1. Division of Nutritional Sciences, University of Illinois at Urbana-Champaign, Urbana, IL 61801, USA
2. Department of Food Science and Human Nutrition, University of Illinois at Urbana-Champaign, Urbana, IL 61801, USA
3. Department of Chemistry, University of Illinois at Urbana-Champaign, Urbana, IL 61801, USA
4. Oregon National Primate Research Center, Oregon Health & Science University, Beaverton, OR 97006, USA
5. Abbott Nutrition, Columbus, OH 43219, USA