INHIBITION OF HUMAN BRAIN-TUMOR CELL-GROWTH BY A RECEPTOR-OPERATED CA2+ CHANNEL BLOCKER

被引:25
作者
LEE, YS [1 ]
SAYEED, MM [1 ]
WURSTER, RD [1 ]
机构
[1] LOYOLA UNIV,MED CTR,DEPT PHYSIOL,2160 S 1ST AVE,MAYWOOD,IL 60153
关键词
SK-AND-F; 96365; HUMAN BRAIN TUMOR; CA2+ MOBILIZATION;
D O I
10.1016/0304-3835(93)90014-Z
中图分类号
R73 [肿瘤学];
学科分类号
100214 ;
摘要
SK&F 96365, a reported receptor-operated Ca2+ channel blocker, inhibited the growth of U-373 MG human astrocytoma and SK-N-MC human neuroblastoma cell lines in a dose-dependent manner. Carbachol and serum which act as growth factors for these cells induced a rapid, transient increase of intracellular Ca2+ concentration without a sustained increase. SK&F 96365 also exerted a significant inhibition of carbachol or serum-induced intracellular Ca2+ mobilization. These results suggest that SK&F 96365 is a potent inhibitor of brain tumor cell growth and that its effect may be mediated by the inhibition of agonist-induced intracellular Ca2+ mobilization.
引用
收藏
页码:77 / 81
页数:5
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