| in an organism | 7 | other |
| extremely | 3 | degree |
| including blood stem cells | 3 | other |
| stem cell → be → rare | 12 |
| stem cell → be → rare cells | 4 |
| negative | neutral | positive |
| 0.285 | 0.543 | 0.171 |
| Raw frequency | 16 |
| Normalized frequency | 0.338 |
| Modifier score | 0.500 |
| Perplexity | 73.877 |