1. Departments of Radiation Oncology and Medicine, University of Maryland School of Medicine, Baltimore, Maryland, USA
2. U.S. Department of Agriculture, Agricultural Research Service, Beltsville Human Nutrition Research Center, Diet, Genomics, and Immunology Laboratory, Beltsville, Maryland, USA
3. Translational Research Center for Gastrointestinal Disorders (TARGID), University of Leuven, Leuven, Belgium
4. Department of Pediatrics, Uniformed Services University of the Health Sciences, Bethesda, Maryland, USA
5. Division of Parasitology, National Institute of Allergy and Infectious Diseases, National Institutes of Health, Bethesda, Maryland, USA