1. Department of Microbiology and Immunology, Midwestern University, Glendale, AZ, USA
2. College of Veterinary Medicine, Kansas State University (KSU), Manhattan, KS, USA
3. Prion Research Center, Department of Microbiology, Immunology, and Pathology, College of Veterinary Medicine and Biomedical Sciences, Colorado State University, Fort Collins, CO, USA
4. Department of Medicine, Imperial College London, Hammersmith Campus, London, UK
5. TSE/Prion Biochemistry Section, Laboratory of Persistent Viral Diseases, Rocky Mountain Laboratories, National Institute of Allergy and Infectious Disease, Hamilton, MT, USA
6. Department of Medical Microbiology and Immunology, Creighton University, Omaha, NE, USA
7. Department of Ecosystem and Public Health, Calgary Prion Research Unit, Faculty of Veterinary Medicine, University of Calgary, Calgary, Alberta, Canada