Figure 11. ROS scavenging and Pitx2 silencing improves pacemaker ion channel. (A, B) Immunofluorescence staining results for the indicated groups. Scale = 20 μm. * represents P<0.05; ** represents P<0.01; Control: control group; D-galactose: D-galactose administered group; Edaravone: D-galactose+Edaravone administered group; si-NC: si-NC transfection+D-galactose administered group; si-Pitx2: si-Pitx2 transfection+D-galactose administered group.