1. Marion Bessin Liver Research Center, Division of Gastroenterology and Liver Disease, Departments of Medicine (CER, RB, JM, NP, SG, LER), Albert Einstein College of Medicine, Bronx, New York
2. Departments of Genetics (CER), Albert Einstein College of Medicine, Bronx, New York
3. Departments of Microbiology and Immunology (CER), Albert Einstein College of Medicine, Bronx, New York
4. Departments of Pathology (SG), Albert Einstein College of Medicine, Bronx, New York
5. Montefiore Medical Center, Bronx, New York (NP)