Figure 1.
Histopathological aspects of benign and malignant mixed tumours of human salivary and canine mammary glands by haematoxylin and eosin (HE) stain; original magnification, 10×. (A) Pleomorphic adenoma in human salivary gland; (B) Mixed tumour in canine mammary gland; (C) Carcinoma ex-pleomorphic adenoma in human salivary gland; (D) Metaplastic carcinoma in canine mammary gland.