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. Author manuscript; available in PMC: 2007 Nov 29.
Published in final edited form as: Heart Rhythm. 2007 Jul 14;4(11):1430–1436. doi: 10.1016/j.hrthm.2007.07.002

Figure 4.

Figure 4

Intramural APD distribution. Panel A, APD80 measured in sub-epicardial (Sub-Epi), mid-myocardial (Mid) and sub-endocardial (Sub-Endo) muscle layers at pacing CL of 0.5, 1 and 4 s in control conditions. The data were obtained from 5 hearts perfused with either Tyrode solution or blood. Panels B and C, APD80 in different tissue layers in the presence of 125 μM of d-sotalol (B) and 2 μM of dofetilide (C).