DETECTION OF INDUCIBLE PROSTAGLANDIN-H SYNTHASE-2 IN CELLS IN THE EXUDATE OF RAT CARRAGEENAN-INDUCED PLEURISY

被引:39
作者
HARADA, Y [1 ]
HATANAKA, K [1 ]
SAITO, M [1 ]
MAJIMA, M [1 ]
OGINO, M [1 ]
KAWAMURA, M [1 ]
OHNO, T [1 ]
YANG, QS [1 ]
KATORI, M [1 ]
YAMAMOTO, S [1 ]
机构
[1] UNIV TOKUSHIMA,SCH MED,DEPT BIOCHEM,TOKUSHIMA 770,JAPAN
来源
BIOMEDICAL RESEARCH-TOKYO | 1994年 / 15卷 / 02期
关键词
D O I
10.2220/biomedres.15.127
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
Pleurisy was induced in rats by intrapleural injection of 0.2 ml of 2% lambda-carrageenin. Prostaglandin H synthase (PGHS)-2 was detected using immunoblot analysis in cells of the pleural exudate 5 h after carrageenin injection, and waned at 19 h. PGHS-1 was also detected, but was maintained at similar levels in cells before and after carrageenin injection. The level of PGHS-2 was markedly suppressed by pretreatment of rats with anti-inflammatory dose of dexamethasone (3 mg/kg, i.p.) 2 h before carrageenin injection. Furthermore, only PGHS-1, but not PGHS-2, was detected in the microsomal fraction of the lung, stomach and kidney of pleurisy-affected and non-affected normal rats. These results suggest the involvement of PGHS-2 in the prostanoid formation in the inflammatory site.
引用
收藏
页码:127 / 130
页数:4
相关论文
共 14 条
[1]  
DeWitt D L, 1993, Am J Med, V95, p40S, DOI 10.1016/0002-9343(93)90396-7
[2]   PROSTAGLANDIN ENDOPEROXIDE SYNTHASE - REGULATION OF ENZYME EXPRESSION [J].
DEWITT, DL .
BIOCHIMICA ET BIOPHYSICA ACTA, 1991, 1083 (02) :121-134
[3]   NEW ASPECTS OF MODE OF ACTION OF NONSTEROID ANTIINFLAMMATORY DRUGS [J].
FERREIRA, SH ;
VANE, JR .
ANNUAL REVIEW OF PHARMACOLOGY AND TOXICOLOGY, 1974, 14 :57-73
[4]   CHANGES IN THE LEVELS OF PROSTAGLANDINS AND THROMBOXANE AND THEIR ROLES IN THE ACCUMULATION OF EXUDATE IN RAT CARRAGEENIN-INDUCED PLEURISY - A PROFILE ANALYSIS USING GAS CHROMATOGRAPHY-MASS SPECTROMETRY [J].
HARADA, Y ;
TANAKA, K ;
UCHIDA, Y ;
UENO, A ;
OHISHI, S ;
YAMASHITA, K ;
ISHIBASHI, M ;
MIYAZAKI, H ;
KATORI, M .
PROSTAGLANDINS, 1982, 23 (06) :881-895
[5]  
HATSUYA S, 1980, KITASATO MED, V10, P528
[6]   HUMAN CYCLOOXYGENASE-2 CDNA [J].
HLA, T ;
NEILSON, K .
PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA, 1992, 89 (16) :7384-7388
[7]  
ISHIMURA K, 1993, HISTOCHEMISTRY, V99, P485
[8]  
KUJUBU DA, 1992, J BIOL CHEM, V267, P7991
[9]  
MEADE EA, 1993, J BIOL CHEM, V268, P6610
[10]   SELECTIVITY OF NONSTEROIDAL ANTIINFLAMMATORY DRUGS AS INHIBITORS OF CONSTITUTIVE AND INDUCIBLE CYCLOOXYGENASE [J].
MITCHELL, JA ;
AKARASEREENONT, P ;
THIEMERMANN, C ;
FLOWER, RJ ;
VANE, JR .
PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA, 1993, 90 (24) :11693-11697