Prolonged Action Potential and After depolarizations Are Not due to Changes in Potassium Currents in NOS3 Knockout Ventricular Myocytes
Figure 1
Prolonged APD90 in NOS3−/− myocytes after β-AR stimulation. (a) Representative AP traces from WT and NOS3−/− myocytes (control-CONT; isoproterenol-ISO). (b) Summary data (mean ± S.E.M.) of RMP in WT and NOS3−/− myocytes. (c) Summary data (mean ± S.E.M.) of β-AR stimulated increase of APD90 in WT and NOS3−/− myocytes. *, , 7 cells.