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: Two human cases of avian influenza A(H9N2) reported in Guangdong Province and Hunan Province, one human case of avian influenza A(H10N3) reported in Guangdong Province    
submitted by kickingbird at 2 days ago from Avian Influenza Report (Vol 22, No.6 (Week 6))
Avian influenza A(H9N2): Guangdong Province: A 73-year-old woman with onset on January 17, 2026.Hunan Province: A 2-year-old boy with onset on December 29, 2025.Avian influenza A(H10N3):Guangdong Province: ...

GISAID: H5N1 Bird Flu continues to circulate in the United States    
submitted by kickingbird at 3 days ago from GISAID
Clade 2.3.4.4b of the highly pathogenic avian influenza (HPAI) virus causing outbreaks in wild and domestic birds around the world, continues to spread in dairy cows, poultry and other animals across the ...

Canada: Highly pathogenic avian influenza in Nova Scotia, February 4, 2026    
submitted by kickingbird at 5 days ago from Canadian Food Inspection Agency
The Canadian Food Inspection Agency (CFIA) has confirmed highly pathogenic avian influenza in Yarmouth County, Nova Scotia, in non-commercial non-poultry.The CFIA has advised the World Organisation for ...

UK: Bird flu (avian influenza): latest situation in England    
submitted by kickingbird at 12 days ago from GOV.UK
30 January 2026 Highly pathogenic avian influenza (HPAI) H5N1 was confirmed in a small poultry flock near Needham Market, Mid Suffolk, Suffolk (AIV 2026/12). A 3km protection zone and 10km surveillance ...

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 8 hours ago 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 ...

Downey J, Oliveira-Coelho A, Kiss MG, Laghlali G,. Influenza hijacks myeloid cells to inflict type-I interferon-fueled damage in the heart. Immunity. 2026 Feb 9:S1074-7613(25)00567-9.  Abstract  
submitted by kickingbird at 8 hours ago from Immunity. 2026 Feb 9:S1074-7613(25)00567-9
Abundant evidence has correlated influenza infection with cardiovascular disease, yet mechanisms linking infection with the heart remain poorly understood. Here, we show that influenza infection damaged ...

Cardenas M, Compton S, Caceres CJ, García-Sastre A. MHC class II functions as a host-specific entry receptor for representative human and swine H3N2 influenza A viruses. Nat Commun. 2026 Feb 10.  Abstract  
submitted by kickingbird at 8 hours ago from Nat Commun. 2026 Feb 10
Influenza A viruses (FLUAV) utilize sialic acid to enter host cells via the envelope's hemagglutinin (HA), and its affinity for host-specific sialic acid linkage configuration is a major host range determinant. ...

Encinas P, Nogales A, Escribano-Romero E, Del Burg. Longitudinal Surveillance of Influenza A Virus Exposure in Wild Boars (Sus scrofa) in Spain (2015-2023): Serologic and Virologic Evidence of Subtype Infections and H5N1 Spillover Risk. Zoonoses Public Health. 2026 Feb 10.  Abstract  
submitted by kickingbird at 8 hours ago from Zoonoses Public Health. 2026 Feb 10
Introduction: Influenza A viruses (IAVs) are responsible for respiratory infections in a wide range of species, including birds, swine and humans. The role of wild boar (Sus scrofa) in IAV epidemiology ...

Bjorn Koel, etc.,al. [preprint]Emergence and antigenic characterisation of influenza A(H3N2) viruses with hemagglutinin substitutions N158K and K189R during the 2024/25 influenza season. https://doi.org/10.64898/2026.02.10.704996.  Abstract  
submitted by kickingbird at 1 days ago from https://doi.org/10.64898/2026.02.10.704996
Background Seasonal human influenza viruses can escape from antibody-mediated neutralization when amino acid changes occur in the hemagglutinin protein. Routine surveillance identified circulation of an ...