1. Sbarro Institute for Cancer Research and Molecular Medicine; Center for Biotechnology; College of Science and Technology; Temple University; Philadelphia, PA USA
2. Human Health Foundation; Terni and Spoleto, Perugia, Italy
3. Department of Human Pathology and Oncology; University of Siena; Siena, Italy
4. INT-CROM; Pascale Foundation; National Cancer Institute - Cancer Research Center; Mercogliano, Italy
5. National Cancer Institute Regina Elena; Rome, Italy
6. Division of Experimental and Clinical Pharmacology; Department of Molecular Biology and Translational Research; National Cancer Institute and Center for Molecular Biomedicine; Aviano, Pordenone, Italy