Molecular characterization of thermo-adapted Novirhabdovirus variants and virulence in vivo in rainbow trout and zebrafish at different temperatures.
Calvin Fauvet, Elise Gourhannic, Manon Mehraz, Julie Bernard, Annie Lamoureux, Melissa Aurousseau, Emilie Mérour, Maxence Frétaud, Lénaïg Louboutin, Yannick Blanchard, Thierry Morin, Dimitri Rigaudeau, Christelle Langevin, Jean K. Millet, Stéphane Biacchesi
This study thermo-adapts an IHNV virus to 25°C and shows it remains virulent in zebrafish at 20°C and 25°C, with altered immune response and transmission routes.
bioRxiv · Oct 30, 2026 · PreprintMicrobiology