IDO1 and neoplasm: A similar tendency was found for CD276 on M2-like MΦ, fibroblasts, endothelial, and malignant cells, CD73 on fibroblasts and endothelial cells, CD155 on M1-like and M2-like MΦ, fibroblasts, endothelial and tumor cells, IDO on M2-like MΦ, pDCs, plasma cells, endothelial cells, and lymphatics as well as VISTA on plasma and endothelial cells (Figure 7G).