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R. glutinis transformants containing different β-carotene biosynthesis genes.
| R. glutinis strains | transformed carotenoid biosynthesis genes | Fold of carotenoid increase | |
|---|---|---|---|
| Lycopene | β-carotene | ||
| Wild type | — | — | — |
| P4-10-9 | crtI | 2.3 | 7.4 |
| P4-10-9-63Y | crtI - crtYB | 1.5 | 8.4 |
| P4-10-9-63Y-14B | crtI - crtYB - tHMG1 - crtE | 2.7 | 15.7 |
