| from metabion | 15 | location |
| from applied biosystems | 11 | other |
| from integrated dna technologies | 10 | other |
| primer → be → purchased | 59 |
| primer → be → bought | 3 |
| negative | neutral | positive |
| 0.038 | 0.915 | 0.047 |
| Raw frequency | 62 |
| Normalized frequency | 0.619 |
| Modifier score | 0.994 |
| Perplexity | 263.510 |