TABLE 2.
Measurement of the key vitality indicators as determined by glycogen and trehalose concentrationa
| Strain | Conc. (% [wt/wt]) |
Viability (%) | |
|---|---|---|---|
| Glycogen | Trehalose | ||
| w3470 | 15.3 ± 0.19 | 5.68 ± 0.18 | 96.4 ± 1.04 |
| CBS1513 | 33.7 ± 0.52 | 6.57 ± 0.12 | 98.8 ± 0.30 |
| RB-1141 | 12.8 ± 0.41 | 2.27 ± 0.02 | 78.4 ± 1.64 |
| RB-1186 | 35.0 ± 0.46 | 4.35 ± 0.04 | 87.5 ± 0.22 |
| RB-2215 | 12.6 ± 0.04 | 2.83 ± 0.08 | 91.7 ± 0.98 |
| RB-2251 | 23.3 ± 0.28 | 5.29 ± 0.14 | 97.3 ± 0.35 |
| RB-2403 | 28.1 ± 0.25 | 5.48 ± 0.03 | 98.9 ± 0.29 |
a
Concentration expressed as percent cell weight and cell viability, as measured by methylene blue staining. All samples were taken on the final day of fermentation.