| abstract |
[PROBLEMS] To provide an improved method for promoting healing using a collagen material. SOLUTION: A sheet-shaped collagen substrate material carrying a nucleic acid sequence which induces cell growth promotion. Nucleic acid sequence is isolated DNA, especially gene therapy that promotes cartilage growth and bone growth, spinal injury such as spinal disc injury, dental injury, maxillofacial bone, other orthopedic injuries, joint joints This is a method for repairing bone including cartilage tissue, surface cartilage at a knee joint, and the like. |