6766
Effects of DEP- PAHs became significant at 7 hours and up to 48 hours time culture for MCP-1 , and up to 24 hours time culture for IL-8 and RANTES .
 ( protein: IL-8, None) , ( protein: MCP-1, None) , ( protein: RANTES, 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: IL-8, None) , ( protein: MCP-1, None) , ( protein: RANTES, None) 