highly significantp < 0.05
There were no significant differences in abundance of polysaccharide lyases and auxiliary activity enzymes between the stomach and small intestine, while differences in carbohydrate-binding modules, carbohydrate esterases, glycoside hydrolases, and glycosyltransferases were highly significant (pairwise Wilcoxon rank-sum test, p < 0.05; Figure 4C ).