13311
The effects of MCM on cellular proliferation , AR protein and PSA secretion were abolished by pretreatment of MCM with a neutralizing anti- IL-1beta antibody .
 ( protein: PSA, None) , ( protein: anti- IL-1beta antibody, None) , ( protein: AR protein, None) , ( protein: IL-1beta, 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: PSA, None) , ( protein: anti- IL-1beta antibody, None) , ( protein: AR protein, None) , ( protein: IL-1beta, None) 