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Major components of green tea extract in this study. (a) HPLC chromatogram of catechins from green tea extracts. (b) Major components of green tea extract were determined as a percentage of the total catechins. Each value is expressed as mean ± SD of three replicates. GC, (+) -gallocatechin; EGC, (−) -epigallocatechin; C, (+) -catechin; EGCG, (−) -epigallocatechin gallate; EC, (−) -epicatechin; GCG, (−) -gallocatechin gallate; ECG, (−) -epicatechin gallate.
