Effect of nitro derivatives on electromechanical coupling in ureteral smooth muscle cells

被引:0
作者
Kovalev, IV [1 ]
Popov, AG [1 ]
Panov, AA [1 ]
Borodin, YL [1 ]
Kapilevich, LV [1 ]
Anfinogenova, YD [1 ]
Baskakov, MB [1 ]
Medvedev, MA [1 ]
机构
[1] Siberian Med Univ, Dept Normal Physiol, Dept Biophys, Tomsk, Russia
关键词
smooth muscle cells; nitro derivatives; ionic membrane; permeability;
D O I
10.1007/BF02439800
中图分类号
R-3 [医学研究方法]; R3 [基础医学];
学科分类号
1001 ;
摘要
Double sucrose gap experiments revealed differences in the effect of nitroglycerin and sodium nitroprusside on action potential and contraction of ureteral smooth muscle cells. Unlike sodium nitroprusside, nitroglycerin inhibited voltage-dependent Ca2+ membrane permeability. It was concluded that cGMP-independent mechanisms of the effects of nitro derivative reflect the peculiarities of excitation-contraction coupling in smooth muscles.
引用
收藏
页码:455 / 457
页数:3
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