Designing Self-Healing Hydrogels with Antibacterial Property Based on Host–Guest Interactions between Aminoazobenzene-Modified Gelatin and Polycyclodextrin for Prolonging the Shelf Life of Tyrosinase Enzyme

, maintained cell viability above 80%, and showed hemolytic activity below 5%. These results highlight the potential applicability of this self-healing hydrogel in biomedical and industrial settings that require stable enzymatic performance.