Fig. 1
From: Significance of EZH2 expression in canine mammary tumors
Representative mammary carcinoma tissues with H&E staining. a Carcinoma complex type with a malignant epithelial component and a benign myoepithelial component. b Carcinoma mixed type with a malignant epithelial component and a benign mesenchymal component (cartilage). c Carcinoma, tubular type. The tumor cells are predominantly arranged in a tubular pattern. d Comedocarcinoma. There are necrotic areas within the center of neoplastic cell aggregates