6668
OBJECTIVE: This study focuses on the functional analysis of the human IL-5 (hIL-5) promoter and characterization of cis -regulatory elements and transcription factors involved in the suppression of IL-5 transcription in T cells .
 ( DNA: human IL-5 (hIL-5) promoter, None) , ( cell type: T cells, None) , ( protein: IL-5, 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:
 ( DNA: human IL-5 (hIL-5) promoter, None) , ( cell type: T cells, None) , ( protein: IL-5, None) 