François‐Xavier Briand

Genotype-specific ecological and environmental drivers of HPAI H5N1 spread in wild birds in France, 2021-2023

The paper analyzes genotype-specific ecological and environmental factors driving HPAI H5N1 spread in wild birds in France, identifying key variables and suggesting updated risk zones.

Mass mortality of southern elephant seals during multi-species outbreak of HPAI H5N1 on sub-Antarctic Heard Island

The paper reports a multi-species outbreak of HPAI H5N1 on Heard Island, causing mass mortality in southern elephant seals and other seabirds, with drones used for monitoring.

Two epidemics, one genotype, different outcomes: evolutionary changes of Avian Influenza H5N1, genotype EA-2024-DI

The paper tracks the evolution of Avian Influenza H5N1 genotype EA-2024-DI across three epidemic waves, showing changes in transmission patterns and increased mammalian host adaptation.

Dispersal, adaptation and persistence of H5N1 in the sub-Antarctic and Antarctica

This study tracks the spread and evolution of H5N1 in the sub-Antarctic and Antarctica, revealing long-distance dispersal and mammalian-adaptive mutations.

Highly pathogenic avian influenza management in high-density poultry farming areas

This study analyzes the spread of H5 avian influenza in high-density poultry farms using phylogeographic tools, identifying key factors driving transmission and control thresholds.

Mass mortality events in the sub-Antarctic Indian Ocean caused by long-distance circumpolar spread of highly pathogenic avian influenza H5N1 clade 2.3.4.4b

This study reports the arrival of HPAI H5N1 clade 2.3.4.4b in sub-Antarctic Indian Ocean islands, causing mass mortality in seals and birds, and identifies independent introductions from South Georgia.