Fig. 4

Overlapping relationship of the pleiotropic genes among PD, IBD, CD, UC. Of the pleiotropic genes gained from PLACO and FUMA analysis, 109 genes were shared among PD, IBD, CD and UC; 50 genes were shared among PD, IBD and UC; 64 genes were shared among PD, IBD and CD; 6 genes were shared among PD, CD and UC. PD, Parkinson’s disease; IBD, inflammatory bowel disease; CD, Crohn’s disease; UC, ulcerative colitis; OR, odds ratio; CI, confidence interval