8864
We observed in the present study that lysoPC (1 to 10 micromol/L) dose-dependently reduced TF activity in human monocytes , as elicited by lipopolysaccharide ( LPS ).
 ( cell type: human monocytes, None) , ( protein: TF, 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:
 ( cell type: human monocytes, None) , ( protein: TF, None) 