WPRO. Avian Influenza Weekly Update # 1035: 27 February 2026. WHO. Abstract
submitted by kickingbird at Mar, 2, 2026 from WHO (via https://www.who.int/westernpacific/publications/m/item/avian)
Avian influenza subtype A(HxNy) normally spreads in birds but can also infect humans. Human infections are primarily acquired through direct contact with infected poultry or contaminated environments. ... Benito AA, Monteagudo LV, Lázaro-Gaspar S, Garza-M. First Detection and Genetic Characterization of Influenza D Virus in Cattle in Spain. Vet Sci. 2026 Jan 29;13(2):130. Abstract
submitted by kickingbird at Feb, 27, 2026 from Vet Sci. 2026 Jan 29;13(2):130 (via https://www.mdpi.com/2306-7381/13/2/130)
Influenza D virus (IDV) and co-circulating respiratory pathogens were investigated using RT-qPCR in 316 samples collected from 210 Spanish cattle farms with bovine respiratory disease (BRD) outbreaks between ... Farrell ML, McGrath G, Cuartero LG, Barry G. Avian influenza in Ireland: a spatiotemporal, subtype and host-based analysis (1983-2024). J Gen Virol. 2026 Feb;107(2). Abstract
submitted by kickingbird at Feb, 26, 2026 from J Gen Virol. 2026 Feb;107(2) (via https://www.microbiologyresearch.org/content/journal/jgv/10.)
Avian influenza virus (AIV) is a significant global concern, causing widespread mortality in wild birds, domestic poultry and, more recently, wild and domestic mammals. This study presents a retrospective ... Park, Sh., Lee, SH., Seo, YR. et al. Evolution and spread of H8Nx avian influenza viruses from wild birds in East Asia, 2019-2024. Arch Virol 171, 95 (2026). Abstract
submitted by kickingbird at Feb, 25, 2026 from Arch Virol 171, 95 (2026) (via https://link.springer.com/article/10.1007/s00705-026-06579-4)
Subtype H8 avian influenza viruses (AIVs) are rarely reported and poorly characterized. We isolated nine H8Nx AIVs from wild birds in South Korea during 2019-2024. Whole-genome and phylogenetic analyses ... Ra Mi Cha, etc.,al. 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. Abstract
submitted by kickingbird at Feb, 25, 2026 from Transboundary and Emerging Diseases (via https://onlinelibrary.wiley.com/doi/10.1155/tbed/8053623)
Since 2020, clade 2.3.4.4b H5Nx high pathogenicity avian influenza viruses (HPAIVs) have consistently spread across continents, causing outbreaks worldwide. During the 2023–2024 (23/24) and 2024–2025 (24/25) ... Charlotte Kristiane Hjulsager, Yuan Liang, Casper. Mass mortalities caused by different genotypes of HPAIV H5N1 clade 2.3.4.4b in colony breeding Black-headed Gulls and Sandwich Terns in Denmark 2022 and 2023. Canadian Journal of Microbiology, Vol 72, 2026. Abstract
submitted by kickingbird at Feb, 24, 2026 from Canadian Journal of Microbiology, Vol 72, 2026 (via https://www.sciencedirect.com/org/science/article/pii/S00084)
Unprecedented seabird mass mortality events (MMEs) were reported in multiple European countries in 2022 and 2023. These events were attributed to Clade 2.3.4.4b H5N1 high pathogenicity avian influenza ... WHO/WPRO. Avian Influenza Weekly Update # 1034: 20 February 2026. WHO. Abstract
submitted by kickingbird at Feb, 23, 2026 from WHO (via https://www.who.int/westernpacific/publications/m/item/avian)
Avian influenza subtype A(HxNy) normally spreads in birds but can also infect humans. Human infections are primarily acquired through direct contact with infected poultry or contaminated environments. ... Shosha EAE, Mohamd MK, Shehata MAE, Mohamed MH, El. Genomic and evolutionary characterization of newly emerged highly pathogenic avian influenza H5N1 clade (2023-2025). Veterinary World, 18(12): 3745–3760. Abstract
submitted by kickingbird at Feb, 21, 2026 from Veterinary World, 18(12): 3745–3760 (via https://veterinaryworld.org/Vol.18/December-2025/6.php)
Background and aim: Highly pathogenic avian influenza virus (HPAI) H5N1 continues to threaten poultry biosecurity worldwide due to rapid antigenic drift and reassortment. Since late 2020, clade 2.3.4.4b ... Jańczak D, Golke A, Szymański K, Hallmann E, Pance. Clinical and Laboratory Findings in Cats with Confirmed Avian Influenza A/H5N1 Virus Infection During the 2023 Outbreak in Poland: A Retrospective Case Series of 22 Cats. Pathogens. 2026; 15(2):200. Abstract
submitted by kickingbird at Feb, 15, 2026 from Pathogens. 2026; 15(2):200 (via https://www.mdpi.com/2076-0817/15/2/200)
Highly pathogenic avian influenza (HPAI) A/H5N1 has emerged as a cause of severe disease in domestic cats, but clinical data from field outbreaks remain limited. We retrospectively reviewed medical records, ... Hennessey M, Thi TH, Raghwani J, Kim Y, Pham HTT,. Avian Influenza A(H9N2) Virus Transmission across Chicken Production and Distribution Networks, Vietnam. Emerg Infect Dis. 2026 Feb. Abstract
submitted by kickingbird at Feb, 15, 2026 from Emerg Infect Dis. 2026 Feb (via https://wwwnc.cdc.gov/eid/article/32/2/25-1416_article)
In northern Vietnam, during March 2021–March 2022, prevalence of influenza A(H9N2) in chickens was higher in distribution facilities than on farms and varied between facility types. Phylogenetic analysis ... Trombetta CM, Fiori A, Falsini A, Pellegrini F, Le. Multicenter Serologic Investigation of Influenza D Virus in Cats and Dogs, Europe, 2015~2024. Emerg Infect Dis. 2026 Feb. Abstract
submitted by kickingbird at Feb, 15, 2026 from Emerg Infect Dis. 2026 Feb (via https://wwwnc.cdc.gov/eid/article/32/2/25-1164_article)
We conducted a multicenter study in Europe (France, Italy, and Ukraine) to assess the seroprevalence of influenza D virus (IDV) in domestic cats and dogs. Serum samples from France (2015–2018) and Italy ... YANG Xiaoyi, YUAN Chunliu, WEI Hongkuang, WANG Qin. Characteristic analysis of severe case of a human infection with H9N2 avian influenza in Nanning City. J Med Pest Control, Apr 2026, Vol.42, No.4. Abstract
submitted by kickingbird at Feb, 15, 2026 from J Med Pest Control, Apr 2026, Vol.42, No.4 (via http://www.flu.org.cn/scn/article-25258.html)
Objective To analyze the clinical manifestations of a severe child case of H9N2 Avian influenza virus infection in Nanning and epidemiological features of disease, to explore its possible source of infection, ... Zeka E Glucs, etc.,al. [preprint]Rapid Decline Of Nesting Peregrine Falcons In The San Francisco Bay Region Of California Synchronous With An H5N1 Outbreak. https://doi.org/10.64898/2026.02.11.705416. Abstract
submitted by kickingbird at Feb, 15, 2026 from https://doi.org/10.64898/2026.02.11.705416 (via https://www.biorxiv.org/content/10.64898/2026.02.11.705416v1)
After rebounding from near extirpation during the organochlorine era, breeding Peregrine Falcons (Falco peregrinus) in California are again facing adversity, this time consistent with an outbreak of a ... Petie R, Costa EF, Kampichler C, Slaterus R, Gonza. Identifying avian influenza hotspots in wild birds in the Netherlands. PLoS One. 2026 Feb 12;21(2):e0341829. Abstract
submitted by kickingbird at Feb, 13, 2026 from PLoS One. 2026 Feb 12;21(2):e0341829 (via https://journals.plos.org/plosone/article?id=10.1371/journal)
Highly Pathogenic Avian Influenza (HPAI) threatens wild and domestic birds, mammals, and humans. The global spread of HPAI through wild birds requires timely, spatially accurate detection for enhanced ... Viner TC, Dirks D, Straughan DJ, Hauck T. Fly larvae as an alternative sample for the detection of highly pathogenic avian influenza A(H5N1) virus. J Vet Diagn Invest. 2026 Feb 13:10406387251415197. Abstract
submitted by kickingbird at Feb, 13, 2026 from J Vet Diagn Invest. 2026 Feb 13:10406387251415197 (via https://journals.sagepub.com/doi/10.1177/10406387251415197)
Altered carcasses present a diagnostic challenge to veterinary pathologists. Autolysis and putrefaction may render organs unrecognizable, and scavenging by vertebrates and insects may remove organs entirely. ... Righter DJ, Howey EB, Siepker CL, Burrough ER, Mag. Detection of highly pathogenic avian influenza A(H5N1) clade 2.3.4.4b virus in cull dairy cows with underlying respiratory and systemic disease. J Vet Diagn Invest. 2026 Feb 13:10406387261417354. Abstract
submitted by kickingbird at Feb, 13, 2026 from J Vet Diagn Invest. 2026 Feb 13:10406387261417354 (via https://journals.sagepub.com/doi/10.1177/10406387261417354)
Highly pathogenic avian influenza (HPAI) A(H5N1) clade 2.3.4.4b virus was identified in 4 cull dairy cows condemned by the U.S. Department of Agriculture because of pneumonia with accompanying systemic ... KE Qian, ZHENG Ju, WU Ping, ZHUANG Li. Analysis of the gene sequences of two cases of human infection with avian influenza H9N2 in Guizhou province in 2024. J Trop Med, Jan. 2026, Vol.26, No.1. Abstract
submitted by kickingbird at Feb, 12, 2026 from J Trop Med, Jan. 2026, Vol.26, No.1
Objective To explore the molecular characteristics of human infections with H9N2 avian influenza virus (AIV) in Guizhou province, so as to provide evidence for the prevention and control of avian influenza ... Luo WR, Yu JL, Sun Y, Gong L, Hou S, Lu ZH, Fang W. A case of avian influenza A (H5N6) presented with secondary infection in Anhui Province, China, 2024. J Microbiol Immunol Infect. 2026 Jan 29:S1684-1182. Abstract
submitted by kickingbird at Feb, 6, 2026 from J Microbiol Immunol Infect. 2026 Jan 29:S1684-1182 (via https://www.sciencedirect.com/science/article/pii/S168411822)
A case of H5N6 avian influenza was reported in Anhui Province, China. The viral titers in the patient's lungs and pharynx decreased rapidly after oseltamivir treatment, yet it still fatal. The whole genome ... Chin S, Soputhy C, Seng H, Mom S, Sar B, Finlay A,. Investigation of a Family Cluster of Human Infections With Highly Pathogenic Avian Influenza A(H5N1) Virus, Clade 2.3.2.1e, in Cambodia, February 2023. Influenza Other Respir Viruses. 2026 Feb;20(2):e70. Abstract
submitted by kickingbird at Feb, 6, 2026 from Influenza Other Respir Viruses. 2026 Feb;20(2):e70 (via https://onlinelibrary.wiley.com/doi/10.1111/irv.70231)
In February 2023, an 11-year-old girl in Cambodia developed severe respiratory symptoms and died of pneumonia and respiratory failure after testing positive for influenza A(H5). Contract tracing and testing ... W. W. Davis et al. Detecting Influenza A(H5N1) Viruses through Severe Acute Respiratory Infection Surveillance, Cambodia. Emerg Infect Dis. 2026 Mar. Abstract
submitted by kickingbird at Feb, 6, 2026 from Emerg Infect Dis. 2026 Mar (via https://wwwnc.cdc.gov/eid/article/32/3/25-0832_article)
Of 19 human cases of avian influenza A(H5N1) virus infection detected during January 2023–March 2025 in Cambodia, 12 (63%) were detected directly by surveillance for severe acute respiratory infection ... 473 items, 20/Page, Page[3/24][|<<] [|<] [1] [2] [3] [4] [5] [6] [7] [8] [9] [10] [>|] [>>|] |
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