Table 3.
Monomer composition, biomass, and PHA titers displayed by Pseudomonas sp. MPC6 in shaking flask experiments after 96 h cultivation.
| C source (g/L) | CDM (g/L)a | PHA (%)b | PHA (g/L)a | Monomer composition (%)c | |||||
|---|---|---|---|---|---|---|---|---|---|
| C4 | C6 | C8 | C10 | C12 | C12:1 | ||||
| Glucose (30) | 5.45 ± 0.2 | 31.5 | 1.72 ± 0.1 | 81.6 | 0.1 | 6.0 | 12.3 | N.D | N.D |
| Xylose (30) | 4.62 ± 0.1 | 3.8 | 0.15 ± 0.0 | N.D | 11 | 16.6 | 66.1 | 6.3 | N.D |
| Arabinose (30) | 1.42 ± 0.1 | 8.9 | 0.13 ± 0.1 | N.D | 6.1 | 23.9 | 45.9 | 24.2 | N.D |
| Ethylene glycol (30) | 1.37 ± 0.0 | 15.5 | 0.21 ± 0.0 | N.D | 19.5 | 40.3 | 40.2 | N.D | N.D |
| Decanoate (4) | 2.61 ± 0.0 | 36.8 | 0.65 ± 0.1 | 1.3 | 3.3 | 55.3 | 40.1 | N.D | N.D |
| Succinate (30) | 1.74 ± 0.0 | 22.4 | 0.39 ± 0.1 | 2.1 | 2.5 | 32.8 | 54.6 | 6.2 | 1.7 |
| Citrate (30) | 1.75 ± 0.1 | 18.9 | 0.33 ± 0.0 | 3.2 | 2.6 | 21.4 | 62.8 | 5.4 | 4.6 |
aValues represent means and (±) SD from at least three independent experiments. bPHA content relative to cell dry mass (CDM). cC4: 3-hydroxybutyrate, C6: 3-hydroxyhexanoate, C8: 3-hydroxyoctanoate, C10: 3-hydroxydecanoate, C12: 3-hydroxydodecanoate, C12:1: 3-hydroxy-5-cis-dodecanoate. N.D, not detected.