SGK1 and type 2 diabetes mellitus: The contents of SGK1 and phosphorylated Thr256 or Ser422 were equal in the omental fat of NGT and T2DM subjects (p = 0.985 for pSGK1-T256; p = 0.626 for pSGK1-S422; p = 0.621 for tSGK1; Figures 1A–D).