1. Department of Virology and Molecular Biology, St. Jude Children’s Research Hospital, Memphis, Tennessee 381051;
2. Department of Microbiology, Jiangxi Medical College, Nanchang, Jiangxi, People’s Republic of China2
3. National Veterinary Services Laboratories, United States Department of Agriculture, Ames, Iowa 500103;
4. Rollins Animal Disease Diagnostic Laboratory, North Carolina Department of Agriculture and Consumer Services, Raleigh, North Carolina 276054;
5. Department of Veterinary Diagnostic Medicine, University of Minnesota, St. Paul, Minnesota 551085;
6. Veterinary Diagnostic Laboratory, Iowa State University, Ames, Iowa 500116; and