using a sensitive , competitive enzyme-linked immunoassay ( elisa ) we were able to characterize the causative antibodies in 13 patients with drug-related agranulocytosis [ metamizole ( n = 5 ) , penicillin ( n = 5 ) , dimethylaminophenazone ( n = 1 ) , propyphenazone ( n = 1 ) and diclofenac ( n = 1 ) ] .
C0012586
metamizole
C0002586
dimethylaminophenazone