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Fig. 4 | BMC Complementary and Alternative Medicine

Fig. 4

From: Phenolics from Garcinia mangostana alleviate exaggerated vasoconstriction in metabolic syndrome through direct vasodilatation and nitric oxide generation

Fig. 4

Representative charts for the effect of cumulative addition of Fr. III (1–10 μg/mL) in absence (a) or presence of Nω-Nitro-L-arginine methyl ester hydrochloride (L-NAME, 100 μM, b) or, methylene blue (MB, 5 μM, c) on phenylephrine (PE 10 μM) pre-contracted aortae isolated from normal Wistar rats. L-NAME, MB or the vehicle were added 30 min before investigating the vasodilator effect

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