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Protection of SPF Chickens by H9N2 Y439 and G1 Lineage Vaccine against Homologous and Heterologous Viruses

open access: yesVaccines, 2023
Prior to the identification of low pathogenic avian influenza H9N2 viruses belonging to the Y280 lineage in 2020, Y439 lineage viruses had been circulating in the Republic of Korea since 1996.
Hyun-Kyu Cho   +7 more
doaj   +1 more source

Multiple Reassortants of H5N8 Clade 2.3.4.4b Highly Pathogenic Avian Influenza Viruses Detected in South Korea during the Winter of 2020–2021

open access: yesViruses, 2021
During October 2020–January 2021, we isolated a total of 67 highly pathogenic avian influenza (HPAI) H5N8 viruses from wild birds and outbreaks in poultry in South Korea.
Yoon-Gi Baek   +12 more
doaj   +1 more source

Genetic Characterization and Pathogenesis of H5N1 High Pathogenicity Avian Influenza Virus Isolated in South Korea during 2021–2022

open access: yesViruses, 2023
High pathogenicity avian influenza (HPAI) viruses of clade 2.3.4.4 H5Nx have been circulating in poultry and wild birds worldwide since 2014. In South Korea, after the first clade 2.3.4.4b H5N1 HPAI viruses were isolated from wild birds in October 2021 ...
Ra Mi Cha   +11 more
doaj   +1 more source

Diversity and distribution of type A influenza viruses: an updated panorama analysis based on protein sequences

open access: yesVirology Journal, 2019
Background Type A influenza viruses (IAVs) cause significant infections in humans and multiple species of animals including pigs, horses, birds, dogs and some marine animals.
Qingye Zhuang   +10 more
doaj   +1 more source

Bridging the Local Persistence and Long-Range Dispersal of Highly Pathogenic Avian Influenza Virus (HPAIv): A Case Study of HPAIv-Infected Sedentary and Migratory Wildfowls Inhabiting Infected Premises

open access: yesViruses, 2022
The past two decades have seen the emergence of highly pathogenic avian influenza (HPAI) infections that are characterized as extremely contagious, with a high fatality rate in chickens, and humans; this has sparked considerable concerns for global ...
Dae-sung Yoo   +5 more
doaj   +1 more source

Genetic Characterization of Novel H7Nx Low Pathogenic Avian Influenza Viruses from Wild Birds in South Korea during the Winter of 2020–2021

open access: yesViruses, 2021
Zoonotic infection with avian influenza viruses (AIVs) of subtype H7, such as H7N9 and H7N4, has raised concerns worldwide. During the winter of 2020–2021, five novel H7 low pathogenic AIVs (LPAIVs) containing different neuraminidase (NA) subtypes ...
Yu-Na Lee   +11 more
doaj   +1 more source

Avian influenza A (H5N1)

open access: yesJournal of Clinical Virology, 2006
Since their reemergence in 2003, highly pathogenic avian influenza A (H5N1) viruses have reached endemic levels among poultry in several southeast Asian countries and have caused a still increasing number of more than 100 reported human infections with high mortality. These developments have ignited global fears of an imminent influenza pandemic.
Jong, d, Hien, T
openaire   +2 more sources

Application of HDR-CRISPR/Cas9 and Erythrocyte Binding for Rapid Generation of Recombinant Turkey Herpesvirus-Vectored Avian Influenza Virus Vaccines

open access: yesVaccines, 2019
Avian influenza viruses (AIVs) are highly contagious and have caused huge economical loss to the poultry industry. AIV vaccines remain one of the most effective methods of controlling this disease.
Pengxiang Chang   +6 more
doaj   +1 more source

That H9N2 avian influenza viruses circulating in different regions gather in the same live-poultry market poses a potential threat to public health

open access: yesFrontiers in Microbiology, 2023
H9N2 avian influenza viruses are endemic and persistent in China, but those that are prevalent in different provinces are also causes of wide epidemics, related to the spread of wild birds and the cross-regional trade in live poultry.
Tengfei Liu   +15 more
doaj   +1 more source

Avian Influenza: Update [PDF]

open access: yesMedical Principles and Practice, 2010
Avian influenza is an important zoonotic disease that has become endemic in Southeast Asia and in the case of highly pathogenic H5N1 has caused significant human mortality and morbidity. Avian influenza virus (AIV) infections may be asymptomatic or present as mild conjunctivitis in humans; however, H5N1 infections may present as severe pneumonia ...
Sean, Adams, Christian, Sandrock
openaire   +2 more sources

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