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 ...

Canada: Highly pathogenic avian influenza in Quebec, December 12, 2025    
submitted by kickingbird at 9 hours ago from Canadian Food Inspection Agency
The Canadian Food Inspection Agency (CFIA) has confirmed highly pathogenic avian influenza in La Haute-Yamaska Regional County Municipality, Quebec, in commercial poultry.The CFIA has advised the World ...

Canada: Highly pathogenic avian influenza in British Columbia, December 11, 2025    
submitted by kickingbird at 9 hours ago from Canadian Food Inspection Agency
The Canadian Food Inspection Agency (CFIA) has confirmed highly pathogenic avian influenza in the Regional District of Comox Valley, British Columbia, in a non-commercial premises. The WOAH premises classification ...

WHO: Seasonal influenza - Global situation    
submitted by kickingbird at 1 days ago from World Health Organization
Seasonal influenza (‘the flu’) is an acute respiratory infection caused by influenza viruses that circulate globally and year-round. It can cause illness ranging from mild to severe, sometimes resulting ...

Animal infection with avian influenza virus - WPRO/WHO    
submitted by kickingbird at 3 days ago from WPRO/WHO
From 28 November to 4 December 2025, 30 new outbreaks of highly pathogenic avian influenza (HPAI) in animals were reported to the World Organization for Animal Health (WOAH) in the Western Pacific Region: ...

Dapat C, Peck H, Jelley L, Diefenbach-Elstob T, Sl. Extended influenza seasons in Australia and New Zealand in 2025 due to the emergence of influenza A(H3N2) subclade K viruses. Euro Surveill. 2025 Dec;30(49).  Abstract  
submitted by kickingbird at 6 hours ago from Euro Surveill. 2025 Dec;30(49)
In Australia and New Zealand, late outbreaks of an A(H3N2) variant virus termed subclade K extended the 2025 influenza season. Subclade K viruses were genetically and antigenically distinct from the 2025 ...

Wang, Y., Zhai, S., Wu, C. et al. Dynamic ensemble deep learning with multi-source data for robust influenza forecasting in Yangzhou. BMC Public Health (2025).  Abstract  
submitted by kickingbird at 6 hours ago from BMC Public Health (2025)
Background: Traditional influenza surveillance often suffers from reporting delays, hindering timely public health response. This study aimed to mitigate this limitation by developing an accurate deep ...

de Paiva Froes Rocha, R., Tomris, I., Bowman, C.A.. Structural and immunological characterization of the H3 influenza hemagglutinin during antigenic drift. Nat Commun (2025).  Abstract  
submitted by kickingbird at 6 hours ago from Nat Commun (2025)
The quest for a universal influenza vaccine holds great promise for mitigating the global burden of influenza-related morbidity and mortality. However, challenges persist in identifying conserved epitopes ...

Vanstreels RET, Nelson MI, Artuso MC, Marchione VD. Novel Highly Pathogenic Avian Influenza A(H5N1) Virus, Argentina, 2025. Emerg Infect Dis. 2025 Dec.  Abstract  
submitted by kickingbird at 9 hours ago from Emerg Infect Dis. 2025 Dec
Genomic sequencing of reemerging highly pathogenic avian influenza A(H5N1) virus detected in Argentina in February 2025 revealed novel triple-reassortant viruses containing gene segments from Eurasian ...

EFSA/ECDC. Avian influenza overview September - November 2025. EFSA Journal.  Abstract  
submitted by kickingbird at 1 days ago from EFSA Journal
The magnitude and geographical extent of these detections were unprecedented for this time of the year, particularly in wild birds. Large numbers of waterfowl were affected by the disease, and mass mortality ...