ANGPTL4 and type 2 diabetes mellitus: Levels of circulating ANGPTL4 (Figure 1(a)) were significantly higher in patients with DN (241.56 ± 14.2 μg/ml) compared to those with T2D (176.88 ± 14.11 μg/ml, P = 0.026) and control (178.43 ± 2409 μg/ml, P = 0.033).