Fig. 3From: Malignant ameloblastoma (metastatic ameloblastoma) in the lung: 3 cases of misdiagnosis as primary lung tumor with a unique growth patternImmunohistochemical staining in MA. (a) and (b): The lining epithelial cells of the gadular structures are TTF-1+ and PE10+, indicating the residual alveolar epithelial cells (×100). (c) Stellate cells are CK10/13+ (×100). (d) The spindle cells are also p63+ (×100)Back to article page