EPCAM and adenocarcinoma: Ber-EP4 is an adenocarcinoma marker for which the respective expression of Ber-EP4 was no staining, ± < 10%, 1+ and 2+ in 3/60 (5.0%), 2/60 (3.3%), 17/60 (28.3%) and 38/60 (63.3%) cases of adenocarcinoma.