A multifunctional silk-hyaluronic acid self-healing hydrogel laden with alternatively activated macrophage-derived exosomes reshape microenvironment of diabetic wound and accelerate healing
Fabrication of in situ layered hydrogel scaffold for the co-delivery of PGDF-BB/chlorhexidine to regulate proinflammatory cytokines, growth factors, and MMP-9 in a diabetic skin defect albino rat model