PROBLEM TO BE SOLVED: To provide a regenerative medicine system with a cartilaginous tissue as a target, by which high regeneration effect can be expected.SOLUTION: The composition for regenerating a cartilaginous tissue includes an SDF-1 inhibitor as an active constituent. Further, the composition for regenerating a cartilaginous tissue is obtained by combining one or more cells selected from the group consisting of mesenchymal stem cells, chondroblasts, chondrocytes and dental pulp stem cells.
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