6908
Inhibition studies were used to select the monoclonal antibodies ( mAECA ) which share the same EC epitope binding specificity as the total IgG-AECA from the Takayasu arteritis patient .
 ( protein: monoclonal antibodies, None) , ( protein: total IgG-AECA, None) , ( protein: mAECA, 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: monoclonal antibodies, None) , ( protein: total IgG-AECA, None) , ( protein: mAECA, None) 