Engineering the Production of Major Catechins by Escherichia coli Carrying Metabolite Genes of Camellia sinensis

Figure 3

(a) HPLC chromatograms of standard catechins (EC: (−)-epicatechin; ECG: (−)-epicatechin gallate; EGC: epigallocatechin; EGCG: epigallocatechin gallate; CH: (+)-catechin Hydrate); (b) chromatogram of (−)-catechin gallate standard.

(a)

(b)