1. Laboratory
of Biocompatible Polymers, Department of Scienze e Tecnologie Biologiche
Chimiche e Farmaceutiche (STEBICEF), University of Palermo, Via Archirafi, 32, 90123 Palermo, Italy
2. Department
of Physics and Chemistry, University of Palermo, 90123 Palermo, Italy
3. Mediterranean
Center for Human Health Advanced Biotechnologies (CHAB), Aten Center, University of Palermo, 90129 Palermo, Italy