13828
In contrast to anti-CD3/ IL-2 - activated LN cells , adoptive transfer of freshly isolated tumor-draining LN T cells has no therapeutic activity .
 ( cell line: anti-CD3/ IL-2 - activated LN cells, None) , ( protein: IL-2, None) , ( cell type: LN cells, None) , ( cell type: activated LN cells, None) , ( cell type: tumor-draining LN T cells, 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:
 ( cell line: anti-CD3/ IL-2 - activated LN cells, None) , ( protein: IL-2, None) , ( cell type: LN cells, None) , ( cell type: activated LN cells, None) , ( cell type: tumor-draining LN T cells, None) 