1107
Finally, we did not observed either up-regulation or antagonism of GcR by ketoconazole treatment, at the time that cortisol levels of patients with Cushing's disease were reduced.
 protein: GcR
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: GcR