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A schematic illustration of a novel photo-crosslinked GelMA hydrogel and HSNGLPL-MA recruits endogenous TGF-β1 and enhances cartilage regeneration. A 3D reconstruction of micro-computed scans after cartilage repair with GelMA modified with TGF-β1 affine peptides in rabbits. Reproduced (adapted) with permission from Ref. [30]. 2021 © Smart Materials in Medicine.
