Nrf2/HO-1–dependent inhibition of ferroptosis underlies the antioxidant effects of 5-O-methylvisammioside in colitis
BackgroundFerroptosis contributes to epithelial injury and chronic inflammation in ulcerative colitis, yet pharmacologic strategies that durably attenuate ferroptosis and restore barrier function remain limited. 5-O-Methylvisammioside (MeV) is a natura…