IGF2BP2 and type 2 diabetes mellitus: Candidate causal T2D SNPs nominated by MPRA include those previously studied using targeted, low throughput luciferase assays, such as rs7903146 (TCF7L2)6,66, rs1635852 (JAZF1)30, rs12189774 (VEGFA)67, rs2943656 (IRS1)7, and rs10428126 (IGF2BP2)7,68.