Sericin “hairpin structure”-based multifunctional anthocyanin nanoencapsulation for remodeling ROS-dependent cutaneous wound healing

•Harnessed the bioactive silk sericin to encapsulate anthocyanins.•Enhanced stability and multifunctional bioactivity of anthocyanins.•A hairpin structure between phenylalanine, tyrosine and anthocyanins.•Silk sericin and anthocyanins formulation evinced ROS-triggered wound healing.