Results 11 to 20 of about 2,912 (163)

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

Viruses, 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, Caroline J. Warren, Saumya S. Thomas, Fabian Z. X. Lean, David Selden, Benjamin C. Mollett, Pauline M. van Diemen, Ashley C. Banyard, Marek J. Slomka   +8 more
doaj   +3 more sources

Complex Evolutionary Dynamics of H5N8 Influenza A Viruses Revealed by Comprehensive Reassortment Analysis

Viruses
Influenza A viruses (IAVs) circulate among different species and have the potential to cause significant pandemics in humans. This study focuses on reassortment events in the H5N8 subtype of IAV, which poses a serious threat to public health due to its ...
Egor Degtyarev, Sofia Feoktistova, Pavel Volchkov, Andrey Deviatkin   +3 more
doaj   +3 more sources

Genomic surveillance and evolution of co-circulating avian influenza H5N1 and H5N8 viruses in Egypt, 2022–2024 [PDF]

Emerging Microbes and Infections
For over two decades, avian influenza virus (AIV) has significantly impacted the Egyptian poultry population, with multiple subtypes and genotypes contributing to significant economic and agricultural losses.
Samah Eid, Naglaa M. Hagag, Zienab Mosaad, Neveen R. Bakry, Mohamed H. Elhusseiny, Wesam H. Mady, Ahmed Erfan, Fatma Amer, Osama Mahana, Nahed Yehia, Moataz M. Elsayed, Dalia Said, Afaf Abdelbaset, Ahlam E. Yonis, Reem M. Reda, Mohamed A. Saif, Ahmed I. Abdelmawgoud, Tamer A. El-Aried, Mahmoud Said, Abdullah Selim, Eman Farghaly, Abdelsatar Arafa, Momtaz Shahein, Mahmoud M. Naguib   +23 more
doaj   +3 more sources

Multivalent Inactivated Vaccine Protects Chickens from Distinct Clades of Highly Pathogenic Avian Influenza Subtypes H5N1 and H5N8 [PDF]

Vaccines
Background/Objective: Highly pathogenic avian influenza (HPAI) H5 subtype remains a significant menace to both the poultry industry and human public health.
Walid H. Kilany, Marwa Safwat, Mohamed A. Zain El-Abideen, Islam Hisham, Yasmine Moussa, Ahmed Ali, Magdy F. Elkady   +6 more
doaj   +3 more sources

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

Animals, 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, Mahmoud M. Naguib, Abdel-Sattar Arafa, Laila A. Tantawy, Karim M. Selim, Shaimaa Talaat, Hesham A. Sultan   +6 more
doaj   +2 more sources

DIAGNOSTIC PROCEDURE FOR DETECTION OF HPAI H5N8-BULGARIAN EXPERIENCE DURING THE EPIZOOTIC WAVE IN 2016/2017 [PDF]

Trakia Journal of Sciences, 2022
In the 4 months spanning the 2016/2017 winter (October – January), HPAI H5N8 was the predominant serotype throughout European countries. Bulgaria, an important geographical location for migratory birds crossing Europe through the two major migratory ...
G. Goujgoulova, G. Stoimenov
doaj   +2 more sources

Highly pathogenic avian H5N8 influenza viruses: should we be concerned?

Virulence, 2018
Avian influenza A viruses pose a constant threat to global human health as sporadic infections continue to occur with associated high mortality rates. To date, a number of avian influenza virus subtypes have infected humans, including H5N1, H7N9, H9N2 ...
M. D. Tate
doaj   +2 more sources

Highly Pathogenic Avian Influenza Virus (H5N8) Clade 2.3.4.4 Infection in Migratory Birds, Egypt [PDF]

Emerging Infectious Diseases, 2017
We isolated highly pathogenic avian influenza virus (H5N8) of clade 2.3.4.4 from the common coot (Fulica atra) in Egypt, documenting its introduction into Africa through migratory birds.
Abdullah A. Selim, Ahmed M. Erfan, Naglaa Hagag, Ali Zanaty, Abdel-Hafez Samir, Mohamed Samy, Ahmed Abdelhalim, Abdel-Satar A. Arafa, Mohamed A. Soliman, Momtaz Shaheen, Essam M. Ibraheem, Ibrahim Mahrous, Mohamed K. Hassan, Mahmoud M. Naguib   +13 more
doaj   +2 more sources

Outbreak of highly pathogenic avian influenza subtype H5N8 in two multi-age chicken farms in Jos, Plateau State, Nigeria

Sokoto Journal of Veterinary Sciences, 2020
An outbreak of highly pathogenic avian influenza (HPAI) subtype H5N8 in two multi-age chicken flocks in Jos, Plateau State, Nigeria, is described. Diagnosis was made using tissue samples from the affected farms that were submitted to the Regional Lab for
N. Ameji, O. Oladele, C. Meseko, G. Mshelia, L. Lombin   +4 more
semanticscholar   +3 more sources

Inactivated H5 antigens of H5N8 protect chickens from lethal infections by the highly pathogenic H5N8 and H5N6 avian influenza viruses

Journal of Veterinary Research, 2018
Introduction: Highly pathogenic Asian H5-subtype avian influenza viruses have been found in poultry and wild birds worldwide since they were first detected in southern China in 1996. Extensive control efforts have not eradicated them.
Jin Myongha, Jang Yunyueng, Seo Taehyun, Seo Sang Heui   +3 more
doaj   +2 more sources