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The dependence of sodium pumping and tension on intracellular sodium activity in voltage-clamped sheep Purkinje fibres.

1. Intracellular Na activity (aiNa) was measured in sheep cardiac Purkinje fibres using a recessed-tip Na+-sensitive micro-electrode. The membrane potentials was controlled with a two-micro-electrode voltage clamp. Tension was measured simultaneously. 2. Removing external K produced a rise of aiNa a...

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Autores principales: Eisner, D A, Lederer, W J, Vaughan-Jones, R D
Formato: Artigo
Lenguaje:Inglês
Publicado: 1981
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Acceso en línea:https://ncbi.nlm.nih.gov/pmc/articles/PMC1246783/
https://ncbi.nlm.nih.gov/pubmed/7310731
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