A Near-Infrared-Triggered Photothermal/Nitric Oxide-Enhanced Photodynamic Nanoplatform Based on l -Arginine-Modified MPDA for Synergistic Diabetic Wound Healing

). In diabetic mouse models, AI-MPDA@BP eliminated infections, reversed inflammation, and promoted angiogenesis and collagen deposition, enabling scar-free complete wound healing within 14 days. This multifunctional nanoplatform offers an efficient, safe strategy for chronic wound treatment with broad clinical prospects.