1. Department of Drug Sciences, University of Catania, V.le A. Doria 6, 95125 Catania, Italy
2. Department of Biomedical and Biotechnological Sciences, Section of Physiology, University of Catania, Via S. Sofia, 89, 95123 Catania, Italy
3. Department of Biological, Chemical and Pharmaceutical Sciences and Technologies (STEBICEF), University of Palermo, V.le delle Scienze, Parco d’Orleans II, 90128 Palermo, Italy
4. Department of Pharmacy, University of Naples Federico II, Via D. Montesano, 49, 80131 Naples, Italy