Fig. 2From: A canine case of malignant melanoma carrying a KIT c.1725_1733del mutation treated with toceranib: a case report and in vitro analysisHistopathology and immunohistochemical staining of the right maxillary gingival tumor. HE indicates hematoxylin and eosin staining. Tissue sections were immunohistochemically stained with melanocyte markers (Melan-A and PNL2) and KIT. Mouse IgG was the negative control for Melan-A and PNL2 staining; rabbit IgG was the negative control for KIT staining. Bar = 10 μmBack to article page