13544
Compared to the parental cell line the dose-response curve of IL-1 -induced IL-2 production was shifted in both potency and efficacy.
 ( cell line: parental cell line, None) , ( protein: IL-2, None) , ( protein: IL-1, 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: parental cell line, None) , ( protein: IL-2, None) , ( protein: IL-1, None) 