1. Institute of Polymers, Composite and Biomaterials; National Research Council of Italy, Mostra d'Oltremare Pad. 20, V.le Kennedy 54; 80125 Naples Italy
2. Department of Chemical, Materials and Industrial Production Engineering; University of Naples Federico II, P.leTecchio 80; 80125 Naples Italy
3. Tissue Bioengineering Laboratory, DEPeI, School of Dentistry, Universidad Nacional Autonoma de Mexico (UNAM), Circuito Exterior s/n C.P. 04510 Coyoacán; Mexico DF Mexico