1. Cytex Therapeutics Inc., Durham, NC, USA.
2. Translational Research in Pain Program, Department of Clinical Sciences, College of Veterinary Medicine, North Carolina State University, Raleigh, NC, USA.
3. Department of Clinical Sciences, College of Veterinary Medicine, North Carolina State University, Raleigh, NC, USA.
4. Medical College of Wisconsin, Milwaukee, WI, USA.
5. Department of Statistics, North Carolina State University, Raleigh, NC, USA.
6. Division of Bone and Mineral Diseases, Washington University School of Medicine in St. Louis, St. Louis, MO, USA.
7. Shriners Hospitals for Children—St. Louis, St. Louis, MO, USA.
8. Department of Pathology and Immunology, Washington University in St. Louis, St. Louis, MO, USA.
9. Department of Veterinary Clinical Sciences, College of Veterinary Medicine, Purdue University, West Lafayette, IN, USA.
10. Department of Orthopaedic Surgery, Washington University in St. Louis, St. Louis, MO, USA.
11. Center of Regenerative Medicine, Washington University in St. Louis, St. Louis, MO, USA.
12. Comparative Pain Research and Education Center, College of Veterinary Medicine, North Carolina State University, Raleigh, NC, USA.
13. Thurston Arthritis Center, UNC School of Medicine, Chapel Hill, NC, USA.
14. Center for Translational Pain Research, Department of Anesthesiology, Duke University, Durham, NC, USA.