1. Department of Soil, Water & Climate and BioTechnology Institute; University of Minnesota, 1991 Upper Buford Circle; 439 BorH St. Paul MN 55108
2. Department of Veterinary Microbiology & Pathology; Washington State University; Pullman WA 99164-7040
3. U.S. Environmental Protection Agency, ORD/NRMRL/WSWRD/MCCB; 26 West Martin Luther King Dr., MS 387 Cincinnati OH 45268