Now showing items 1-3 of 3

  • Are SR Ca content fluctuations or SR refractoriness the key to atrial cardiac alternans?: insights from a human atrial model 

    Lugo Vélez, Carlos Antonio; Rodríguez Cantalapiedra, Inma; Peñaranda Ayllón, Angelina; Hove-Madsen, Leif; Echebarría Domínguez, Blas (2014-06-01)
    Article
    Restricted access - publisher's policy
    Despite the important role of electromechanical alternans in cardiac arrhythmogenesis, its molecular origin is not well understood. The appearance of calcium alternans has often been associated to fluctuations in the ...
  • Calcium alternans produced by increased sarcoplasmic reticulum refractoriness 

    Rodríguez Cantalapiedra, Inma; Lugo Vélez, Carlos Antonio; Peñaranda Ayllón, Angelina; Echebarría Domínguez, Blas (2011-09-29)
    Article
    Open Access
    Despite the important role of electro-mechanical alternans in cardiac arrhythmogenesis, its molecular origin is not well understood. In this paper we want to study alternans that can be associated with alternations in the ...
  • Modeling calcium dynamics in human atria 

    Rodríguez Cantalapiedra, Inma; Lugo Vélez, Carlos Antonio; Peñaranda Ayllón, Angelina; Hove-Madsen, Leif; Echebarría Domínguez, Blas (2014-01-02)
    Article
    Restricted access - publisher's policy
    Mathematical models of cardiac electrophysiology are an important tool to investigate the underlying mecha- nisms responsible of arrhythmias. In particular, an im- portant question is the origin of atrial fibrillation ...