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Effect of HSH (A); HMH (B); HSB (C); HMB (D); HSV (E); HMV (F); HHV (G); and collagen (H) on cell viability (MTT assay) in Caco-2/TC7 cells after 24 h of exposure at increasing concentrations from 0 to 1 mg/mL. Values are expressed as mean ± SEM (n = 3). Values in the same figure with different superscript letter are significantly different (p < 0.05). CRL: control.
