525
Adhesion molecules that tether circulating leukocytes to endothelial cells may also transduce or modulate outside-in signals for cellular activation , providing an initial regulatory point in the inflammatory response .
 ( protein: Adhesion molecules, None) , ( cell type: endothelial cells, None) , ( cell type: circulating leukocytes, 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: Adhesion molecules, None) , ( cell type: endothelial cells, None) , ( cell type: circulating leukocytes, None) 