GLP-1 did not change MGU during normoglycemia ( mean ( + / - SD ) 0.15 + / -0.04 and 0.16 + / -0.03 mol/g/min , P = 0.46 ) or during hypoglycemia ( 0.16 + / -0.03 and 0.13 + / -0.04 mol/g/min , P = 0.14 ) .