1. Department of Experimental Medicine; University of Perugia; Perugia Italy
2. Division of Medical Andrology and Endocrinology of Reproduction; University of Perugia and Saint Mary Hospital; Terni Italy
3. Inter-University Institute of Myology (IIM)
4. Department of Pathology and Cell Biology; Morsani College of Medicine; University of South Florida; Tampa FL USA
5. Department of Internal Medicine and Pediatrics; Morsani College of Medicine; University of South Florida; Tampa FL USA
6. Centro Universitario per la Ricerca sulla Genomica Funzionale; Perugia Italy
7. Robarts Research Institute; University of Western Ontario; London ON Canada
8. Department of Medicine; University of Perugia; Perugia Italy