9682
Fragments of a 3.6 kb sequence of the human CRH gene promoter were amplified by PCR and ligated upstream of a CAT reporter .
 ( DNA: CAT reporter, None) , ( protein: CRH, None) , ( DNA: human CRH gene promoter, 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: CAT reporter, None) , ( protein: CRH, None) , ( DNA: human CRH gene promoter, None) 