4732
We investigated oligonucleotide -directed triple helix formation across this regulatory sequence as a potential tool to inhibit GM-CSF gene transcription .
 ( protein: GM-CSF, None) , ( DNA: regulatory sequence, 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: GM-CSF, None) , ( DNA: regulatory sequence, None) 