Interaction between heart rate and calcium concentration in the control of contractile strength of the frog heart

Open Access

1 December 1970

journal article
Published by Wiley in The Journal of Physiology

Vol. 211 (2) , 423-443
https://doi.org/10.1113/jphysiol.1970.sp009285

Abstract

1. The changes in twitch tension during the ascending and descending staircase of the frog heart have been examined under various experimental conditions including the hypodynamic and prehypodynamic state.

Keywords

This publication has 10 references indexed in Scilit:

Effects of calcium on the contraction of the hypodynamic frog heart
The Journal of Physiology, 1970
Determination of calcium movements in heart ventricles of the frog.
1969
THE SUBCELLULAR LOCALIZATION OF CALCIUM ION IN MAMMALIAN MYOCARDIUM
The Journal of cell biology, 1969
The influence of calcium on sodium efflux in squid axons
The Journal of Physiology, 1969
Calcium fluxes in frog heart ventricles
Pflügers Archiv - European Journal of Physiology, 1969
A down then up staircase in frog ventricle due to altered excitation-contraction coupling
The Journal of Physiology, 1968
THE INFLUENCE OF THE INTERVAL BETWEEN BEATS ON MYOCARDIAL CONTRACTILITY.
1963
Movements of Ca in frog heart ventricles at rest and during contractures
The Journal of Physiology, 1963
Cardiac Active Principles in Blood Plasma
Circulation, 1961
The action of ions and lipoids upon the frog's heart
The Journal of Physiology, 1913