2 Immunohistochemically: - The low expression markers were: CK7 (9.2%), Her-2 / neu (10.9%), p53 (39.7%), MUC-2 (48.3%); - The high expression markers were: CK20 (62.7%), Ki-67 (68.4%), CDX-2 (70.7%), MUC-1 (79.9), CK19 (96.5%).