Fig. 3From: Production of (R)-mandelic acid from styrene, L-phenylalanine, glycerol, or glucose via cascade biotransformationsTime course of producing (R)-MA from glycerol or glucose with E. coli NST74 (P2S2A) at 25 °C. a Fermentation from glycerol in a single aqueous phase system. b Fermentation from glucose in a single aqueous phase system. c Fermentation from glycerol in n-hexadecane-aqueous phase system (1:2; v/v). d Fermentation from glucose in n-hexadecane-aqueous phase system (1:2; v/v)Back to article page