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DEX-UPy hydrogel for composite tissue regeneration. (A) Schematic diagram of DEX-UPy hydrogel synthesis, shear-thinning, and self-healing properties. (B) Schematic diagram of self-integration of composite hydrogel and regeneration of cartilage-bone tissue complex after subcutaneous transplantation in nude mice. Adapted with permission from Hou et al. (2015).
