ANTIULCER MECHANISM OF ACTION OF REBAMIPIDE, A NOVEL ANTIULCER COMPOUND, ON DIETHYLDITHIOCARBAMATE-INDUCED ANTRAL GASTRIC-ULCERS IN RATS

被引:100
作者
OGINO, K [1 ]
HOBARA, T [1 ]
ISHIYAMA, H [1 ]
YAMASAKI, K [1 ]
KOBAYASHI, H [1 ]
IZUMI, Y [1 ]
OKA, S [1 ]
机构
[1] KOKURA MEM HOSP,KITAKYUSHU,JAPAN
关键词
DIETHYLDITHIOCARBAMATE-INDUCED ANTRAL ULCER; NEUTROPHIL; REBAMIPIDE;
D O I
10.1016/0014-2999(92)90065-C
中图分类号
R9 [药学];
学科分类号
1007 ;
摘要
The mechanism of the inhibitory action of rebamipide, a new mucosal protective drug, was studied using rats with diethyldithiocarbamate-induced gastric antral ulcers. Rebamipide reduced ulcer formation and inhibited the elevation in lipid peroxide concentration in the gastric mucosa. Rebamipide inhibited both luminol- and lucigenin-dependent chemiluminescence of neutrophils activated by formyl-methionyl-leucyl-phenylalanine. Rebamipide did not alter the reduction of cytochrome c induced by the xanthine-xanthine oxidase system or the NADPH-dependent micirosomal lipid peroxidation in the liver. These findings suggest that rebamipide prevents diethyldithiocarbamate-induced gastric ulcer formation by inhibiting neutrophil activation.
引用
收藏
页码:9 / 13
页数:5
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