8416
We measured the number of glucocorticoid receptors ( GR ) in cord blood lymphocytes and the binding affinity (Kd) in 15 term and in 20 preterm babies .
 ( protein: GR, None) , ( cell type: cord blood lymphocytes, None) , ( protein: glucocorticoid receptors, 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: GR, None) , ( cell type: cord blood lymphocytes, None) , ( protein: glucocorticoid receptors, None) 