11120
Cytokines control growth, differentiation, death, and function of cells of lymphocytic , hemopoietic systems , and together with nerve cells provide a pertinent model to study intercellular communications and intercellular signal networks .
 ( protein: Cytokines, None) , ( cell type: nerve 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: Cytokines, None) , ( cell type: nerve cells, None) 