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. Author manuscript; available in PMC: 2011 Feb 10.
Published in final edited form as: Circ Res. 2010 Dec 9;108(2):210–218. doi: 10.1161/CIRCRESAHA.110.231258

Figure 7. Schematic model of QCR activation.

Figure 7

Ca2+ spark arising from a CRU composed of 2 clusters of RyR2s and several rogue RyR2s (left). This Ca2+ spark may contain QCR events. B. QCR arising from rogue RyR2s on the same CRU as in A.