1. Harlan E Moore Heart Research Foundation, Champaign, IL 61820
2. Division of Nutritional Sciences, University of Illinois, Urbana, IL 61801, USA
3. Current address: Department of Food and Nutrition, Sunchoen National University, Sunchoen, Korea
4. Biomedical Imaging Center of the Beckman Institute for Advanced Science and Technology
5. Department of Pathobiology, University of Illinois, Urbana, IL 61801
6. Department of Nutrition Sciences, University of Alabama at Birmingham, Birmingham, AL 35293, USA