| DAPI | 4′,6-diamidino-2-phenylindole |
| DDP | cis-dichlorodiamineplatinum (II), cisplatin |
| DSB | double-strand DNA break |
| Bax | Bcl-2 associated X protein |
| IDO1 | indoleamine 2,3-dioxygenase 1 |
| IFN-γ | interferon-γ |
| IHC | immunohistochemistry |
| Kyn | l-kynurenine |
| PFI | platinum-free interval |
| PFS | progression-free survival |
| PUMA | p53 upregulated modulator of apoptosis |
| ROS | reactive oxygen species |
| Trp | tryptophan |