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Modulation of excitation–contraction coupling by isoproterenol in cardiomyocytes with controlled SR Ca(2+) load and Ca(2+) current trigger

Cardiac Ca(2+) transients are enhanced by cAMP-dependent protein kinase (PKA). However, PKA-dependent modulation of ryanodine receptor (RyR) function in intact cells is difficult to measure, because PKA simultaneously increases Ca(2+) current (I(Ca)), SR Ca(2+) uptake and SR Ca(2+) loading (which in...

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Autori principali: Ginsburg, Kenneth S, Bers, Donald M
Natura: Artigo
Lingua:Inglês
Pubblicazione: Blackwell Science Inc 2004
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Accesso online:https://ncbi.nlm.nih.gov/pmc/articles/PMC1664945/
https://ncbi.nlm.nih.gov/pubmed/14724205
https://ncbi.nlm.nih.govhttp://dx.doi.org/10.1113/jphysiol.2003.055384
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