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Ionic mechanisms of electrical remodeling in human atrial fibrillation

Cardiovascular Research · 1999 · Vol. 44(1) · pp. 121–131
Ralph Bosch

Abstract

AF in humans leads to important changes in atrial potassium and calcium currents that likely contribute to the decrease in APD and APD rate adaptation. These changes contribute to electrical remodeling in AF and are therefore important factors for the perpetuation of the arrhythmia.

Cardiac electrophysiology and arrhythmiasIon channel regulation and functionNeuroscience and Neural EngineeringInternal medicineAtrial fibrillationRepolarizationAtrial action potentialCardiologyCardiac transient outward potassium currentInward-rectifier potassium ion channelSinus rhythmAcetylcholineChemistry

MeSH terms

AcetylcholineAction PotentialsAgedAtrial FibrillationElectric StimulationFemaleHumansIon ChannelsMaleMiddle AgedCalcium ChannelsPotassium ChannelsSodium ChannelsPatch-Clamp TechniquesAtrial Appendage

Funding

  • Bundesministerium für Bildung und Forschung
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