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These findings delineate a novel pathway in the cytokine network in which Th2 lymphocytes "control" eosinophils via the release of IL-4 and IL-5 , and activation of NF-AT in eosinophils .
 ( cell line: Th2 lymphocytes, None) , ( protein: NF-AT, None) , ( protein: IL-5, None) , ( protein: IL-4, None) , ( cell type: eosinophils, None) , ( cell type: eosinophils, 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: Th2 lymphocytes, None) , ( protein: NF-AT, None) , ( protein: IL-5, None) , ( protein: IL-4, None) , ( cell type: eosinophils, None) , ( cell type: eosinophils, None) 