Repair of focal articular cartilage lesions is usually performed by employing cell-based therapeutic strategies such as autologous chondrocyte implantation (ACI). The aim of this study was to determine whether periosteum exerts pro-chondrogenic effects on the transplanted cells beyond its biomechanical role in ACI.
Department of Orthopaedic Surgery, University of Regensburg, ZMB/BioPark, Josef-Engert-Str. 9, 93053 Regensburg, Germany. susanne.graessel@klinik.uni-regensburg.de