1. Section of Neuroscience and Cell Biology; Department of Experimental and Clinical Medicine; School of Medicine; Università Politecnica delle Marche; Ancona Italy
2. Division of Neurology; Madonna del Soccorso Hospital; San Benedetto del Tronto Italy
3. Division of Pathology; Department of Clinical and Molecular Sciences; School of Medicine; Università Politecnica delle Marche; Ancona Italy
4. Section of Pathological Anatomy; Department of Biomedical Sciences and Public Health; School of Medicine; Università Politecnica delle Marche; United Hospitals; Ancona Italy
5. Electron Microscopy Unit; United Hospitals; Ancona Italy