Figure 4From: Production of gamma-aminobutyric acid by Lactobacillus brevis NCL912 using fed-batch fermentationEffect of initial sodium L-glutamate concentration on the growth (A) and GABA production (B) of Lb. brevis NCL912; pH profile (C) of fermentation broths fermented by Lb. brevis NCL912 with different initial sodium L-glutamate concentrations.Back to article page