1863
A nonlinear relationship was found between suppression of splenocyte proliferation and the concentration of bound glucocorticoid receptors in spleen .
 ( protein: glucocorticoid receptors, None) , ( cell type: splenocyte, 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: glucocorticoid receptors, None) , ( cell type: splenocyte, None) 