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[2,4-二硝基苯酚和哇巴因对铯离子替代离体灌注龟心细胞内钾离子能力的影响(作者译)]

[Effect of 2,4 dinitrophenol and ouabain on the ability of cesium ions to substitute for intracellular potassium ions in isolated and perfused turtle heart (author's transl)].

作者信息

Guérin M, Wallon G

出版信息

J Physiol (Paris). 1975;70(4):467-77.

PMID:1221111
Abstract
  1. It has been shown that most of the intracellular potassium of turtle heart can be replaced by cesium. 2. The uptake of cesium is reduced by the presence of either DNP 5.10(-5) M or ouabain 10(-6) M in the external medium. The presence of 10(-5) M ouabain markedly inhibits the uptake of cesium. 3. These results lead to the conclusion that the intracellular accumulation of cesium occurs via an active inward transport system wich operates with the simultaneous efflux of sodium.
摘要
  1. 已表明龟心脏细胞内的大部分钾可被铯取代。2. 外部介质中存在5×10⁻⁵ M的二硝基苯酚(DNP)或10⁻⁶ M的哇巴因会降低铯的摄取。10⁻⁵ M哇巴因的存在显著抑制铯的摄取。3. 这些结果得出结论:铯在细胞内的积累是通过一个活跃的内向转运系统进行的,该系统在钠同时外流的情况下运作。

相似文献

1
[Effect of 2,4 dinitrophenol and ouabain on the ability of cesium ions to substitute for intracellular potassium ions in isolated and perfused turtle heart (author's transl)].[2,4-二硝基苯酚和哇巴因对铯离子替代离体灌注龟心细胞内钾离子能力的影响(作者译)]
J Physiol (Paris). 1975;70(4):467-77.
2
Ouabain-insensitive mechanism of cell volume maintenance in the carp kidney.鲤鱼肾脏中细胞容积维持的哇巴因不敏感机制。
Physiol Bohemoslov. 1982;31(3):237-42.
3
The reversible replacement of internal potassium by caesium in isolated turtle heart.在离体龟心脏中铯对钾的可逆性替代作用。
J Physiol. 1979 Aug;293:525-37. doi: 10.1113/jphysiol.1979.sp012905.
4
[Intracellular sodium and potassium concentration after cessation of active transport in procaine arrested perfused rat hearts].[普鲁卡因阻滞灌注大鼠心脏主动转运停止后细胞内钠和钾的浓度]
Arch Sci Physiol (Paris). 1974;28(1):25-54.
5
Sodium, potassium and chloride intracellular concentrations in the intestine of the freshwater turtle Mauremys caspica.淡水龟(黄喉拟水龟)肠道内钠、钾和氯的细胞内浓度
Rev Esp Fisiol. 1983 Jun;39(2):123-7.
6
Independence of hydrogen ion secretion and transport of other electrolytes in turtle bladder.龟膀胱中氢离子分泌与其他电解质转运的独立性
J Clin Invest. 1967 Oct;46(10):1541-8. doi: 10.1172/JCI105645.
7
[Effects of substitution of cesium for potassium in the fluid for perfusion of the isolated heart of the turtle. II. Conditions of equilibrium with relatively variable concentrations of potassium and cesium].
C R Seances Soc Biol Fil. 1969;163(6):1324-7.
8
Dissociation of intracellular sodium from contractile state in guinea-pig hearts treated with ouabain.哇巴因处理的豚鼠心脏中细胞内钠与收缩状态的解离
J Mol Cell Cardiol. 1998 Mar;30(3):639-47. doi: 10.1006/jmcc.1997.0629.
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The effects of alterations in the external sodium concentration on human leucocyte sodium and potassium transport in vitro.体外环境中钠浓度的改变对人白细胞钠和钾转运的影响。
J Cell Physiol. 1981 Nov;109(2):323-32. doi: 10.1002/jcp.1041090216.
10
[Change in the extracellular and intracellular content of water and potassium and sodium ions in various parts of the dog myocardium under sympathetic heart stimulation].[交感神经兴奋时犬心肌各部位细胞外及细胞内水、钾离子和钠离子含量的变化]
Nauchnye Doki Vyss Shkoly Biol Nauki. 1978(11):71-4.

引用本文的文献

1
Effects of cesium on cellular systems.铯对细胞系统的影响。
Biol Trace Elem Res. 1993 Aug;38(2):165-203. doi: 10.1007/BF02784052.