1. Department of Food Science, Box 7624, North Carolina State University, Raleigh, North Carolina 27695-7624; The Pillsbury Company, Häagen-Dazs, 5219 West 73rd Street, Edina, Minnesota 55431; INEXA C.A., Box 17-03-4581, Quito, Ecuador; Department of Medicinal Chemistry and Pharmacognosy, College of Pharmacy, University of Illinois at Chicago, Chicago, Illinois 60612-7231; and Department of Food Science and Technology, The Ohio State University, Columbus, Ohio 43210-1097