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. 2021 Feb 27;13(3):773. doi: 10.3390/nu13030773

Figure 7.

Figure 7

Rosemary extract (RE) protected against loss of barrier integrity in DSS-induced colitis mice. FITC–dextran was administered and analyzed in mouse plasma according to Section 2.12 (n = 7 samples per group). (A) DSS administration significantly increased plasma levels of FITC, indicating severe loss of intestinal barrier integrity. RE at 100 mg/kg protected intestinal barrier disruption as shown by decreased plasma FITC compared to negative control. (B) Zonula occludens-1 (ZO-1) protein expression from mouse colon lysates was analyzed by Western blot. RE administration at both 10 and 100 mg/kg significantly increased ZO-1 protein expression. (C) Western blot images of ZO-1 protein expression in mouse colon lysates representative of each group from the DSS colitis experiment. One-way ANOVA followed by Tukey’s HSD was used to determine significance. * p < 0.05.