SLC47A1 and type 2 diabetes mellitus: Both SLC47A1 rs2289669 genotype (F(2,128) = 3.466; P = 0.034) and statin use (F(1,128) = 6.237; P = 0.014) remained significantly associated with cholesterol levels in T2D patients, treated with metformin, but the interaction was not significant (F(2,128) = 0.943; P = 0.392).