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(A) Schematic presentation of GelMA-SN-SDF-1α hydrogel fabrication; (B) In vitro study of release profile of SDF-1α from GelMA-SDF-1α and GelMA-SN- SDF-1α and (C) Micro-CT scanning results of the bone healing of calvaria defects rats treated with GelMA, GelMA-SN, GelMA-SDF-1α, and GelMA-SN-SDF-1α hydrogel for 6 weeks. Adopted with permission [120].
