GATA3 expression in malignant cutaneous epithelial neoplasms. Positive staining for GATA3 is demonstrated in these examples of basal cell carcinoma (×200), apocrine carcinoma (×200), and mucinous carcinoma (×200), whereas the adenoid cystic carcinoma (×200) is negative for GATA3. GATA3 Expression in Normal Skin and in Benign and Malignant Epidermal and Cutaneous Adnexal Neoplasms. Mertens RB, de Peralta-Venturina MN, Balzer BL, Frishberg DP - The American Journal of dermatopathology (2015). Not Altered. CC.