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Immunolocalization of β6 integrin, TGF-β1, and TGF-β3 in 0- to 60-day-old human gingival wounds. Representative histological images were taken from hematoxylin–eosin stainings of the non-wounded and wounded samples. EP, epithelium; CT, connective tissue; FC, fibrin clot; GT, granulation tissue; WCT, wound connective tissue. Bar = 200 μm.
