1. Department of Neurological and Visual Sciences, University of Verona, Piazzale L. A. Scuro, 10, 37134 Verona, Italy
2. CEA Istituto Zooprofilattico del Piemonte, Liguria e Valle d’Aosta, Via Bologna 148, 10154 Torino, Italy
3. Laboratorio di Biologia delle Malattie Neurodegenerative, Istituto di Ricerche Farmacologiche Mario Negri, Via Eritrea 62, 20157 Milano, Italy
4. Institute of Pathology, Case Western Reserve University School of Medicine, Cleveland, OH 44106-1712, USA