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Endothelium-dependent vasodilation induced by Hancornia speciosa in rat superior mesenteric artery

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Academic year: 2019

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Fig. 1. Concentration-response curve of HSE on phenylephrine-pre-contracted rat superior mesenteric artery rings (A) in the presence (+E) or absence (E) of a functional endothelium, (B) in the absence (control) or in the presence of L -NAME (100 mM), indom
Fig. 3. RP-HPLC chromatograms obtained (a) for the ethanol extract (HSE) of Hancornia speciosa leaves (b) and for a sample of rutin (retention time of 11.35 min), along with the respective UV spectra recorded on line by the DAD detector
Fig. 4. Concentration-dependent vasodilation induced by rutin in rat superior mesenteric artery in the presence (+E) or in the absence (E) of a functional endothelium

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