The present invention relates to a novel class of tracer compounds for fluorescence polarization imunoassays. The novel 4'-methyl fluorescein derivatives are conjugated to ligands via cyclic linkers.
本发明涉及一种新型的用于荧光偏振免疫分析的示踪化合物。这种新型的4'-甲基
荧光素衍
生物通过环状连接剂与
配体结合。