MUC1 and neoplasm: All patients had histologically proven locally recurrent or metastatic adenocarcinomas of the breast (n = 13, 62%), ovary (n = 7, 33%) or lung (n = 1, 5%) which is not amenable to curative resection and elevated MUC1 levels as determined by tumour immunohistochemistry or serum tumour marker at any time since diagnosis of cancer.