Influenza A virus induces PI4P production at the endoplasmic reticulum in an ATG16L1-dependent manner to promote the egress of viral ribonucleoproteins. - Alemany, Carla; Da Graça, Juliane; Giai Gianetto, Quentin; Dupont, Maud; Paisant, Sylvain; Douché, Thibaut; Isel, Catherine; Delevoye, Cédric; Danglot, Lydia; Matondo, Mariette; Morel, Etienne; Brault, Jean-Baptiste; et al. (PLoS Biology, 2025)