File Name : figure s1.pdf Caption : fig s1. effect of ai-2 inhibitor on the growth of each strain. (a) b. longum, (b) e. faecalis, (c) b. ovatus, and (d) l. gasseri. File Name : figure s2.pdf Caption : fig s2. effect of ahls inhibitor on the growth of each strain. (a) b. longum, (b) e. faecalis, (c) b. ovatus, and (d) l. gasseri. File Name : figure s3.pdf Caption : fig s3. protein-protein interaction (ppi) network of degs.