Fig. 6

Histological evaluation of skin wound healing of diabetic untreated rats (negative controls, A) and treated with Dermazin cream (positive controls, B), eggshell membrane (ESM) powder (C), Ulva lactuca powder (D), ESM + Ulva lactuca mixture (E), and the epidermal thickness (in µm) of each group is shown as bar chart (*p < 0.001 as compared to negative controls, F). [H&E staining original magnification 200×, Keratinocytes (K), Epidermal layer (E), Dermis layer (D), Blood vessel (Bv), Collagen fibers (C), Hair follicles (Hf), Sebaceous gland (S), Edema (Ed), Infiltrating lymphocytes (IF), and Basement membrane (*)]