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    • 1. 发明申请
    • ELECTROCHEMILUMINESCENCE ENZYME ASSAY
    • 电子荧光测定
    • WO1997028275A1
    • 1997-08-07
    • PCT/US1997001916
    • 1997-02-05
    • IGEN INTERNATIONAL, INC.MARTIN, Mark, T.DONG, Liwen
    • IGEN INTERNATIONAL, INC.
    • C12Q01/34
    • C12Q1/34C12Q2334/00Y10S435/817Y10S435/968Y10S435/975
    • A rapid single step assay suitable for the detection or quantification of enzymes, in particular, hydrolases, such as aminopeptidases and esterases is described. The enzymatic reaction causes the cleavage of a metal ligand labeled hydrolase substrate. The cleavec ligand alters the electrochemiluminescence of bidentate aromatic heterocyclic nitrogen-containing ligand reagent. The change in electrochemiluminescence correlates to the presence of hydrolase activity present in the sample. The assay can be performed on an IGEN Origen Analyzer. The figure illustrates ECL detection of mixtures of ruthenium (II) tris(bipyridyl) and various concentrations of either picolinic acid (1) (black bars) or 2-pyridinecarboxylic acid ethyl ester (4) (white bars).
    • 描述了适用于检测或定量酶,特别是水解酶如氨基肽酶和酯酶的快速单步测定法。 酶反应导致金属配体标记的水解酶底物的裂解。 裂解配体改变二齿芳族杂环含氮配体试剂的电化学发光。 电化学发光的变化与样品中存在的水解酶活性的存在相关。 该测定可以在IGEN Origen分析仪上进行。 该图示出了钌(II)三(联吡啶)和各种浓度的吡啶甲酸(1)(黑条)或2-吡啶羧酸乙酯(4)(白色条)的混合物的ECL检测。