This study was funded by the National Natural Science Foundation of China (Nos. 31000432, 30930092 and 81272046) and National Technology Research and Development Program of China (No. 2012AA020502, 2012CB518106).Acknowledgments: We thank HUANG Jing-xiang, T1AN Yue, and SUI Xiang for kind assistance in cell culture and histology.
Background Cartilage repair is a challenging research area because of the limited healing capacity of adult articular cartilage.We had previously developed a natural,human cartilage extracellular matrix (ECM)-derive...