1406
RESULTS: Both the patients and the normal comparison subjects showed a morning-to-afternoon decline in glucocorticoid receptor concentrations , paralleling the normal diurnal decline in cortisol levels .
 protein: glucocorticoid receptor
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: cell line, protein, RNA, DNA, cell type 
Text: {0} 
Answer:
 protein: glucocorticoid receptor