Click on image to view larger version.
Figure 3 Representative traces of [Ca2+]i transients in isolated cardiomyocytes from four groups, evoked by electrical stimulation under perfusion conditions of 37°C. [Ca2+]0 was 1.8 mmol/l and pacing rate was 1.0 Hz. The electrical stimulation (stim) was applied at the arrow. (A) Cont. (B) Cont+UL. (C) DOX. (D) DOX+UL. Abbreviations as in Figure 1.