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Figure 3 | Botanical Studies

Figure 3

From: Chemical characterization and antioxidative activity of four 3-hydroxyl-3-methylglutaroyl (HMG)-substituted flavonoid glycosides from Graptopetalum paraguayense E. Walther

Figure 3

Scavenging effects of the compounds 17 isolated from G. paraguayens on (A) DPPH, (B) ABTS radical, (C) reducing power, and (D) Fe2+/ascorbate-induced lipid peroxidation. Each value represents mean ± SD (n = 3). 1, quercetin 3-O-(6´´-HMG) -β-d-glucopyranoside; 2, kaempferol 3-O-(6´´-HMG) -β-d-glucopyranoside; 3,quercetin 3-O-(2´´-acetyl),(6´´-HMG) -β-d-glucopyranoside; 4, kaempferol 3-O-(2´´-acetyl),(6´´-HMG)-β-d-gluco-pyranoside; 5, quercetin 3-O-β-glucoside; 6, kaempferol 3-O-β-glucoside; 7, kaempferol.

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