Metformin did not alter either suppression of glucose production ( 5.8 + / - 1.0 vs. 5.0 + / - 0.8 micromol x kg ( -1 ) x min ( -1 ) ) or gluconeogenesis ( n = 9 ; 3.7 + / - 0.8 vs. 2.6 + / - 0.7 micromol x kg ( -1 ) x min ( -1 ) ) .
