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Figure 1 | BMC Complementary and Alternative Medicine

Figure 1

From: Equisetum arvense (common horsetail) modulates the function of inflammatory immunocompetent cells

Figure 1

Secondary plant metabolites identified in the Equisetum arvense extract. The herbal preparation was analysed by LC-MS and the tentatively identified compounds are labelled in the given HPLC chromatogram showing the DAD response at 340 ± 2 nm: monocaffeoyl-tartaric acid isomer (1 and 2), monoferuloyl-tartaric acid isomer (3 and 7), kaempferol-3-O-sophoroside-7-O-glucoside (4), quercetin-3,7-di-O-glucoside (5), caffeoyl-malic acid (6), kaempferol-3,7-di-O-glucoside (8), kaempferol-3-O-rutinoside-7-O-glucoside (9), quercetin-3-O-sophoroside (10), 4-coumaric acid (11), kaempferol-3-O-sophoroside (12), caffeic acid methyl ester (13), protogenkwanin-4’-O-glucoside (14), quercetin-3-O-glucoside (15), apigenin-O-glucoside (16), kaempferol-3-O-glucoside (17), dicaffeoyl-tartaric acid (18), and genkwanin-O-glucoside (19). The corresponding MS-data are provided in Additional file 1: Table S1.

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