| 摘要 |
It is an object of the present invention to provide a structure comprised of a mixture of chitosan and collagen, which achieves both degradability and tissue adhesiveness. The present invention provides a structure comprised of a mixture of chitosan and collagen, wherein (i) the deacetylation degree of chitosan is 50% to 70%, (ii) the weight ratio of chitosan and collagen is 30/70 or more and less than 70/30.
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