6355
We have recently demonstrated that hydrocortisone and other glucocorticoids inhibit reactive oxygen species ( ROS ) generation by mononuclear (MNC) and polymorphonuclear leucocytes ( PMNL ).
 ( cell type: PMNL, 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: PMNL, None) 