Table 1 Summary of pBV and pDBV plasmid effects on cyanobacterial fatty acids
Host strain | Fatty acid parameter | Wild type (WT) | WT + pBV | WT + pDBV |
|---|---|---|---|---|
Part A. Total fatty acid contents (mg/g dry wt)a | ||||
Leptolyngbya sp. BL0902 | Total fatty acids (FAs) | 13.2 ± 7.6 | 40.9 ± 3.0 | 39.4 ± 1.8 |
Saturated FAs | 4.3 ± 2.9 | 17.6 ± 1.7 | 18.2 ± 0.3 | |
Monounsaturated FAs | 3.1 ± 1.9 | 6.8 ± 0.5 | 4.3 ± 0.4 | |
Polyunsaturated FAs | 5.8 ± 2.9 | 16.4 ± 0.8 | 16.9 ± 1.4 | |
Part B. 18C and 20C omega-3 fatty acid contents (mol% of total fatty acids) | ||||
Leptolyngbya sp. BL0902 | Total SDA | 0 | 0 | 26.6 ± 1.0% |
Total SDA + ALA + ETA | 23.8 ± 1.6% | 39.0 ± 1.8% | 40.1 ± 3.2% | |
Ratio omega-3/omega-6 | 1.2 | 57 | 69 | |
Synechococcus sp. PCC7002 | Total SDA | 0 | 17.3 ± 2.1% | |
Total SDA + ALA + ETA | 7.1 ± 2.0% | 40.3 ± 1.6% | ||
Ratio omega-3/omega-6 | 0.2 | 16 | ||