Table 1.
Comparison of the phospholipid fatty acid composition after agr deletion in the LAC and MW2 strains.
| Fatty acids | USA 300 | USA 400 | |||
|---|---|---|---|---|---|
|
| |||||
| LAC | LACΔagr | MW2 | MW2Δagr | ||
| 12-Methyl-tridecanoic acid (iso-C14:0) | 1.92 ± 0.92 | 2.69 ± 0.24 | 1.63 ± 0.1 | 3.43 ± 0.06 | |
| Pentadecanoic acid (C15:0) | 5.11 ± 0.55 | 1.41 ± 0.52 | 4.35 ± 0.08 | 7.7 ± 2.15 | |
| 12-Methyl-tetradecanoic acid (anteiso-C15:0) | 28 ± 0.6 | 12.52 ± 2.15 | 35.14 ± 1.72 | 22.81 ± 1.78 | |
| Hexadecanoic acid (C16:0) | 4 ± 0.02 | 3.75 ± 0.1 | 2.25 ± 0.09 | 2.17 ± 1.01 | |
| 14-Methyl-pentadecanoic acid (iso-C16:0) | 8.49 ± 0.03 | 11.97 ± 0.25 | 2.32 ± 0.43 | 6.74 ± 0.45 | |
| 15-Methyl-hexadecanoic acid (iso-C17:0) | 0.85 ± 0.28 | 1.89 ± 0.66 | 2.96 ± 0.73 | 3.33 ± 1.23 | |
| 14-Methyl-hexadecenoic acid (anteiso-C17:0) | 2.87 ± 0.8 | 6.50 ± 0.36 | 15.6 ± 0.86 | 7.1 ± 0.34 | |
| 16-Methyl-heptadecanoic acid (iso-C18:0) | 2.56 ± 0.14 | 2.44 ± 0.07 | - | - | |
| Octadecanoic acid (C18:0) | 13.94 ± 0.73 | 20.87 ± 1.54 | 12.4 ± 0.04 | 16.76 ± 1.08 | |
| 17-Methyl-octadecanoic acid (iso-C19:0) | 2.21 ± 0.01 | 1.41 ± 0.05 | - | - | |
| 16-Methyl-octadecanoic acid (anteiso-C19:0) | 7.2 ± 0.38 | 3.69 ± 0.1 | 5.99 ± 0.45 | 4.41 ± 2.29 | |
| Nonadecanoic acid (C19:0) | 4.22 ± 0.42 | 5.25 ± 0.14 | 1.75 ± 0.1 | 4.12 ± 0.1 | |
| Eicosanoic acid (C20:0) | 18.64 ± 1.0 | 25.61 ± 1.16 | 15.61 ± 0.73 | 21.32 ± 2.06 | |
| Total | 100 | ||||