Expression of TLR4 (A) and Ob-R (B) in the colon mucosa of mice from control and HFD groups (receiving standard chow or HFD, respectively) or colitis and colitis + HFD groups (receiving the respective diets and treated with 2 cycles of DSS [3%] to induce ulcerative colitis). Bars indicate the means, and vertical lines the indicate standard errors. n = 5 per group. Statistical tests: One-way ANOVA + Newman-Keuls post-test. Different letters indicate p < 0.05.