12180
Bone marrow samples from 33 patients affected by MM and MGUS , and 8 patients not affected by lymphoproliferative diseases were studied for expression of c-Jun (a component of the transcription factor AP-1 ) and glutathione-S-transferase pi ( GST-pi ) using immunocytochemical methods .
 ( protein: glutathione-S-transferase pi, None) , ( protein: AP-1, None) , ( protein: c-Jun, None) , ( protein: transcription factor, None) , ( protein: GST-pi, None) 
Locate the role in the text that participated in the event based on the event type and return it in the event list. 
 Option: Event type: RNA,cell type,protein,cell line,DNA, Arguments type: . 
Text: {0} 
Answer:
 ( protein: glutathione-S-transferase pi, None) , ( protein: AP-1, None) , ( protein: c-Jun, None) , ( protein: transcription factor, None) , ( protein: GST-pi, None) 