1. Medical Scientist Training Program, Perelman School of Medicine University of Pennsylvania Philadelphia Pennsylvania USA
2. Department of Biomedical Sciences, School of Veterinary Medicine University of Pennsylvania Philadelphia Pennsylvania USA
3. Perelman School of Medicine University of Pennsylvania Philadelphia Pennsylvania USA
4. Division of Gastroenterology, Hepatology, and Nutrition Children's Hospital of Philadelphia Philadelphia Pennsylvania USA
5. Fels Institute for Cancer Research & Molecular Biology Lewis Katz School of Medicine at Temple University Philadelphia Pennsylvania USA
6. Department of Biochemistry Albert Einstein College of Medicine Bronx New York USA
7. Department of Pathology & Laboratory Medicine Lewis Katz School of Medicine at Temple University Philadelphia Pennsylvania USA
8. Institute for Regenerative Medicine University of Pennsylvania Philadelphia Pennsylvania USA
9. Department of Cell & Developmental Biology, Perelman School of Medicine University of Pennsylvania Philadelphia Pennsylvania USA