Fig. 6

Histological evaluation of the wound after treatment with GelAlg@rGO-pEV; (A) H&E staining of diabetic skin wound and organs (heart, liver, spleen, lung, and kidney) after injury and treatments. (B) Inflammatory response count in the wounded skin organs by the DCFH-DA assay. Quantification of the fluorescence intensity using ImageJ software. Data are represented as mean +/- SD, with n = 3 replicates, (ns > 0.05, *p < 0.05)