1. Nutrition and Health Sciences Program, Laney Graduate School, Emory University, Atlanta, Georgia, USA
2. Division of Endocrinology, Metabolism and Lipids, Department of Medicine, Emory University School of Medicine, Atlanta, Georgia, USA
3. Division of Pulmonary, Allergy, Critical Care and Sleep Medicine, Department of Medicine, Emory University School of Medicine, Atlanta, Georgia, USA
4. Lilly Research Laboratories, Eli Lilly and Company, Indianapolis, Indiana, USA
5. Department of Microbiology and Immunology, Emory University School of Medicine, Atlanta, Georgia, USA
6. Atlanta VA Medical Center, Decatur, Georgia, USA