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Protective effects of the Nar on LPS-induced cell injury in HUVECs. a The chemical structure of naringin; b Effects of Nar on the cell cytotoxicity of HUVECs; c Effects of LPS on the cell cytotoxicity of HUVECs; d Effect of Nar against LPS-induced cell injury in HUVECs. I: Control; II: Model; III: Nar (0.2 μg/mL); IV: Nar (0.4 μg/mL); V: Nar (0.6 μg/mL). Values are presented as mean ± SD (n = 5). *p < 0.05 and **p < 0.01 compared with the model group
