1. Department of Applied Radioisotopes, National “F.J.C.” Research Institute for Radiobiology and Radiohygiene, “Fodor József” National Center of Health, Budapest, Hungary, FenChem Biotek LTD, Nanjing, China, Schiff Nutrition Group, Salt Lake City, Utah, and Life Sciences Division, American Institute for Biosocial and Medical Research, Inc., Puyallup, Washington