File Name : supplementary fig.1.tif Caption : supplementary figure 1. the determination of optimal parameters of quercetin in the celiac caco-2 cell model. File Name : supplementary fig.2.tif Caption : supplementary figure 2. the alteration of clinical symptoms in celiac mice by quercetin. File Name : supplementary fig.3.tif Caption : supplementary figure 3. the alteration of intestinal microflora diversity in the cecum contents of celiac mice by quercetin.