Fig. 2From: Biocompatible 5-Aminolevulinic Acid/Au Nanoparticle-Loaded Ethosomal Vesicles for In Vitro Transdermal Synergistic Photodynamic/Photothermal Therapy of Hypertrophic Scars a the retention amount of ALA and AuNPs. b The distribution of A/A-ES in HS tissue. c The distribution of ES and AuNPs in HS tissue. d AuNPs accumulating in HS tissueBack to article page