506
On the first day of the disease, glucocorticoid receptor capacity was significantly decreased without alteration of the receptor-ligand affinity, whereas on days 4 and 12 the number of receptor sites was normal again.
 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