A single amino acid residue in bank vole prion protein drives permissiveness to Nor98/atypical scrapie and the emergence of multiple strain variants. - Pirisinu, Laura; Di Bari, Michele Angelo; D'Agostino, Claudia; Vanni, Ilaria; Riccardi, Geraldina; Marcon, Stefano; Vaccari, Gabriele; Chiappini, Barbara; Benestad, Sylvie L.; Agrimi, Umberto; Nonno, Romolo (PLoS Pathogens, 2022)