1. Department of Biophysics, Medical College of Wisconsin, Milwaukee, Wisconsin 53226, Free Radical Research Center, Medical College of Wisconsin, Milwaukee, Wisconsin 53226, Chemical Research Center, Institute for Structural Chemistry, H-1525 Budapest, P.O. Box 17, Hungary, Department of Animal Biology, School of Veterinary Medicine, University of Pennsylvania, Philadelphia, Pennsylvania, and Laboratoire SREP, UMR 6517 CNRS et Universités d'Aix-Marseille 1, 2 et 3, Centre de Saint Jérôme, 13397 Marseille...