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Photomicrographs in 40× lens of the histopathological section of wound tissue. (A) Group 1 (untreated group) animal wound tissue. (B) Group 2 (vehicle control) animal wound tissue. (C) Group 3 treated with 5% w/w povidone iodine ointment USP (Cipladine®). (D) Group 4 propolis hydrogel-treated animal wound tissue. Arrow shown indicates improved re-epithelialization.
