Fig 4. Traces of AP, Ca2+ transient, JSR Ca2+ concentration and ion channel currents during long-short alternans at a PCL of 148 ms.
(A) AP. (B) [Ca2+]i. (C) JSR Ca2+ concentration ([Ca2+]JSR). (D) INa. (E) ICa. (F) Jrel. (G) Ito. (H) INCX. (I) Jup.
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