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Table 1 Lactate production and final Na + concentration in fed-batch fermentation

From: Effect of overexpressing nhaA and nhaR on sodium tolerance and lactate production in Escherichia coli

Strain

Lactate

Succinate

Final [Na+]

 

(g/L)

(g/L)

(mol/L)

ALS1317

54.5 (1.8)

4.9 (1.3)

0.87 (0.00)

ALS1317/pBR322

56.0 (2.5)

6.0 (0.3)

0.99 (0.02)

ALS1317/pBR322-nhaA

57.6 (0.1)

6.3 (0.3)

0.98 (0.01)

ALS1317/pBR322-nhaR

55.7 (2.3)

3.4 (0.3)

0.82 (0.01)

ALS1317/pBR322-nhaAR

71.2 (0.8)

9.7 (3.7)

1.09 (0.05)

  1. Values indicate mean of replicate fermentations (standard deviations).