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Avian Influenza: Lakes and Rivers at the Crossroads of Viral Circulation
Avian influenza is primarily monitored in poultry flocks and among wild birds. A thesis defended at Dalhousie University in Canada proposes tracking the circulation of influenza...
Avian Influenza: The Beef Meat Sector Is Not (Yet) Affected
Since 2024, avian influenza has no longer been limited to birds. In the United States, the highly pathogenic H5N1 virus underwent cross-species transmission by infecting dairy c...
Influenza A in Birds: The Reservoir That Never Dies Out
Birds are not merely victims of major avian influenza epizootics. They are the natural reservoir for these influenza viruses and, above all, the primary driver of their evolutio...
Avian Influenza: Dogs and Cats at the Center of a New Zoonotic Front
A report highlights the role of pets in the evolution of influenza A viruses and the risk of a pandemic. For a long time, dogs and cats were spared from the circulation of influ...
H5N1 Avian Influenza in Cattle: A Gradual Adaptation of the Virus to Its Host
A study shows that the H5N1 virus’s ability to replicate in bovine cells depends heavily on its “internal genomics”—the genes that drive replication and evasion of the innate im...
Highly Pathogenic Avian Influenza: Europe on Edge Until the End of Winter
Between mid-September and the end of November, Europe saw a resurgence in cases of highly pathogenic avian influenza (HPAI H5) among both wild birds and poultry. In a joint anal...
Avian Influenza and Swine Flu: Europe Adopts a “Pre-Pandemic” Action Plan
The ECDC has published an operational framework with fourteen scenarios to provide real-time guidance for member states’ responses to the risk of an influenza A (H5N1) pandemic...
H5N1 Avian Influenza and Cats: A Status Report in 2025
A litter of 8 kittens died in the Netherlands . One kitten from a goat farm tested positive for the H5N1 virus; the others died after being adopted into different homes. The inv...
Avian Influenza: An Overview of the H5N1 Virus in North America
After three years of avian influenza outbreaks and the culling of hundreds of millions of poultry, one question keeps coming up: What is the main cause of these epizootics? Rese...
COVID-19: An owner who tests positive significantly increases the likelihood of their dog becoming seropositive
Since 2020, it has been recognized that dogs can become infected through contact with an owner who tests positive for SARS-CoV-2. A study published in *Virus Research* supports...
The Wildlife-Human-Livestock Interface: A Key Tool in the Fight Against Emerging Diseases
For the past two decades, emerging and re-emerging infectious diseases have become a major public health issue. According to the World Health Organization (WHO), nearly 60% of k...
Avian Influenza: The Environment and Biosecurity Affect Virus Transmission in Poultry Farms
Since 2021, the United States has been facing an outbreak of highly pathogenic avian influenza (H5N1 HPAI) on an unprecedented scale. More than 500 cases of direct transmission...