Both entities strongly expressed p63 and smooth muscle actin; in adenoid cystic carcinoma, the basaloid myoepithelial-like tumor cells expressed these markers, but the ductular epithelial cells ...

Thus, if these lesions can truly serve as precursors to epithelial–myoepithelial carcinoma, then it is reasonable to find that some of them may show a similar ‘transformed’ DOG1 staining ...