Mexican health authorities have confirmed that a human infection reported on 30 September 2025, initially classified as avian influenza A(H5), was identified as avian influenza A(H5N2). This ...
A study published in The Journal of Infectious Diseases examined the pathogenicity and host-adaptation features of two avian influenza A(H5N1) genotypes, D1.1 and B3.13, in relation to human infection ...
South Africa’s largest broiler producer, Astral Foods, is expanding its avian influenza vaccination programme for breeder chickens to additional sites, following regulatory approval of more farms for ...
Australian authorities have confirmed that highly pathogenic avian influenza (HPAI) H5N1 is responsible for the recent unexplained deaths of southern elephant seals on Heard Island in the southern ...
Based on the latest DG AGRI Poultry Meat Dashboard (19 November 2025), the European Union broiler sector is characterised by firm prices, stable production growth and shifting trade dynamics. Broiler ...
A Washington State resident has become the first documented human fatality associated with the H5N5 avian influenza virus, a subtype not previously confirmed to cause disease in people. The case ...
Highly pathogenic avian influenza A(H5N5), clade 2.3.4.4b, continues to circulate widely across northern Europe, North America and parts of Asia, with an expanding geographic and host range. According ...
Ceva Animal Health has announced a pilot vaccination programme targeting highly pathogenic avian influenza (HPAI) in zoological birds in Singapore, in collaboration with the National Parks Board ...
Since its introduction into the United States in early 2022, highly pathogenic avian influenza A(H5N1) has undergone a marked ecological and evolutionary expansion. A sequence of unprecedented, ...
A recent bioRxiv preprint examines the pathogenesis and transmission dynamics of the bovine-derived H5N1 influenza A virus (genotype B3.13) during pregnancy in a murine model. Pregnant mice were ...
Despite widespread infection in terrestrial and marine mammals, bats had not previously been implicated as hosts for H5 viruses. A new study reports the first evidence of H5 influenza A virus (IAV) ...
A recent announcement from the US Food and Drug Administration confirms that two lots of frozen raw pet food have tested positive for highly pathogenic avian influenza H5N1. The investigation was ...
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