Epidemic and Pandemic Preparedness and Prevention. Planning for national allocations of pandemic influenza medical countermeasures: considerations brief. WHO. Abstract
submitted by kickingbird at Dec, 24, 2025 from WHO (via https://www.who.int/publications/i/item/9789240117884)
This document presents comprehensive, ethics-based considerations to guide national decisions on allocating pandemic products such as vaccines, therapeutics, and diagnostics. Drawing on lessons from past ... Alvin Crespo-Bellido, etc.,al. [preprint]Emergence of D1.1 reassortant H5N1 avian influenza viruses in North America. https://doi.org/10.64898/2025.12.19.695329. Abstract
submitted by kickingbird at Dec, 24, 2025 from https://doi.org/10.64898/2025.12.19.695329 (via https://www.biorxiv.org/content/10.64898/2025.12.19.695329v1)
Since 2021, highly pathogenic avian influenza viruses (HPAIV) belonging to H5N1 clade 2.3.4.4b have caused high mortality in North American wild birds and poultry. In 2025, a new D1.1 genotype caused two ... Shen M, Yu J, Fu B, Yu C, Cui C, Chen S, et al. Influenza D Virus in Black Donkeys, Northern China. Emerg Infect Dis. 2025 Dec. Abstract
submitted by kickingbird at Dec, 24, 2025 from Emerg Infect Dis. 2025 Dec (via https://wwwnc.cdc.gov/eid/article/31/12/25-0666_article)
Influenza D virus (IDV) is prevalent in cattle in China, and a risk for spillover to other species exists. We detected IDV antibodies in 6/315 of black donkeys in northern China, suggesting cattle-to-donkey ... Hatta Y, De La Cruz J, Murray T, Hiatt B, Jang Y,. Highly Pathogenic Avian Influenza A(H5N1) Clade 2.3.4.4b Virus Infection in Poultry Farm Workers, Washington, USA, 2024. Emerg Infect Dis. 2025 Dec. Abstract
submitted by kickingbird at Dec, 24, 2025 from Emerg Infect Dis. 2025 Dec (via https://wwwnc.cdc.gov/eid/article/31/12/25-1118_article)
Poultry workers in Washington, USA, were infected with highly pathogenic avian influenza A(H5N1) virus and recovered. The viruses were clade 2.3.4.4b genotype D1.1, closely related to viruses causing poultry ... Song Y, Yan A, Song S, Gong H, Chen L, Fu B, Zhang. Phylogenetic Analyses and Biological Characterization of H9N2 Avian Influenza Virus Isolated from Chickens in China from 2022 to 2023. Microorganisms. 2026; 14(1):37. Abstract
submitted by kickingbird at Dec, 24, 2025 from Microorganisms. 2026; 14(1):37 (via https://www.mdpi.com/2076-2607/14/1/37)
The continued diversification of the H9N2 avian influenza virus (AIV) into multiple antigenically and phylogenetically distinct lineages is promoting the emergence of strains with pandemic potential. Constant ... Schmierer J, Lutz M, Takimoto T. 0. Enhanced genome replication activity of pandemic H1N1 influenza A virus through PA mutations. J Virol 0:e01391-25. Abstract
submitted by kickingbird at Dec, 24, 2025 from J Virol 0:e01391-25 (via https://journals.asm.org/doi/10.1128/jvi.01391-25)
The 2009 pandemic H1N1 (pH1N1) influenza A virus (IAV) is a reassortant virus with two polymerase components, PA and PB2, originating from avian IAV. Avian IAV polymerase does not function efficiently ... Jeffery D. Sullivan, etc.,al. Rapid increase in antibodies to influenza A virus H5 and N1 in Lesser Scaup (Aythya affinis) following the introduction of 2.3.4.4b H5N1 into North America. Canadian Journal of Microbiology. Abstract
submitted by kickingbird at Dec, 24, 2025 from Canadian Journal of Microbiology (via https://www.sciencedirect.com/org/science/article/pii/S00084)
Clade 2.3.4.4b Eurasian-origin H5N1 entered North America in late 2021 and spread across the continent. While studies have characterized the antibody response mounted by dabbling ducks following exposure, ... Shu Zhou, Rute Maria Pinto, Hou Wei Chook, Eleanor. [preprint]Identification of cis-Acting Elements that Regulate Influenza A Virus Segment 7 Differential mRNA Splicing. https://doi.org/10.64898/2025.12.22.695654. Abstract
submitted by kickingbird at Dec, 23, 2025 from https://doi.org/10.64898/2025.12.22.695654 (via https://www.biorxiv.org/content/10.64898/2025.12.22.695654v1)
Influenza A virus segment 7 encodes the M1 matrix protein and M2 ion channel from an unspliced primary transcript mRNA1 and spliced mRNA2, respectively. Both proteins are essential for efficient virus ... Gabriela J. Rzeszutek, etc.,al. [preprint]Zoonotic and Avian Pathogen Detections in Fecal and Sediment Samples - A Low-risk, High-throughput One Health Approach to Surveillance. https://doi.org/10.64898/2025.12.19.694637. Abstract
submitted by kickingbird at Dec, 23, 2025 from https://doi.org/10.64898/2025.12.19.694637 (via https://www.biorxiv.org/content/10.64898/2025.12.19.694637v1)
Many pathogens, both those with human spillover potential as well as avian-specific viruses, are maintained in wild bird populations. While much surveillance for influenza A viruses (IAVs) is performed ... Niel KR, St Charles KM, Elissa JY, Lighty ME, Ssem. Highly Pathogenic Avian Influenza (HPAI H5N1, Clade 2.3.4.4b, genotype C2.1) in Commercial Ring-Necked Pheasants During the 2022 Outbreak in the United States. Can J Microbiol. 2025 Dec 22. Abstract
submitted by kickingbird at Dec, 23, 2025 from Can J Microbiol. 2025 Dec 22 (via https://cdnsciencepub.com/doi/10.1139/cjm-2025-0198)
Highly pathogenic avian influenza (HPAI) virus H5N1 clade 2.3.4.4b was introduced into North America in 2021. In 2022, clade 2.3.4.4b spilled into domestic poultry in the United States (U.S.), resulting ... St Charles KM, Ssematimba A, Bonney P, Cardona C. Evaluation of transmission metrics in a slow-spreading highly pathogenic avian influenza (HPAI) outbreak in a commercial upland game bird system. Can J Microbiol. 2025 Dec 22. Abstract
submitted by kickingbird at Dec, 23, 2025 from Can J Microbiol. 2025 Dec 22 (via https://cdnsciencepub.com/doi/10.1139/cjm-2025-0203)
In 2022, highly pathogenic avian influenza virus (HPAIV) H5N1 clade 2.3.4.4b was detected in United States (US) poultry, quickly escalating into an outbreak that surpassed the 2014/15 HPAI US event in ... Wang G, Gao X, Zhang G, Deng G, Shi J. Replication and Transmission of Influenza A Virus in Farmed Mink. Viruses. 2026; 18(1):9. Abstract
submitted by kickingbird at Dec, 22, 2025 from Viruses. 2026; 18(1):9 (via https://www.mdpi.com/1999-4915/18/1/9)
Farmed mink are frequently exposed to circulating influenza A viruses (IAVs), as confirmed by viral isolation and serological evidence. Previous work reveals that na?ve mink serve as susceptible hosts ... Song Y, Song S, Yan A, Gong H, Yang H, Guan F, Zha. A Novel Recombinant Chicken-Derived H6N8 Subtype Avian Influenza Virus Caused Disease in Chickens and Mice. Viruses. 2026; 18(1):12. Abstract
submitted by kickingbird at Dec, 22, 2025 from Viruses. 2026; 18(1):12 (via https://www.mdpi.com/1999-4915/18/1/12)
H6 subtype avian influenza viruses (AIVs) have a broader host range and circulate globally in wild birds, domestic ducks, geese, and terrestrial poultry all over the world. Their demonstrated capacity ... Lee N, Tang JW, Chon I, Kakuya F, Terao R, Kawashi. Influenza PA Substitutions and Genetic Diversity of A(H1N1)pdm09, A(H3N2), and B/Victoria Viruses in Japan During the 2023–2024 Season. Viruses. 2026; 18(1):13. Abstract
submitted by kickingbird at Dec, 22, 2025 from Viruses. 2026; 18(1):13 (via https://www.mdpi.com/1999-4915/18/1/13)
We characterized influenza A(H1N1)pdm09, A(H3N2), and B/Victoria viruses circulating in Japan during 2023–2024, focusing on lineage placement relative to WHO-recommended vaccine strains and on baloxavir ... Zhang, L., Lai, Y., Cui, Y. et al. Emergence of mammalian-adaptive PB2 mutations enhances polymerase activity and pathogenicity of cattle-derived H5N1 influenza A virus. Nat Commun (2025). Abstract
submitted by kickingbird at Dec, 22, 2025 from Nat Commun (2025) (via https://www.nature.com/articles/s41467-025-67753-x)
Highly pathogenic avian influenza H5N1 poses an increasing public health risk, particularly following its spillover into dairy cows and associated human infections in the U.S. since March 2024. Here, we ... Low, Y.S., Jauregui, R., Calcott, B. et al. Development of a portable avian influenza virus characterisation system: bringing the inside-out. Sci Rep (2025). Abstract
submitted by kickingbird at Dec, 21, 2025 from Sci Rep (2025) (via https://www.nature.com/articles/s41598-025-32771-8)
Highly pathogenic avian influenza (HPAI) poses a major threat to the world economy and human health; hence, rapid and accurate identification of avian influenza virus (AIV) subtypes is required for effective ... Du, F., Zhang, Q., Cheng, Y. et al. A taxonomically harmonized global dataset of wild bird hosts for avian influenza virus surveillance. Sci Data (2025). Abstract
submitted by kickingbird at Dec, 21, 2025 from Sci Data (2025) (via https://www.nature.com/articles/s41597-025-06451-1)
Wild birds are key natural reservoirs and play a central role in the global spread of avian influenza viruses (AIVs). However, the absence of a standardized global list of wild bird hosts has limited comprehensive ... El-Bidawy MH, Mohammad I, Ansari MR, Hajelbashir M. Highly Pathogenic Avian Influenza: Tracking the Progression from IAV (H5N1) to IAV (H7N9) and Preparing for Emerging Challenges. Microorganisms. 2026; 14(1):12. Abstract
submitted by kickingbird at Dec, 20, 2025 from Microorganisms. 2026; 14(1):12 (via https://www.mdpi.com/2076-2607/14/1/12)
Highly Pathogenic Avian Influenza (HPAI) viruses, particularly IAV (H5N1), continue to pose a major global threat due to their widespread circulation and high mortality rates in birds. Management of HPAI ... Bedair, N.M., Sakr, M.A., Mourad, A. et al. Genetic characterization of highly pathogenic avian influenza A/H5N8 virus isolated from commercial poultry farms in Egypt reveals zoonotic potential. Arch Virol 171, 29 (2026). Abstract
submitted by kickingbird at Dec, 20, 2025 from Arch Virol 171, 29 (2026) (via https://link.springer.com/article/10.1007/s00705-025-06479-z)
Highly pathogenic avian influenza (HPAI) H5N8 virus, first identified in late 2016 in Egypt, continues to circulate and has replaced the previously dominant HPAI H5N1 virus of clade 2.2.1. In this study, ... Adaszek ?, Domańska-Blicharz K, Jańczak D, Kalinow. Cats infected with H5N1 avian influenza - a new infectious disease in Poland. Pol J Vet Sci. 2025;28(4):683-689. Abstract
submitted by kickingbird at Dec, 20, 2025 from Pol J Vet Sci. 2025;28(4):683-689 (via https://journals.pan.pl/dlibra/publication/157284/edition/13)
Avian influenza virus (AIV) infections in cats are a new and not fully understood problem in Poland. These infections have drawn the attention of both veterinarians and human medical practitioners, mainly ... 9775 items, 20/Page, Page[8/489][|<<] [|<] [1] [2] [3] [4] [5] [6] [7] [8] [9] [10] [>|] [>>|] |
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