Effect of intracellular and extracellular pH on contraction in isolated, mammalian cardiac muscle.

1. Intracellular pH (pHi) and Na+ activity were recorded (ion-selective microelectrodes) in guinea-pig papillary muscle and the sheep cardiac Purkinje fibre while simultaneously recording twitch tension. The effects of intracellular acidosis and alkalosis upon contraction were investigated. 2. A fal...

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Detalles Bibliográficos
Main Authors: Bountra, C, Vaughan-Jones, R
Formato: Journal article
Idioma:English
Publicado: 1989