1. Institute of Neurological Sciences, CNR, 95123 Catania, Italy.
2. Blanchette Rockefeller Neurosciences Institute, West Virginia University, Rockville, MD 20850, U.S.A.
3. Department of Chemistry, Center of Membrane Sciences, and Sanders–Brown Center on Aging, University of Kentucky, Lexington, KY 40506, U.S.A.
4. Section of Biochemistry and Molecular Biology, Department of Chemistry, Faculty of Medicine, University of Catania, 95125 Catania, Italy.
5. Department of Experimental and Applied Pharmacology, University of Pavia, 27100 Pavia, Italy.
6. Section of Biochemistry and Molecular Biology, Department of Chemistry, Faculty of Medicine,University of Catania, 95125 Catania, Italy.