The strong link between intracellular Ca<sup>2+</sup> and AP shape still exist in the cAF-remodeled virtual cell. T. KoivumäkiJussi SeemannGunnar M. MaleckarMary TaviPasi 2014 <p>Clamping the CaT (A) in the subsarcolemmal space to be normal (as in nSR) speeds up the initial and slows later repolarisation phases of membrane voltage (B), due to indirect changes in I<sub>NCX</sub> (C) and I<sub>CaL</sub> (D).</p>