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生物样品中白三烯B4的固相萃取和反相高效液相色谱法测定
THE SOLID-PHASE EXTRACTION AND REVERSED-PHASE HIGH PERFORMANCE LIQUID CHROMOTO-GRAPHY PETERMNATION OF LEUKOTRIENE B4 IN BIOLGICAL SAMPLES
【摘要】 白三烯B4(LTB4)系花生四烯酸的5-脂氧酶代谢产物,是炎症反应中的重要介质。本文建立了测定白细胞及兔全血来源白三烯B4的反相高效液相色谱法, 研究了样品介质的pH、甲醇浓度及血浆蛋白等对生物样品中LTB4固相萃取的影响,建立了简便实用的萃取和测定方法
【Abstract】 Leukotriene B^, a metabolite of arachidonic acid via 5-lipoxygenase, is a potent mediator in inflammatory reactions. The RP-HPLC was ernptoyed for measuring L-TB4 generated from rabbit whole blood and polymorphoneuclear leukocytes. We evaluated ,the effects of inethanol concentration, PH and plasma protein on the solid-phase extraction of LTB4 ia biological samples. Simple and practical techniques were developed.
【关键词】 自三烯B4(LTB4);
固相萃取;
反相高效液相色谱(RP-HPLC);
【Key words】 Leukotriene B4; Solid-phase extraction; RP-HPLC;
【Key words】 Leukotriene B4; Solid-phase extraction; RP-HPLC;
【基金】 国家自然科学基金
- 【文献出处】 重庆医科大学学报 ,Journal of Chongqing Medical University , 编辑部邮箱 ,1990年03期
- 【被引频次】3
- 【下载频次】62