1. Department of Biochemistry and Molecular Biology and NeurobiologyZoological Station ‘A. Dohrn’ Napoli 80121 Italy
2. Department of Scienze della VitaSecond University of Naples Caserta 81100 Italy
3. Department of ChemistryBarry University Florida Miami Shores 33161 USA
4. Institute of Chemistry of Molecule of Biological InterestCNR Napoli Arco Felice 80072 Italy
5. Department of RadioimmunologyLaboratorio Igea Napoli Frattamaggiore 80027 Italy
6. Institute of NephrologyII University of NaplesSchool of Medicine Napoli 80131 Italy
7. Institute of Biochemistry of MacromoleculesSchool of MedicineII University of Naples Napoli 80138 Italy