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(A) Bioactive interface constructed by BMSCs and BMP-2 loaded hydrogel filled the pTi in a cell culture plate; (B) Representative optical image and 3D micro-CT image of pTi; (C) Mixed hydrogel and gelation; SEM images of (D) pTi, (E) supramolecular hydrogel, and (F) pTi filled with hydrogel.
