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Figure 3: Effect of AG on electrophysiology in heart failure. (a) Representative ECG images from the sham, TAC, and TAC + AG groups. (b) The QT from the sham (), TAC (), and TAC + AG () groups. (c) The QTc from the sham (), TAC (), and TAC + AG () groups. (d) Representative AP traces from groups. (e) The APD90 from each group (). versus sham group, versus TAC group.