14535
The ras-transformed lymphocytes displayed a fully functional IL-2r , as assessed by c-fos induction following treatment with IL-2 ; nevertheless, they were not growth stimulated by this lymphokine .
 ( protein: IL-2, None) , ( DNA: c-fos, None) , ( protein: IL-2r, None) , ( cell line: ras-transformed lymphocytes, None) , ( protein: lymphokine, 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: IL-2, None) , ( DNA: c-fos, None) , ( protein: IL-2r, None) , ( cell line: ras-transformed lymphocytes, None) , ( protein: lymphokine, None) 