access: yesAdv Genet (Hoboken)
This review synthesizes current knowledge on the molecular mechanisms underpinning H5N1's host adaptation, focusing on key mutations in viral proteins. Critical mutations are discussed in detail, highlighting their roles in altering receptor specificity, promoting antiviral resistance, and expanding viral tropism. The review underscores the urgent need
Man W   +7 more
europepmc   +2 more sources

Multiple Introductions of Reassorted Highly Pathogenic Avian Influenza H5Nx Viruses Clade 2.3.4.4b Causing Outbreaks in Wild Birds and Poultry in The Netherlands, 2020-2021

open access: yesMicrobiology spectrum, 2022
Highly pathogenic avian influenza (HPAI) viruses are spread by migratory wild birds. Viruses causing outbreaks in wild birds and poultry in the Netherlands in 2020–2021 were genetically analyzed, which suggested that multiple virus incursions occurred ...
M. Engelsma   +4 more
semanticscholar   +1 more source

AVIAN INFLUENZA INFECTIONS IN NONMIGRANT LAND BIRDS IN ANDEAN PERU [PDF]

open access: yesJournal of Wildlife Diseases, 2012
As part of ongoing surveillance for avian influenza viruses (AIV) in Peruvian birds, in June 2008, we sampled 600 land birds of 177 species, using real-time reverse-transcription PCR. We addressed the assumption that AIV prevalence is low or nil among land birds, a hypodiesis that was not supported by the results-rather, we found AIV infections at ...
Williams, Richard   +5 more
openaire   +4 more sources

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