Conflicts of Interest The authors declare no conflicts of interest. Data Availability Statement These data that support the findings of this study are available in the of this article. Supporting Information Filename Description jbmb70162-sup-0001-Supinfo.pdfPDF document, 1.2 MB Table S1: Formula of composite hydrogels. Table S2: Animals and implantation-site counts. Table S3: Adhesion score system. Table S4: Each sample's adhesion score. Table S5: Quantitative data of Sirius Red staining.