title: Letter: Substitute for benzidine in myeloperoxidase stains.
mesh_terms: D000611:Aminobiphenyl Compounds; D001560:Benzidines; D002227:Carbazoles; D004121:Dimethyl Sulfoxide; D007202:Indicators and Reagents; D010544:Peroxidases; D013194:Staining and Labeling
chemical_list: D000611:Aminobiphenyl Compounds; D001560:Benzidines; D002227:Carbazoles; D007202:Indicators and Reagents; D010544:Peroxidases; D004121:Dimethyl Sulfoxide