BARX2 and type 2 diabetes mellitus: Exploration of these variants in European Caucasian populations represented by the DIAGRAM Consortium [3] and MAGIC [16] revealed only nominal evidence of association with T2DM (rs7107217 P = 0.086, located intergenically between BARX2 and NFRKB; Table S4) and did not provide further insight into the probable role of these variants in disease susceptibility through examination of quantitative measures of glucose homeostasis (Table S6), respectively.