用化学发光法测定辣根过氧化物酶几种体系的研究

被引:5
作者
杨秀岑
伍莉萍
陈达进
曾瑶
机构
[1] 华西医大药学院化学部应用化学研究室,华西医大药学院化学部应用化学研究室,华西医大药学院化学部应用化学研究室,华西医大药学院化学部应用化学研究室
关键词
化学发光; 辣根过氧化物酶; 化学发光增强剂;
D O I
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学科分类号
摘要
作者采用四种体系,确定了用化学发光法测定辣根过氧化物酶(HRP)的最佳测定条件和操作步骤。用鲁米诺-H2O2(NaOH)可以方便地测定0.05~4pmol HRP,绝对检测限16fmol。用邻苯二酚-H2O2(pH6.5)体系可测定0.1~100pmol HRP,绝对检测限3~17fmol。用鲁米诺-H2O2-对碘苯酚(pH8.5)体系,可由1分钟时的光强度测定10~50fmol HRP,绝对检测限10fmol。用对羟基联苯代替对碘苯酚,测1或3分钟时的光强度可测定6~40fmol HRP,绝对检测限6.5或3.3fmol.
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页码:293 / 297
页数:5
相关论文
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