TABLE 2.
Comparison of results of limiting nutrients during chemostats of E. coli ALS929a using a dilution rate of 0.15 h−1
| Growth-limiting nutrient | qg (g/g · h) | qA (g/g · h) | qPyr (g/g · h) | qO2 (mmol/g · h) | qCO2 (mmol/g · h) | YX/G (g/g) | YPyr/G (g/g) | YPyr/X (g/g) |
|---|---|---|---|---|---|---|---|---|
| Glucose | 0.36 | 0.28 | 0.085 | 10.97 | 6.27 | 0.43 | 0.24 | 0.56 |
| Nitrogen | 0.85 | 0.20 | 0.57 | 12.35 | 4.30 | 0.18 | 0.67 | 3.72 |
| Phosphorus | 0.77 | 0.36 | 0.20 | 13.05 | 8.06 | 0.20 | 0.26 | 1.32 |
| Acetate | 1.60 | 0.065 | 1.11 | 8.65 | 1.10 | 0.10 | 0.70 | 7.15 |
a
qg, specific glucose consumption rate; qA, specific acetate consumption rate; qPyr, specific pyruvate production rate; qO2, specific oxygen consumption rate; qCO2, specific carbon dioxide evolution rate; YX/G, mass yield coefficient of biomass/glucose; YPyr/G, mass yield coefficient of pyruvate/glucose; YPyr/X, mass yield coefficient of pyruvate/biomass.