نتایج جستجو برای: cyclooxygenase cox
تعداد نتایج: 58101 فیلتر نتایج به سال:
Several studies point to an important function of cyclooxygenase (COX) and prostaglandin signaling in models of synaptic plasticity which is associated with N-methyl-D-aspartate receptors (NMDARs). Cyclooxygenase gene is suggested to be an immediate early gene that is tightly regulated in neurons by NMDA dependent synaptic activity. Nonsteroid Antiinflammatory Drugs (NSAIDs) exert their antiinf...
a group of regioisomeric 5-oxo-1,4,5,6,7,8 hexahydroquinoline derivatives possessing a cox-2 so2me pharmacophore at the para position of the c-2 or c-4 phenyl ring, in conjunction with a c-4 or c-2 phenyl (4-h) or substituted-phenyl ring (4-f,4-cl,4-br,4-ome,4-me, 4-no2), were designed for evaluation as selective cyclooxygenase-2 (cox-2) inhibitors. these target 5-oxo-1,4,5,6,7,8 hexahydroquino...
Introduction: Non-Steroidal Anti-Inflammatory Drugs (NSAIDs) are used in treating pathologic conditions such as fever, pain and inflammation by inhibiting cyclooxygenase and consequently prostaglandin production. Recently , the discovery of different isoforms of this enzyme, Cyclooxygenase-1 (COX-1) andCyclooxygense-2 (COX-2), has led to the synthesis and introduction of novel drugs with select...
A group of regioisomeric 5-oxo-1,4,5,6,7,8 hexahydroquinoline derivatives possessing a COX-2 SO2Me pharmacophore at the para position of the C-2 or C-4 phenyl ring, in conjunction with a C-4 or C-2 phenyl (4-H) or substituted-phenyl ring (4-F,4-Cl,4-Br,4-OMe,4-Me, 4-NO2), were designed for evaluation as selective cyclooxygenase-2 (COX-2) inhibitors. These target 5-oxo-1,4,5,6,7,8 hexahydroquino...
introduction: it has been shown that the extract of elaeagnus angustifolia can inhibit inflammation and pain induced by formalin in mice and rats. the aim of the present study is to reach evaluations of possible cellular and molecular mechanisms of elaeagnus angustifolia extract in reducing pain and inflammation through examining the extract ability for inhibition of cyclooxygenase (cox) type 1...
Introduction: Non-Steroidal Anti-Inflammatory Drugs (NSAIDs) are used in treating pathologic conditions such as fever, pain and inflammation by inhibiting cyclooxygenase and consequently prostaglandin production. Recently , the discovery of different isoforms of this enzyme, Cyclooxygenase-1 (COX-1) and Cyclooxygense-2 (COX-2), has led to the synthesis and introduction of novel drugs with selec...
Background and purpose: One of the major problems in chemotherapy is resistance to anti-cancer drugs. Recent studies have demonstrated a relationship between cyclooxygenase-2 (COX-2) expression and progression of multidrug resistance (MDR). One of the proteins involved in drug resistance is ABCG2 (ATP-binding cassette sub-family G member 2) that is often overexpressed in patients with cancer. T...
Nonsteroidal anti-inflammatory drugs (NSAIDs) are the most widely used therapeutics against pain, fever, and inflammation; additionally, antitumor properties reported. NSAIDs reduce synthesis of prostaglandins by inhibiting cyclooxygenase (COX) isoforms COX-1 COX-2. As nonselective inhibition is associated with off-target effects, strategies to achieve selectivity for clinically preferred isofo...
Background and Objective: Triterpenes could exert anti-inflammatory properties. The aim of this study was to evaluate the inhibitory activities of cycloartan triterpene derivatives extracted from Euphorbia with names as cycloartan-24-methylene3-ol(1), cycloartan-23-ene-3,25-diol(2), cycloartan-23-ene-25-methoxy-3-ol (3) and cycloartan-24-ene-3-ol (4) on cyclooxygenase-1(cox-1) activity. Mate...
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