Fig. 1
From: Asymmetric adhesive SIS-based wound dressings for therapeutically targeting wound repair
Preparation on the SIS/PAA/LAP wound dressing. a Schematic illustration on fabricating the SIS/PAA/LAP patch, starting from the AA pre-polymerized solution containing LAP nanoparticles coated on the SIS patch, to photopolymerization and crosslinking to form PAA/LAP adhesive layer on the SIS substrate. b Gross appearance on the SIS/PAA/LAP patch. c Flexibility of the SIS/PAA/LAP patch. d Cross-sectioned SEM image on the SIS/PAA/LAP patch. e Elemental mappings on the SIS/PAA/LAP.