Decline of natural nonselective cell-mediated cytotoxicity in patients with tumor progression.


Lymphocytes isolated from the blood of patients and healthy donors include a population of cells that destroy target cells in the direct cell-mediated cytotoxic assay with little indication of specificity. This natural reaction is the dominant feature of most cell-mediated cytotoxic tests and, although it appears to be mostly nonselective, it possesses some… (More)


5 Figures and Tables