| during the early stages of infection | 3 | temporal |
| highly | 2 | degree |
| frequently | 2 | temporal |
| antigen → be → expressed | 8 |
| antigen → be → produced | 4 |
| negative | neutral | positive |
| 0.129 | 0.721 | 0.150 |
| Raw frequency | 12 |
| Normalized frequency | 0.463 |
| Modifier score | 0.850 |
| Perplexity | 246.097 |