ST14 and clear cell adenocarcinoma: When expression was evaluated in relation to histological subtype, clear cell adenocarcinomas (14 of 14, 100%) expressed TADG-15 more frequently than serous (17 of 39, 43.6%), mucinous (10 of 19, 52.6%), or endometrioid adenocarcinomas (nine of 17, 52.9%).