1. Department of Medicine and Medical Physiology; Texas A&M Health Science Center; College of Medicine; Temple TX
2. Research, Central Texas Veterans Health Care System; Temple TX
3. Scott & White Digestive Disease Research Center; Scott & White; Temple TX
4. Operational Funds; Baylor Scott & White; Temple TX
5. Humanitas Clinical and Research Center; Rozzano Milan Italy
6. Program for Autoimmune Liver Diseases; International Center for Digestive Health; Department of Medicine and Surgery; University of Milan-Bicocca; Milan Italy
7. Department of Anatomical, Histological, Forensic Medicine and Orthopedics Sciences; La Sapienza Rome Italy
8. Department of Medicine; Universita' Politecnica delle Marche; Ancona Italy
9. Department of Medico-Surgical Sciences and Biotechnologies; Polo Pontino Italy
10. Eleonora Lorillard Spencer Cenci Foundation; Rome Italy