A fungal sRNA silences a host plant transcription factor to promote arbuscular mycorrhizal symbiosis. - Silvestri A; Ledford WC; Fiorilli V; Votta C; Scerna A; Tucconi J; Mocchetti A; Grasso G; Balestrini R; Jin H; Rubio-Somoza I; Lanfranco L (The New phytologist, 2025)