807
After the treatment with the regimen of Kidney-tonifying and Qi-invigorating , the GCR of the aged persons and rats was enhanced, and in this way, the function of the aged adrenal cortex was improved.
 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