Sci. rep. Sci. rep. Characterization of goat prions demonstrates geographical variation of scrapie strains in Europe and reveals the composite nature of prion strains Nonno R Marin-Moreno A Espinosa JC Fast C Van Keulen L Spiropoulos J Lantier I Andreoletti O Pirisinu L Di Bari MA Aguilar-Calvo P Sklaviadis T Papasavva-Stylianou P Acutis PL Acin C Universidad de Zaragoza Bossers A Jacobs JG Vaccari G D''Agostino C Chiappini B Lantier F Groschup MH Agrimi U Torres JM Langeveld JPM 2020 research-article