8902
The present study was performed to increase our understanding of the immunosuppressive activity of heparin by investigation of potential antagonism of the production and function of monocyte chemotactic peptide-1 ( MCP-1 ), a chemokine important for mononuclear leucocyte recruitment across vascular endothelium .
 ( protein: chemokine, None) , ( protein: monocyte chemotactic peptide-1, None) , ( protein: MCP-1, 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: chemokine, None) , ( protein: monocyte chemotactic peptide-1, None) , ( protein: MCP-1, None) 