Research Article

Antioxidant Capacity and Proanthocyanidin Composition of the Bark of Metasequoia glyptostroboides

Figure 2

Antioxidant activity of the extracts and fractions from the bark of M. glyptostroboides. Values are mean ± standard deviation of three replicate analyses. Means with different letters (a–f) within the same column differed significantly ( ) and are arranged in the following antioxidant activity descending order: a > b> c > d > e > f.
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(a)
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(b)