Fig. 4From: Extracellular expression of glutamate decarboxylase B in Escherichia coli to improve gamma-aminobutyric acid productionTemperature and stability of the GadB of BL21(DE3)/pET20b-torA-gadB in the broth. a Effect of temperature on GadB activity. b Stability of GadB in TB broth with 7.5 g/L glycine and 5.0 g/L NaCl. The error bars indicate the standard deviations from three parallel experimentsBack to article page