1. Department of Pathology; University of Pittsburgh; Pittsburgh PA
2. Department of Surgery; School of Medicine; Keio University; Tokyo Japan
3. Division of Hepato-Biliary-Pancreatic and Transplant Surgery; Department of Surgery; Graduate School of Medicine; Kyoto University; Kyoto Japan
4. Organovo Holdings Inc.; San Diego CA
5. Thomas E. Starzl Transplantation Institute and McGowan Institute for Regenerative Medicine; University of Pittsburgh; Pittsburgh PA