1. Orthopaedic Research Center at the C. Wayne McIlwraith Translational Medicine Institute, Department of Clinical Sciences, College of Veterinary Medicine and Biomedical Sciences, Colorado State University, Fort Collins, CO
2. Shriners Hospital, Portland, OR
3. Oregon Health and Science University, Portland, OR
4. Department of Microbiology, Immunology and Pathology, College of Veterinary Medicine and Biomedical Sciences, Colorado State University, Fort Collins, CO