Results 21 to 30 of about 4,898 (212)

Molecular Epidemiology and Evolutionary Analysis of Avian Influenza A(H5) Viruses Circulating in Egypt, 2019–2021

open access: yesViruses, 2022
The highly pathogenic avian influenza (HPAI) H5N8 virus was first detected in Egypt in late 2016. Since then, the virus has spread rapidly among different poultry sectors, becoming the dominant HPAI H5 subtype reported in Egypt.
Naglaa M. Hagag   +13 more
doaj   +1 more source

The C-terminus of non-structural protein 1 (NS1) in H5N8 clade 2.3.4.4 avian influenza virus affects virus fitness in human cells and virulence in mice

open access: yesEmerging Microbes and Infections, 2021
Avian influenza viruses (AIV) H5N8 clade 2.3.4.4 pose a public health threat but the viral factors relevant for its potential adaptation to mammals are largely unknown.
Claudia Blaurock   +8 more
doaj   +1 more source

Epidemiology, Genetic Characterization, and Pathogenesis of Avian Influenza H5N8 Viruses Circulating in Northern and Southern Parts of Egypt, 2017–2019

open access: yesAnimals, 2021
Highly pathogenic avian influenza (HPAI) viruses of subtype H5N8 continue to circulate, causing huge economic losses and serious impact on poultry production worldwide.
Mohamed Tarek   +6 more
doaj   +1 more source

Genesis of Influenza A(H5N8) Viruses [PDF]

open access: yesEmerging Infectious Diseases, 2017
Highly pathogenic avian influenza A(H5N8) clade 2.3.4.4 virus emerged in 2016 and spread to Russia, Europe, and Africa. Our analysis of viruses from domestic ducks at Tanguar haor, Bangladesh, showed genetic similarities with other viruses from wild birds in central Asia, suggesting their potential role in the genesis of A(H5N8).
Rabeh El‐Shesheny   +18 more
openaire   +3 more sources

Highly Pathogenic Avian Influenza A(H5N8) Clade 2.3.4.4b Viruses in Satellite-Tracked Wild Ducks, Ningxia, China, 2020

open access: yesEmerging Infectious Diseases, 2022
During October 2020, we identified 13 highly pathogenic avian influenza A(H5N8) clade 2.3.4.4b viruses from wild ducks in Ningxia, China. These viruses were genetically related to H5N8 viruses circulating mainly in poultry in Europe during early 2020 ...
Xinru Lv   +22 more
doaj   +1 more source

Highly Pathogenic Avian Influenza A(H5N8) Virus, Cameroon, 2017 [PDF]

open access: yesEmerging Infectious Diseases, 2018
Highly pathogenic avian influenza A(H5N8) viruses of clade 2.3.4.4 spread into West Africa in late 2016 during the autumn bird migration. Genetic characterization of the complete genome of these viruses detected in wild and domestic birds in Cameroon in January 2017 demonstrated the occurrence of multiple virus introductions.
Abel Wade   +16 more
openaire   +3 more sources

Different Outcomes of Chicken Infection with UK-Origin H5N1-2020 and H5N8-2020 High-Pathogenicity Avian Influenza Viruses (Clade 2.3.4.4b)

open access: yesViruses, 2023
Clade 2.3.4.4 H5Nx highly pathogenic avian influenza viruses (HPAIVs) of the “goose/Guangdong” lineage have caused a series of European epizootics since 2014.
Amanda H. Seekings   +8 more
doaj   +1 more source

Pathogenicity of three genetically distinct and highly pathogenic Egyptian H5N8 avian influenza viruses in chickens

open access: yesPoultry Science, 2022
: In late 2016, Egypt encountered multiple cases of the highly pathogenic avian influenza (HPAI) virus of the H5N8 subtype. In a previous study, three distinct genotypes, including A/common-coot/Egypt/CA285/2016 (H5N8) (CA285), A/duck/Egypt/SS19/2017 ...
Nahed Yehia   +9 more
doaj   +1 more source

Highly pathogenic avian influenza A subtype H5N8 [PDF]

open access: yesEFSA Journal, 2014
Abstract Highly pathogenic avian influenza (HPAI) H5N8 outbreaks in poultry farms have been reported in Asia and Europe since January and November 2014, respectively. The entry of HPAI H5N8 into Europe and its subsequent spread within Europe are two separate events with possibly different transmission vectors.
European Food Safety Authority European Centre for Disease Prevention and Control   +1 more
openaire   +3 more sources

Low Virulence and Lack of Airborne Transmission of the Dutch Highly Pathogenic Avian Influenza Virus H5N8 in Ferrets. [PDF]

open access: yesPLoS ONE, 2015
Highly pathogenic avian influenza (HPAI) H5N8 viruses that emerged in poultry in East Asia spread to Europe and North America by late 2014. Here we show that the European HPAI H5N8 viruses differ from the Korean and Japanese HPAI H5N8 viruses by several ...
Mathilde Richard   +8 more
doaj   +1 more source

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