1. University of Kentucky Superfund Research Center
2. Department of Animal and Food Sciences, College of Agriculture, Food and Environment
3. Department of Toxicology and Cancer Biology, College of Medicine
4. Graduate Center for Nutritional Sciences, College of Medicine
5. Division of Cardiovascular Medicine, College of Medicine, University of Kentucky, Lexington, Kentucky 40536;
6. Lexington Veterans Affairs Medical Center, Lexington, Kentucky