申请人:FUJIREBIO INC.
公开号:EP0361470A2
公开(公告)日:1990-04-04
A method of chemiluminescence assay of the activity of peroxidase is disclosed, which employes (i) luminol or isoluminol as a substrate, (ii) hydrogen peroxide, and (iii) at lease one compound, serving as an enhancer for the activity of peroxidase, selected from the group consisting of
wherein R¹ represents a hydroxyl group, an alkali metal salt of hydroxyl group (-OM, where M is an alkali metal), an amino group which may have a substituent, a halogen, an alkyl group having 1 to 4 carbon atoms, which may have a substituent; R² and R³ each represent hydrogen or a halogen; R⁴ and R⁵ each represent hydrogen, an alkyl group having 1 to 4 carbon atoms, which may have a substituent, or an alkoxyl group having 1 to 4 carbon atoms, which may have a substituent;
wherein R⁶ represents an alkyl group having 1 to 6 carbon atoms, which may have a substituent, or an alkene group having 2 to 6 carbon atoms, which may have a substituent, R⁷ to R¹⁰ each represent hydrogen, an alkyl group having 1 to 6 carbon atoms, which may have a substituent, or a halogen, X represents oxygen or sulfur, Y represents -CH- or nitrogen, which may be the same or different, and Y′ represents carbon or nitrogen, which may be the same or different.
本发明公开了一种过氧化物酶活性的化学发光检测方法,该方法采用(i)发光酚或异鲁米诺作为底物,(ii)过氧化氢,和(iii)至少一种化合物作为过氧化物酶活性的增强剂、选自由下列物质组成的组 其中 R¹ 代表羟基、羟基的碱金属盐(-OM,其中 M 为碱金属)、可能具有取代基的氨基、卤素、具有 1 至 4 个碳原子且可能具有取代基的烷基;R² 和 R³ 分别代表氢或卤素;R⁴ 和 R⁵ 分别代表氢、1-4 个碳原子的烷基(可带有取代基)或 1-4 个碳原子的烷氧基(可带有取代基);
其中 R⁶ 代表具有 1 至 6 个碳原子的烷基,该烷基可能具有取代基,或具有 2 至 6 个碳原子的烯基,该烯基可能具有取代基,R⁷ 至 R¹⁰ 各自代表氢、具有 1 至 6 个碳原子的烷基、X代表氧或硫,Y代表-CH-或氮,它们可以相同或不同,Y′代表碳或氮,它们可以相同或不同。