MTO1 and cholelithiasis: Specifically, the expression of the following genes was associated with a decreased risk of cholelithiasis: HEBP1 (OR = 0.92, 95% CI = 0.89–0.96) and MTO1 (OR = 0.94, 95% CI = 0.91–0.97), suggesting that these genes may be related to a reduced risk of cholelithiasis.