1. Professor Emeritus of Biochemistry and Consultant in Nutrition, Division of Endocrinology, Department of Internal Medicine, St. Louis University School of Medicine, St. Louis, Missouri 63104.
2. Professor, Nutrition Science and Biochemistry, Department of Biochemistry, University of Wisconsin-Madison, Madison, Wisconsin 53706.
3. Professor, Department of Biochemistry, University of Minnesota, St. Paul, Minnesota 55108.