ArticleViruses2021
Multiple Reassortants of H5N8 Clade 2.3.4.4b Highly Pathogenic Avian Influenza Viruses Detected in South Korea during the Winter of 2020-2021.
Article in Viruses, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 61 papers, 1 of them a synthesis that pooled it.
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The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.
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Who cites it
61 citing papers in PubMed, 1 synthesis or guideline pooled it, 80 citations in OpenAlex.
- Pooled it
- High pathogenicity avian influenza A (H5N1) viruses isolated from poultry and wild birds in Japan during the 2024-2025 season.Microbiology spectrum · 2026Article
- Efficacy and Limitations of an Improved Vaccine Derived from an Updated Vaccine Strain Against H5 High Pathogenicity Avian Influenza.Vaccines · 2026Article
- Introduction and inter-species transmission dynamics of high pathogenicity avian influenza H5N1 viruses in Japan 2021-25.Virus evolution · 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
- 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
- Emergence and Genetic Characteristics of H5N1, H5N6, and H5N3 Clade 2.3.4.4b High Pathogenicity Avian Influenza Viruses in South Korea During the 2023-2024 and 2024-2025 Winter Seasons.Transboundary and emerging diseases · 2026Article
- Pathogenicity in chickens and ducks of clade 2.3.4.4b H5N6 and H5N3 high pathogenicity avian influenza viruses in South Korea.Frontiers in veterinary science · 2026Article
- Epidemiology and pathobiology of H5Nx highly pathogenic avian influenza in South Korea (2003-2024): a comprehensive review.The veterinary quarterly · 2025Review
- Transmission Dynamics of Highly Pathogenic Avian Influenza A(H5N1) and A(H5N6) Viruses in Wild Birds, South Korea, 2023-2024.Emerging infectious diseases · 2025Article
- Highly pathogenic avian influenza H5N1 in the United States: recent incursions and spillover to cattle.Npj viruses · 2025Review
- Avian influenza A(H5N6) virus detected during live-poultry market surveillance linked to a human infection in Changsha, China, from 2020 to 2023.Archives of virology · 2025Article
- Genetic characteristics and pathogenesis of clade 2.3.4.4b H5N1 high pathogenicity avian influenza virus isolated from poultry in South Korea, 2022-2023.Virus research · 2025Article
- Pathogenicity of Highly Pathogenic Avian Influenza A/H5Nx Viruses in Avian and Murine Models.Pathogens (Basel, Switzerland) · 2025Article
- Article
- Article
- Recombinant duck enteritis virus bearing the hemagglutinin genes of H5 and H7 influenza viruses is an ideal multivalent live vaccine in ducks.Emerging microbes & infections · 2024Article
- Highly Pathogenic Avian Influenza A(H5N1) Virus Clade 2.3.4.4b Infections in Seals, Russia, 2023.Emerging infectious diseases · 2024Article
- Recent Occurrence, Diversity, and Candidate Vaccine Virus Selection for Pandemic H5N1: Alert Is in the Air.Vaccines · 2024Review
- The Alarming Situation of Highly Pathogenic Avian Influenza Viruses in 2019-2023.Global medical genetics · 2024Review
1 more citing papers are in PubMed but not listed here.
Corrections and comments
PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.
Authors and funding
13 authors at 2 institutions in 2 countries.
Funding
No grant is acknowledged in the PubMed record.
Abstract
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. We sequenced the isolates and performed phylogenetic analysis of complete genome sequences to determine the origin, evolution, and spread patterns of these viruses. Phylogenetic analysis of the hemagglutinin (HA) gene showed that all the isolates belong to H5 clade 2.3.4.4 subgroup B (2.3.4.4b) and form two distinct genetic clusters, G1 and G2. The cluster G1 was closely related to the 2.3.4.4b H5N8 HPAI viruses detected in Europe in early 2020, while the cluster G2 had a close genetic relationship with the 2.3.4.4b H5N8 viruses that circulated in Europe in late 2020. A total of seven distinct genotypes were identified, including five novel reassortants carrying internal genes of low pathogenic avian influenza viruses. Our Bayesian discrete trait phylodynamic analysis between host types suggests that the viruses initially disseminated from migratory waterfowl to domestic duck farms in South Korea. Subsequently, domestic duck farms most likely contributed to the transmission of HPAI viruses to chicken and minor poultry farms, highlighting the need for enhanced, high levels of biosecurity measures at domestic duck farms to effectively prevent the introduction and spread of HPAI.
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