1. *Division of Gastroenterology, Hepatology, and Nutrition, Department of Medicine, Vanderbilt University Medical Center, Nashville, TN;
2. †Department of Pathology, Microbiology, and Immunology, Vanderbilt University School of Medicine, Nashville, TN;
3. ‡Center for Mucosal Inflammation and Cancer, Vanderbilt University Medical Center, Nashville, TN;
4. §Program in Cancer Biology, Vanderbilt University School of Medicine, Nashville, TN;
5. ¶Department of Pharmacology, Vanderbilt University School of Medicine, Nashville, TN;
6. ‖Department of Biochemistry, Mass Spectrometry Research Center, Vanderbilt University School of Medicine, Nashville, TN; and
7. #Veterans Affairs Tennessee Valley Healthcare System, Nashville, TN