Sinus tachycardia at 150 beats/min is present. The downsloping PR segment and upsloping ST segment make a smooth scooped-out curvature and are typical of Ta wave. Just as with the ventricular ...
Adding retinoic acid from day 4 to day 7 induces stem-cell-derived cardiomyocytes to form tissue resembling atrial heart muscle. (Courtesy: Stem Cell Reports 10.1016 ...