| CCR8 | CC chemokine receptor 8 |
| CTLA-4 | cytotoxic T lymphocyte associated protein-4 |
| PD-1/PD-L1 | program death receptor-1/ program death receptor-1 ligand-1 |
| irAEs | immune-related adverse events |
| CBIs | checkpoint blockade inhibitors |
| Treg/aTreg | regulatory T cells/activated regulatory T cells |
| Tconv | conventional T cell |
| Teff | effector T cell |
| NK | natural killer cell |
| DC/iDC | dendritic cell/inhibitory dendritic cell |
| MDSC | myeloid derived suppressor cell |
| Mf | macrophage |
| CAF | cancer associated fibroblast |
| TAM | tumor associated macrophage |
| IFN-g | interferon gamma |
| TNF-a | tumor necrosis factor alpha |
| TGF-b | transforming growth factor beta |
| TRP | tryptophane |
| KYN | N-formyl-kynurenine |
| IDO | indoleamine 2,3-dioxygenase |
| EMT | epithelial mesenchymal transition |
| CSC | cancer stem cell |