2056
These findings are consistent with the postulated role for TN as a natural antagonist to FN action, and suggest that T cell responses occurring at tissue sites in which TN is expressed could be influenced by its presence.
 ( protein: TN, None) , ( protein: TN, None) , ( protein: FN, 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: TN, None) , ( protein: TN, None) , ( protein: FN, None) 