THE ANTITHROMBOTIC EFFECT OF LOW-MOLECULAR-WEIGHT SYNTHETIC THROMBIN INHIBITORS, ARGATROBAN AND PPACK, ON HE-NE LASER-INDUCED THROMBOSIS IN RAT MESENTERIC MICROVESSELS

被引:18
作者
YAMASHITA, T
YAMAMOTO, J
SASAKI, Y
MATSUOKA, A
机构
[1] HYOGO MED UNIV,DEPT CLIN PATHOL,NISHINOMIYA,HYOGO 663,JAPAN
[2] HYOGO MED UNIV,CLIN LABS,NISHINOMIYA,HYOGO 663,JAPAN
关键词
THROMBIN INHIBITOR; ARGATROBAN; PPACK; LASER; THROMBOSIS;
D O I
10.1016/0049-3848(93)90006-A
中图分类号
R5 [内科学];
学科分类号
1002 ; 100201 ;
摘要
The antithrombotic effect of low molecular weight synthetic thrombin inhibitors, argatroban ((2R, 4R)-4-methyl-1-[N2-[(3-methyl-1, 2, 3, 4-tetrahydro-8-quinolinesulfonyl)-L-arginyl]-2-piperidinecarboxylic acid monohydrate]) and PPACK (D-phenylalanyl-L-prolyl-L-arginyl-chloromethyl ketone) on He-Ne laser-induced thrombosis in rat mesenteric microvessels was studied. Both inhibitors showed a significant antithrombotic effect at 0.5 mg/kg which lasted for 50 min and 50-60 min using argatroban and PPACK, respectively. A dose-dependent effect was observed in arterioles and venules. The results suggest that thrombin plays an important role in the formation of a platelet thrombus in vivo.
引用
收藏
页码:93 / 100
页数:8
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