• 1 August 1973
    • journal article
    • Vol. 1, 142-52
Abstract
A microcytotoxicity assay was used to detect cell mediated immunity against colon and rectum carcinoma cells in vitro. Lymphocytes from 62% of colon carcinoma patients were cytotoxic for the cells, but no cross reactions between colon carcinomata and tumours of other types were observed.