| to millions of cells | 7 | other |
| in specialized laboratories for expansion | 5 | location |
| in a way | 5 | manner |
| stem cell → be → cultured | 48 |
| stem cell → be grown in → culture | 14 |
| stem cell → be grown in → tissue culture | 5 |
| stem cell → be grown in → a culture dish | 3 |
| negative | neutral | positive |
| 0.096 | 0.702 | 0.201 |
| Raw frequency | 70 |
| Normalized frequency | 0.636 |
| Modifier score | 0.850 |
| Perplexity | 129.360 |