Fig. 3.

Oral administration of L. plantarum PS128 increased the amount of colonic mucus in mice. a Representative images of Alcian blue stained areas of distal colonic sections (some are indicated by black arrows). Bars, 50 μm. b Quantification using the ImageJ software for each group (n = 6 per group). Data were expressed as mean ± SEM and analyzed by one-way ANOVA with Tukey’s post hoc test, and different superscript letters (a, b, c) differed significantly at P < 0.05