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Regional increase in extracellular potassium can be arrhythmogenic due to nonuniform muscle contraction in rat ventricular muscle

In the ischemic myocardium, extracellular potassium ([K(+)](o)) increases to ≥20 mmol/l. To determine how lethal arrhythmias occur during ischemia, we investigated whether the increased spatial pattern of [K(+)](o), i.e., a regional or a global increase, affects the incidence of arrhythmias. Force,...

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Autors principals: Miura, Masahito, Hattori, Taiki, Murai, Naomi, Nagano, Tsuyoshi, Nishio, Taichi, Boyden, Penelope A., Shindoh, Chiyohiko
Format: Artigo
Idioma:Inglês
Publicat: American Physiological Society 2012
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Accés en línia:https://ncbi.nlm.nih.gov/pmc/articles/PMC3378298/
https://ncbi.nlm.nih.gov/pubmed/22447939
https://ncbi.nlm.nih.govhttp://dx.doi.org/10.1152/ajpheart.01161.2011
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