1. Dell Pediatric Research Institute, Depts of Pediatrics, of Chemistry, and of Nutrition, University of Texas at Austin, 1400 Barbara Jordan Blvd, Austin, Texas 78723, United States
2. Department of Food Science, Cornell University, Ithaca, New York 14850, United States
3. College of Veterinary Medicine, Hunan Agricultural University, Changsha, Hunan Province 410128, People’s Republic of China
4. Division of Nutritional Sciences, Cornell University, Ithaca, New York 14850, United States