1. Department of Experimental Medicine Sapienza University of Rome Rome Italy
2. Laboratory of Experimental Medicine and Environmental Pathology Sapienza University Rieti Italy
3. Section of Cell Aging and DegenerationDepartment of Drug Research and EvaluationSection of Ultrastructural Infectious PathologyDepartment of Technology and Health Istituto Superiore di Sanità Rome Italy
4. Section of Ultrastructural Infectious PathologyDepartment of Technology and Health Istituto Superiore di Sanità Rome Italy
5. Department of Chemical Technology of Drugs University of Siena Siena Italy