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ABTS•+ scavenging activity of polar extracts from day 3 potato wound periderm samples expressed as TEAC (μmol Trolox/g dried sample), color coded for Atlantic (red), Chipeta (green), Norkotah Russet (blue), and Yukon Gold (gold). Values are expressed as mean ± standard error of the mean (n = 6). The assay is described fully in the text.
