| Strain | Luminescence (relative units) |
| non-luminescent |
|
| ssp71 | 276 |
| ssp91 | 397 |
| DAOM F21182 | 208 |
| luminescent |
|
| ssp51 | 13145771 |
| ssp61 | 137839120 |
| DAOM 2425553 | 156469480 |