998
The amount of TcR at the cell surface is downmodulated, whereas the CD2 and CD25 receptors are increased.
 ( protein: TcR, 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: TcR, None) 