title: "Aberrant" MHC class II expression in epithelia.
mesh_terms: D003110:Colonic Neoplasms / Q000276:immunology; D004848:Epithelium / Q000276:immunology; D006684:HLA-DR Antigens / Q000032:analysis; D006801:Humans; D008285:Major Histocompatibility Complex; D012004:Rectal Neoplasms / Q000276:immunology; D012867:Skin / Q000276:immunology*
chemical_list: D006684:HLA-DR Antigens