2447
In parallel, increased levels of transcripts for IP-10 , a murine homologue in the chemokine family related to IL-8 , were observed in hypoxic lung tissue .
 ( protein: IP-10, None) , ( protein: IL-8, None) , ( protein: chemokine family, 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: IP-10, None) , ( protein: IL-8, None) , ( protein: chemokine family, None) 