Removing the by-products acetic acid and NH4+ from the l-tryptophan broth by vacuum thin film evaporation during l-tryptophan production
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DOI: 10.1016/j.ejbt.2018.04.003
Abstract: Background: During L-tryptophan production by Escherichia coli, the by-products, acetic acid and NH4 +, accumulate in the fermentation broth, resulting in inhibited cell growth and activity and decreased L-tryptophan production. To improve the L-tryptophan yield… read more here.
Keywords: production; acid nh4; tryptophan; vacuum ... See more keywords