6090
Peroxisome proliferator-activated receptor activators target human endothelial cells to inhibit leukocyte -endothelial cell interaction .
 ( protein: Peroxisome proliferator-activated receptor activators, None) , ( cell type: -endothelial cell, None) , ( cell type: leukocyte, None) , ( cell type: human endothelial cells, 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: Peroxisome proliferator-activated receptor activators, None) , ( cell type: -endothelial cell, None) , ( cell type: leukocyte, None) , ( cell type: human endothelial cells, None) 