pubmed-article:617926 | pubmed:abstractText | Antibody dependent and spontaneous lymphocyte mediated cytotoxicity was studied in healthy subjects and patients with systemic lupus erythematosus and metastatic tumours. The purified peripheral blood lymphocytes of healthy subjects exerted a similar cytotoxic activity on allogeneic K-562 and xenogeneic chicken erythrocyte targets in the antibody dependent and spontaneous lymphocyte mediated cytotoxicity tests. There was a stronger correlation between the cytotoxicity measured in the two allogeneic assays than between allogeneic and xenogeneic tests. Allogeneic systems using K-562 targets were more sensitive to changes in cytotoxic activity in systemic lupus erythematosus and metastatic tumours than was the xenogeneic chicken erythrocyte assay. | lld:pubmed |