Figure 3.

Carcinoma in benign mixed tumour.A. In situ carcinomatous area in a carcinoma in benign mixed tumour. HE, 60×. B. Evidence of an intact basement membrane. PAS, 60×. C. Integrity of the myoepithelium layer demonstrated by p63 and α-SMA double staining. 60×. D. Microinvasion area in carcinoma in benign mixed tumour (arrow). HE, 60×. E. Discontinuous basement membrane (arrow). PAS, 60×. F. Absence of p63 and α-SMA expression (arrow), 60×.

Damasceno et al. BMC Veterinary Research 2012 8:195   doi:10.1186/1746-6148-8-195
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