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Schematic representations of OHA-CMC/CNP/EGF hydrogel for diabetic wound healing. (A) OHA-CMC hydrogel was fabricated via reversible Schiff base reaction between OHA and CMC and presented excellent intrinsic antibacterial and hemostatic properties. (B) OHA-CMC/CNP/EGF released drugs in a stepwise manner to solve the key issues in different phases of diabetic wound healing.
