3343
The effects of G-CSF are mediated by binding to specific, high affinity receptors .
 ( protein: affinity receptors, None) , ( protein: G-CSF, 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: affinity receptors, None) , ( protein: G-CSF, None) 