File Name : fig.s1..jpg Caption : the effects of different concentrations of allantoin on mice. File Name : fig.s2..jpg Caption : the effects of allantoin on the expression of inflammatory mediators and oxidative stress-related factors in mptp-injected mice. File Name : fig.s3..jpg Caption : the effects of allantoin on bv-2 cell viability and lipopolysaccharide (lps)-induced inflammatory factors in bv-2 cells. File Name : fig.s4..jpg Caption : the effects of allantoin on indicators of oxidative stress. File Name : fig.s5..jpg Caption : the effect of fmt on glial cell activation in the colon and sn of mptp-injected mice.