| Typicality: | 0.349 |
| Saliency: | 0.232 |
| immune system → use → checkpoint | 5 |
| immune system → use → other checkpoint proteins | 3 |
| immune system → have → checkpoint | 3 |
| negative | neutral | positive |
| 0.225 | 0.722 | 0.053 |
| Raw frequency | 11 |
| Normalized frequency | 0.232 |
| Modifier score | 0.500 |
| Perplexity | 475.443 |