2 天之前 · Highly pathogenic H5N5 avian flu has been detected in a backyard poultry flock in Newfoundland and Labrador, according to information submitted by the Canadian Food Inspection Agency (CFIA) to the World Organization for Animal Health (WOAH), as well as in UK seals.. The poultry outbreak at Gander Bay began on January 15 …

3 天之前 · Analysis of the H5N5 virus detected in Newfoundland showed that it was similar to the H5N5 one which had hit Canada in 2023, the Paris-based WOAH said in a report, citing Canadian authorities.

3 天之前 · Analysis of the H5N5 virus detected in Newfoundland and Labrador showed that it was similar to the H5N5 one which had hit Canada in 2023, the Paris-based WOAH said in a report, citing Canadian ...

Analyses of HPAI H5 viruses from poultry outbreaks across a wide Eurasian region since July 2020 including the Russian Federation, Republics of Iraq and Kazakhstan, and recent detections in migratory waterfowl in the Netherlands, revealed undetected maintenance of H5N8, likely in galliform poultry since 2017/18 and both H5N5 and H5N1.

2024年12月1日 · After a quiet summer with no reported H5N5 cases in northern Europe, October has seen a south-east spread of HPAI H5N5 cases in wild birds through Great Britain and on to the coast of Belgium (a common gull) and Germany (an auk species).

2023年5月30日 · Following sporadic detections of a Eurasian H5N5 avian influenza in Canadian wild birds, officials reported the virus for the first time in mammals—raccoons found dead on Prince Edward Island.

2024年7月23日 · Ferrets inoculated with A (H5N5) viruses showed rapid, severe disease onset, with some evidence of direct contact transmission. However, these viruses have maintained receptor binding traits of avian influenza viruses and were susceptible to …

In this review, the replication cycle, pathogenicity, evolution, spread, and transmission of HPAIVs of H5Nx subtypes, along with the host immune responses to Highly Pathogenic Avian Influenza Virus (HPAIV) infection and potential vaccination, are discussed.

2022年12月6日 · Genetic analysis revealed a relationship between the highly pathogenic avian influenza H5N5 subtype, detected in Europe, and some isolates detected in the Russian Federation territory in 2020-2021: it was shown that both originated in the Caspian Sea regions around the autumn of 2020.

2 天之前 · Canada has reported an outbreak of highly pathogenic H5N5 avian influenza on a non-commercial backyard layer poultry farm in the eastern part of the country, the World Organisation for Animal Health said on Tuesday. The spread of avian influenza, commonly called bird flu, has ravaged flocks around the world, disrupting supply and fuelling ...