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(V858) |
First study on arrhythmogenesis in genetically suppressed Na+/Ca2+ exchanger (NCX) activity: A heterozygous murine NCX knockout model is protected against early and late afterdepolarizations |
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N. Bögeholz, B. C. Bauer, J. S. Schulte, G. Frommeyer, D. Dechering, U. Kirchhefer, G. Breithardt, F. U. Müller, L. Eckardt, C. Pott (Münster) |
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Diskussion |
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(V859) |
Contributions of small-conductance Ca2+-activated K+ channels to shortening of action potential duration in human chronic atrial fibrillation |
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X. Zhou, Q. Sun, N. Voigt, J. Heijman, S. Lang, M. Borggrefe, S. Nattel, T. Wieland, D. Dobrev (Mannheim, Essen; Montreal, CA) |
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Diskussion |
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(V860) |
Arrhythmogenic alterations in ventricular cardiomyocytes from CREM-IbΔC-X transgenic mice are associated with a significant increase in NCX current |
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J. S. Schulte, E. Fehrmann, M. D. Seidl, A. Heinick, M. Tekook, D. Kranick, W. Schmitz, F. U. Müller (Münster) |
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Diskussion |
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(V861) |
Mechanisms of acquired long-QT syndrome in patients with propionic acidemia |
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I. Bodi, S. Grünert, U. Spiekerkötter, C. Bode, K. Odening (Freiburg im Breisgau) |
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Diskussion |
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(V862) |
Molecular Mechanisms of the Effects of Postpartum Hormones Oxytocin and Prolactin on Cardiac Repolarization in Transgenic Long-QT Type 2 Rabbits |
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J. Sorge, S. Glatz, G. Franke, I. Bodi, S. Perez Feliz, G. Koren, M. Zehender, M. Brunner, C. Bode, K. Odening (Freiburg im Breisgau; Providence, US) |
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Diskussion |
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(V863) |
An elevated late INa increases the diastolic SR-Ca-leak by activation of PKA and CaMKII in atrial cardiomyocytes |
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T. H. Fischer, S. Watanabe, J. Herting, A.-F. Popov, V. Nikolaev, J. Sprenger, F. Schöndube, G. Hasenfuß, L. S. Maier, S. T. Sossalla (Göttingen) |
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Diskussion |