INS and type 2 diabetes mellitus: All eight studies [42,43,44,45,47,48,49,50] investigating intravenous arginine infusion in T2DM individuals showed increased insulin (iAUC range, 4.09 to 21.66 μU/mL/min) and glucose concentrations (iAUC range, 5.00 to 29.75 mg/dL/min).