EVIDENCE FOR AN ACTION OF SODIUM IONS IN THE ACTIVATION OF CONTRACTION OF TWITCH MUSCLE-FIBER

被引:14
作者
CAILLE, J
ILDEFONSE, M
ROUGIER, O
机构
[1] Laboratoire de Physiologie des Eléments Excitables, Université Claude Bernard, Villeurbanne
来源
PFLUGERS ARCHIV-EUROPEAN JOURNAL OF PHYSIOLOGY | 1979年 / 379卷 / 01期
关键词
Excitation contraction coupling; Frog twitch muscle; Sodium ions;
D O I
10.1007/BF00622915
中图分类号
Q4 [生理学];
学科分类号
071003 ;
摘要
Simultaneous records in current clamp conditions of potential and of contraction of frog skeletal twitch muscle fibre have shown that a part of the contraction directly depends on the intervention of sodium ions (increase in presence of veratrine, decrease in lithium Ringer). The results confirm previous voltage clamp data and suggest a mechanism of sodium induced calcium release. © 1979 Springer-Verlag.
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页码:117 / 119
页数:3
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