1. Key Laboratory of Organ Injury, Aging and Regenerative Medicine of Hunan Province, Changsha, Hunan, China, 410008
2. Xiangya Hospital-International Chinese Musculoskeletal Research Society Sports Medicine Research Center, Changsha, Hunan, China, 410008
3. Department of Orthopedics, Hospital of Wuhan Sports University, Wuhan, Hubei, China, 430079
4. Division of Orthopedic Research and Department of Orthopedic Surgery, Mayo Clinic, Rochester, Minnesota 55905, United States