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 ...

UK: Bird flu (avian influenza): latest situation in England    
submitted by kickingbird at 4 days ago from GOV.UK
14 February 2026Highly pathogenic avian influenza (HPAI) H5N1 was confirmed in other captive birds at a premises near Ancroft, Northumberland, Northumberland (AIV 2026/14). A 3km captive bird (monitoring) ...

UK: Bird flu (avian influenza): latest situation    
submitted by kickingbird at 6 days ago from GOV.HK
12 February 2026 Highly pathogenic avian influenza (HPAI) H5N1 was confirmed at a second premises near Penicuik, Midlothian, Scotland on 12 February 2026. Following a risk assessment, a 3km Protection ...

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 9 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 10 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 ...

Wang, X., Zhao, Z., Shi, M., Xu, S., Zhou, X.,. Genetically engineered M13 phage-mediated H9N2 DNA vaccine with enhanced mucosal and systemic immune responses in mice. Drug Delivery, 33(1).  Abstract  
submitted by kickingbird at 20 hours ago from Drug Delivery, 33(1)
Vaccine adjuvants and delivery systems have long been used in DNA vaccines to enhance immunogenicity. In this study, we developed a DNA vaccine delivery platform by combining N-2-hydroxypropyl trimethyl ...

Samantha Zoomer, etc.,al. Zoonotic Influenza Preparedness: Dutch Medical Labs Efficiently Detect Animal Influenza A Viruses - External Quality Assessment, 2023. Journal of Clinical Virology.  Abstract  
submitted by kickingbird at 20 hours ago from Journal of Clinical Virology
BackgroundSince 2022, highly pathogenic H5N1 influenza A virus clade 2.3.4.4b has caused global outbreaks among wild birds and poultry, with increasing mammalian and sporadic human infections. This elevates ...

Michelle Wille, etc.,al. [preprint]Skuas as sentinels of high pathogenicity avian influenza H5N1 on the Antarctic Peninsula in the 2024/2025 austral summer. https://doi.org/10.64898/2026.02.15.706047.  Abstract  
submitted by kickingbird at 23 hours ago from https://doi.org/10.64898/2026.02.15.706047
Despite Antarcticas geographic isolation, the first incursion of high pathogenicity avian influenza (HPAI) H5N1 was detected in the 2023/24 austral summer. Surveillance for HPAI H5N1 in Antarctica remains ...

Li Y, Zhang X, Zhou X, Zhu X, Tan L, Pan Z, Huang. Cross-Reactive Antibody Responses to Emerging Bovine H5N1 Clade 2.3.4.4b Following Seasonal Influenza Vaccination: Implications for Pandemic Preparedness. Viral Immunol. 2026 Feb 16:8828245261424908.  Abstract  
submitted by kickingbird at 2 days ago from Viral Immunol. 2026 Feb 16:8828245261424908
Background: The emergence of highly pathogenic avian influenza A (H5N1) clade 2.3.4.4b in dairy cattle and human cases raises urgent pandemic concerns. A critical question is whether seasonal influenza ...

Fang C, Sun X, Feng Y, Song H, Wang S. PB1 mutations as key drivers of influenza A virus evolution. Front Microbiol. 2026 Jan 29;17:1768665.  Abstract  
submitted by kickingbird at 2 days ago from Front Microbiol. 2026 Jan 29;17:1768665
Influenza A virus (IAV) is a zoonotic pathogen with a broad host range, posing an ongoing threat to global public health. As the core subunit of the IAV polymerase, polymerase basic protein 1 (PB1) is ...