From the *Department of Orthopaedic Surgery and Graduate Program in Tissue Engineering and Regenerative Medicine, Thomas Jefferson University, Philadelphia, PA; †Department of Orthopaedic Surgery, Chang-Gung Memorial Hospital, Chang Gung University, Taipei, Taiwan, Republic of China; ‡Department of Orthopaedics, Spine Surgery Division, University of Pittsburgh Medical Center, Pittsburgh, PA; and §Skeletal Biotechnology Laboratory, The Hebrew University of Jerusalem—Hadassah Medical and Gene Therapy Center, Jerusalem, Israel and the International Stem Cell Institute, Department of Surgery, Cedar Sinai Medical Center, Los Angeles, CA.
Acknowledgment date: February 13, 2007. Revision date: May 15, 2007. Acceptance date: May 16, 2007.
The manuscript submitted does not contain information about medical device(s)/drug(s).
Federal funds were received in support of this work. No benefits in any form have been or will be received from a commercial party related directly or indirectly to the subject of this manuscript.
This study was funded by NIH AR050087.
Address correspondence and reprint requests to Makarand V. Risbud, PhD, Department of Orthopaedic Surgery, 1015 Walnut Street, Suite 5, 01 Curtis Bldg., Thomas Jefferson University, Philadelphia, PA 19107; E-mail: [email protected]