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Fig. 5 | International Journal of Arrhythmia

Fig. 5

From: Nonlinear analysis of beat-to-beat variability of action potential time series data identifies dynamic re-entrant substrates in a hypokalaemic mouse model of acquired long QT syndrome

Fig. 5

Representative Poincaré plots of APDn+1 against APDn with SD along the line-of-identity (SD1) and SD perpendicular to the line-of-identity (SD2) before (A) or after the application of experimental hypokalaemia (B) and hypokalaemia with 0.1 mM heptanol (C) (n = 7 hearts)

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