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. 2016 May 26;15:89. doi: 10.1186/s12934-016-0485-8

Table 3.

Maximum titers and product carbon yields of key aromatic compounds and total aromatics obtained from batch bioreactor fermentations

Compound pABA PEA Totala
Titer (mM) 1.57 0.16 1.9/1.67 de novo
(mg/L) 215 19.5 270
Yield (%) 2.64 0b 2.8b

Yields are based on dilution/ evaporation corrected concentrations to account for actual substrate utilization

aTotal aromatics titer is comprised of pABA, PEA, pHBA and tryptophol

bCarbon yields of PEA and total aromatics were estimated to reflect only the de novo synthesized fraction