China´s Scientists Make Breakthrough on How H5N1 Influenza Occurred in the U.S.    
submitted by kickingbird at Jul, 9, 2025 from CASAD
Chinese scientists have found out how the H5N1 virus initially invades the mammary glands of dairy cattle and may have triggered the outbreak of H5N1 avian influenza across over 1,000 dairy farms in the ...

China: Three cases of human infection with avian Influenza A(H9N2) reported in Guangxi Zhuang Autonomous Region, Jiangsu Province and Guangdong Province    
submitted by kickingbird at 23 hours ago from WHO
From 10 to 16 July 2026, three new cases of human infection with avian influenza A(H9N2) virus were reported to WHO in the Western Pacific Region. All three cases were from China. The first case is a 4-year ...

New Zealand: bird flu situation update    
submitted by kickingbird at 3 days ago from Department of Conservation
Date: 17 July 2026Work on the ground will step up after confirmation today a single Kāhu, swamp harrier hawk, which was found in the Wairarapa, is the second bird in New Zealand confirmed to have H5 bird ...

Australia: H5 bird flu testing update    
submitted by kickingbird at 4 days ago from Department of Agriculture, Fisheries and Forestry
17 July 2026 Testing at CSIRO’s Australian Centre for Disease Preparedness has confirmed two presumed positive results for petrels, one found at Parry Beach in Denmark on Western Australia’s south coast ...

USDA: Confirms Highly Pathogenic Avian Influenza (H5N1) in Dairy Herds in Idaho    
submitted by kickingbird at 4 days ago from U.S. DEPARTMENT OF AGRICULTURE
On 14 July 2026, the U.S. Department of Agriculture (USDA) Animal and Plant Health Inspection Service (APHIS) has confirmed the detection of highly pathogenic avian influenza (HPAI) H5N1 in three dairy ...

León B, Brenes H, Trovao NS, Aguilar O, Carvajal F. Detection of H5N1 HPAIV Clade 2.3.4.4b Avian Influenza Virus in Backyard Chickens in Costa Rica. Viruses. 2026; 18(7):799.  Abstract  
submitted by kickingbird at 7 hours ago from Viruses. 2026; 18(7):799
Influenza A virus is a segmented, negative-sense RNA virus. Since the early 2020s, H5 clade 2.3.4.4b viruses have spread widely across Europe, Africa, and Asia, affecting wild birds and poultry. Costa ...

Cianciulli A, Santoro E, Esposito S, Quaglierella. Genomic and Antigenic Evolution of Influenza A(H3N2) After the COVID-19 Era: A Scoping Review with Focus on J and K Subclades and Implications for Vaccine Effectiveness. Germs. 2026; 16(3):1.  Abstract  
submitted by kickingbird at 7 hours ago from Germs. 2026; 16(3):1
Post-COVID-19, influenza A(H3N2) has re-emerged with accelerated genetic diversification. The rise in antigenically drifted subclades raises concerns regarding immune escape and vaccine mismatch. To synthesize ...

Ryu B, Kim J, Lee NJ, Koo M, Shin J, Hyun E, Choi. Joint Publication of the First 2024-2025 National Influenza Annual Report by the Korea Disease Control and Prevention Agency and the National Health Insurance Service. Public Health Wkly Rep. 2026 Jun 15;19(27):1106-11.  Abstract  
submitted by kickingbird at 23 hours ago from Public Health Wkly Rep. 2026 Jun 15;19(27):1106-11
Objectives: The first National Influenza Annual Report was jointly released by the Korea Disease Control and Prevention Agency (KDCA) and the National Health Insurance Service (NHIS) to provide a comprehensive ...

WPRO. Avian Influenza Weekly Update # 1053: 18 July 2026. WHO.  Abstract  
submitted by kickingbird at 23 hours ago from WHO
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. ...

Jané, M., Soldevila, N., Torner, N. et al. Ten-year epidemiological and clinical insights of pediatric influenza A and B hospitalizations: an observational study. Sci Rep (2026).  Abstract  
submitted by kickingbird at 1 days ago from Sci Rep (2026)
Infants and children under 5 years of age face a high risk of severe complications, including pneumonia and neurologic issues, from influenza virus infection. Hospital surveillance data can provide guidance ...