ArticleTransboundary and emerging diseases2023
Introduction of Multiple Novel High Pathogenicity Avian Influenza (H5N1) Virus of Clade 2.3.4.4b into South Korea in 2022.
Article in Transboundary and emerging diseases, 2023. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 11 papers.
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Who cites it
11 citing papers in PubMed.
- Clade 2.3.4.4b H5N1 highly pathogenic avian influenza detected in wild bird feces, Eastern Mongolia, 2024.Journal of veterinary science · 2026Article
- The role of wild birds in the global highly pathogenic avian influenza H5 panzootic, 2020-2023.npj biodiversity · 2026Review
- From Clustered to Sporadic: Structural Shifts in the Spatiotemporal Dynamics of HPAI Following the 2017 Policy Reinforcement in South Korea (2003-2025).Transboundary and emerging diseases · 2026Article
- Genomic and Clinicopathological Characterization of a Reassortant HPAI H5N1 (Clade 2.3.4.4b) in an Endangered Cinereous Vulture (Aegypius monachus) in South Korea, 2026.Transboundary and emerging diseases · 2026Article
- Early detection and genetic characterization of clade 2.3.4.4b H5N1 and H5N9 highly pathogenic avian influenza viruses at the onset of fall migration in wild birds during october 2025 in South Korea.Frontiers in cellular and infection microbiology · 2026Article
- Introduction and inter-species transmission dynamics of high pathogenicity avian influenza H5N1 viruses in Japan 2021-25.Virus evolution · 2026Article
- Epidemiology and pathobiology of H5Nx highly pathogenic avian influenza in South Korea (2003-2024): a comprehensive review.The veterinary quarterly · 2025Review
- Genetic Diversity of Highly Pathogenic Avian Influenza Viruses Isolated in Hokkaido, Japan, During Winter 2024-2025.Pathogens (Basel, Switzerland) · 2025Article
- Genetic diversity of A(H5N1) avian influenza viruses isolated from birds and seals in Russia in 2023.Scientific reports · 2025Article
- Pathogenicity of Highly Pathogenic Avian Influenza A(H5N1) Viruses Isolated from Cats in Mice and Ferrets, South Korea, 2023.Emerging infectious diseases · 2024Article
- Concurrent Infection with Clade 2.3.4.4b Highly Pathogenic Avian Influenza H5N6 and H5N1 Viruses, South Korea, 2023.Emerging infectious diseases · 2024Article
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12 authors.
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No grant is acknowledged in the PubMed record.
Abstract
Since October 2020, H5N1 clade 2.3.4.4b high pathogenicity avian influenza (HPAI) viruses have spread to many countries. Although these viruses evolved from Eurasian ancestors, reassortant with other LPAI viruses has generated various genotypes. Here, we identified three H5N1 HPAI viruses belonging to clade 2.3.4.4b; these viruses were isolated from mandarin duck, common teal, and domestic breeder ducks in October 2022 during an avian influenza (AI) active surveillance program. Two of the H5N1 viruses (MD/WA496 and BD/H493) have been found sporadically in China, Russia, and Korea. It is presumed that two viruses with a similar gene constellation isolated in Russia, China, and Korea were introduced into the breeding area during the spring migration, and were introduced newly to Korea during the autumn migration. Due to international bird migration, the other virus (CT/WA537) is most similar (99.3-99.8%) to a virus detected in North Dakota, USA in April 2022. These results suggest that H5N1 viruses with at least two genotypes were introduced at the same time into Korea during the autumn of 2022, and that they originated from Eurasian breeding grounds and North America. Thus, multiple 2.3.4.4b H5N1 viruses were introduced into Korea during the autumn season of 2022.
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