Curcumin improves regulatory T cells in gut-associated lymphoid tissue of colitis mice

Figure 1 Histological evaluation. A: Colonic weight; B: Colonic length; C: Weight index of the colon; D: Typical histological images stained with HE. D1, D2, D3 and D4, respectively, represent the normal, TNBS, TNBS + Cur and TNBS + Mes groups. Bar = 200 μm; E: Histological scores. Data are presented as mean ± SE (n = 10). ^aP < 0.05 and ^bP < 0.01 vs normal group; ^cP < 0.05 and ^dP < 0.01 vs TNBS group.