Oscillation in cycle length induces transient discordant and steady-state concordant alternans in the heart.

Alternans is a beat-to-beat alternation of the cardiac action potential duration (APD) or intracellular calcium (Ca(i)) transient. In cardiac tissue, alternans can be spatially concordant or discordant, of which the latter has been shown to increase dispersion of repolarization and promote a substra...

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Bibliographic Details
Main Authors: Seth H Weinberg, Leslie Tung
Format: Article
Language:English
Published: Public Library of Science (PLoS) 2012-01-01
Series:PLoS ONE
Online Access:http://europepmc.org/articles/PMC3390356?pdf=render