The Efficacy of Jing Wan Hong Ointment for Nerve Injury Diabetic Foot Ulcer and Its Mechanisms

Figure 3

Results of microscopic observation. (a–d): these were the photomicrographs of the skin of each group of nerve injury diabetic foot on day 28. (a) The DC group showed clear skin structure (arrow). (b) The DNIM group showed serious injury and forming ulcer (arrow) deep to the layer of hypodermis. (c) The JWH Group showed the healing ulcer with the regeneration of epidermis (arrow). (d) The rhEGF Group showed the healed ulcer with scarring under the epidermis (arrow) (HE 40x).

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