5,8,11-Eicosatriynoic Acid

A nonselective inhibitor of lipoxygenases

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货号: ajci10880
CAS: 13488-22-7
别名: 5,8,11-十二烯酸,5,8,11-ETI
分子式: C20H28O2
分子量: 300.4
纯度: >98%
溶解度: ≤20mg/ml in ethanol;20mg/ml in DMSO;20mg/ml in dimethyl formamide
储存: Store at -20°C
库存: 现货

Background

5,8,11-Eicosatriynoic Acid is a selective inhibitor of lipoxygenases with ID50 values of 24 μM and 340 μM for n-8 lipoxygenase and fatty acid cycle-oxygenase , respectively[1][2].

Fatty acid cycle-oxygenase and n-8 lipoxygenase catalyze the initial reactions which lead to the formation of three major arachidonic acid metabolites in human platelets. In several tissues, these two enzymes act concomitantly on arachidonic acid [1].

5,8,11-Eicosatriynoic Acid (5,8,11-ET) is a selective inhibitor of lipoxygenases with ID50 values of 24 μM and 340 μM for n-8 lipoxygenase and fatty acid cycle-oxygenase, respectively. 5,8,11-Eicosatriynoic acid was useful for studies on physiological and pathophysiological roles of 12 L-hydroxy-5,8,10,14-eicosatetraenoic acid formation in various tissues [1]. In mouse mastocytoma cells, 5,8,11-Eicosatriynoic Acid inhibited A23187 and L-cysteine induced leukotriene C (LTC4) biosynthesis with ID50 value of 5 μM [2].

参考文献:
[1].? Hammarstrm S. Selective inhibition of platelet n-8 lipoxygenase by 5,8,11-eicosatriynoic acid. Biochim Biophys Acta. 1977 Jun 22;487(3):517-9.
[2].? Orning L, Hammarstrm S. Inhibition of leukotriene C and leukotriene D biosynthesis. J Biol Chem. 1980 Sep 10;255(17):8023-6.