IFN indicates interferon; IL, interleukin; INDO, indomethacin; PGE2, prostaglandin E2. The power of indomethacin treatment to avoid suppressor activity by endothelial cells from lungs of tumor-bearing mice toward CD4+ T-cell expression of IL-2 was examined (Fig. cells from lungs of tumor-bearing mice clogged their capacity to create T-cell-inhibitory mediators. These Continue Reading