Acute hyperglycemia regulates K+ currents in rat and rabbit ventricular myocytes. a, b Representative Ito traces and averaged data in normoglycemia and hyperglycemia conditions in rat (a) and rabbit (b) ventricular myocytes. c, d Enhanced Ito recovery from inactivation kinetics in hyperglycemia in both rat (c) and rabbit (d) cardiomyocytes. e, f Representative IK1 traces and averaged data in rat (e) and rabbit (f). Student’s paired t test; *p < 0.05, **p < 0.01, ***p < 0.001