8907
Results from this study indicate that soluble, heparin -like GAGs can block IFN-gamma -dependent up-regulation of MCP-1 production by cultured endothelial cells , and can also antagonize the leucocyte-activating and migration-promoting properties of pre-existing MCP-1 .
 ( protein: MCP-1, None) , ( protein: MCP-1, None) , ( cell type: endothelial cells, None) , ( cell line: cultured endothelial cells, None) , ( protein: IFN-gamma, 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: MCP-1, None) , ( protein: MCP-1, None) , ( cell type: endothelial cells, None) , ( cell line: cultured endothelial cells, None) , ( protein: IFN-gamma, None) 