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 ...

Australia: H5 bird flu events    
submitted by kickingbird at 10 hours ago from Department of Agriculture, Fisheries and Forestry
As of 4pm AEST, 15 September 2026, Australia has 551 positive events of H5 bird flu in wildlife. 10 in Western Australia (WA) 299 in South Australia (SA) 32 in New South Wales (NSW) 2 in Queensland (QLD) ...

Australia: H5 bird flu events    
submitted by kickingbird at 2 days ago from Department of Agriculture, Fisheries and Forestry
As of 4pm AEST, 14 September 2026, Australia has 542 positive events of H5 bird flu in wildlife. 10 in Western Australia (WA) 295 in South Australia (SA) 32 in New South Wales (NSW) 2 in Queensland (QLD) ...

USDA: HPAI detection in Minnesota    
submitted by kickingbird at 2 days ago from U.S. DEPARTMENT OF AGRICULTURE
On 10 September 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) in 1.Commercial ...

China: One case of human infection with avian Influenza A(H9N2) reported in Guangxi Zhuang Autonomous Region    
submitted by kickingbird at 3 days ago from WHO
From 4 to 10 September 2026, one new case of human infection with avian influenza A(H9N2) virus was reported to WHO in the Western Pacific Region. The case is a pediatric patient from Guangxi Zhuang Autonomous ...

Augustyniak A, Czy?ewska-Dors E, ?agowski D, Domań. Clinical Course, Laboratory Findings, and Tissue Distribution of Highly Pathogenic Avian Influenza A(H5N1) Virus in a Naturally Infected Domestic Cat. Viruses. 2026; 18(9):1031.  Abstract  
submitted by kickingbird at 1 minute(s) ago from Viruses. 2026; 18(9):1031
In June 2023, Poland experienced an unprecedented outbreak of highly pathogenic avian influenza (HPAI) H5N1 virus infections in cats, raising concerns about the role of cats in HPAI H5N1 virus ecology ...

Gabiden A, Mutaliyeva A, Usserbayev A, Yermekbayev. Antigenic and Molecular Genetic Evolution of Influenza Viruses in Kazakhstan from 2017 to 2025. Biology. 2026; 15(18):1640.  Abstract  
submitted by kickingbird at 1 minute(s) ago from Biology. 2026; 15(18):1640
Influenza viruses continuously evolve, which can change their circulation patterns and reduce recognition by existing immunity and vaccine-induced antibodies. Continuous surveillance is therefore important ...

Antoni Wrobel, etc.,al. [preprint]H18 haemagglutinin binds MHC class II at a site distant from the canonical sialic-acid binding site. https://doi.org/10.21203/rs.3.rs-10549591/v1.  Abstract  
submitted by kickingbird at 6 minute(s) ago from https://doi.org/10.21203/rs.3.rs-10549591/v1
Influenza virus haemagglutinin (HA) binds sialic-acid receptors to mediate cell entry of canonical influenza A viruses (IAVs) and is a key determinant of viral tropism and host range. However, the bat-derived ...

Alanis Silva Melgarejo, etc.,al. [preprint]Highly Pathogenic Avian Influenza Clade 2.3.4.4b in Antarctic Pinnipeds: first evidences of virus circulation in Weddell seals. https://doi.org/10.21203/rs.3.rs-10922875/v1.  Abstract  
submitted by kickingbird at 7 minute(s) ago from https://doi.org/10.21203/rs.3.rs-10922875/v1
The ongoing expansion of highly pathogenic avian influenza virus (HPAIV) H5N1 clade 2.3.4.4b has resulted in unprecedented outbreaks among wild birds and marine mammals, raising concerns about viral dissemination ...

Juliane Lang, etc.,al. [preprint]Compensatory Mutations in Avian Influenza H7N1 Hemagglutinin Drive Avian Host Adaptation and Antigenic Drift without Enhancing Replication in Human Cells. https://doi.org/10.21203/rs.3.rs-10351951/v1.  Abstract  
submitted by kickingbird at 9 minute(s) ago from https://doi.org/10.21203/rs.3.rs-10351951/v1
Avian influenza A viruses (AIVs) of the H7 subtype have caused outbreaks in poultry and human ranging from mild to fatal disease. In Europe, H7 viruses have demonstrated an unusual capacity for prolonged ...