9655
We modeled this degree of CN inhibition in primary human leukocytes in vitro in order to study the effect of partial CN inhibition on the downstream signaling events that lead to gene activation .
 ( cell type: primary human leukocytes, None) , ( protein: CN, None) , ( protein: CN, 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 type: primary human leukocytes, None) , ( protein: CN, None) , ( protein: CN, None) 