5660
However , mutating putative GR binding sites did not substantially reduce induction of ras - dva promoter activity by corticosterone , suggesting additional DNA elements within the 5 ' - flanking region are responsible for glucocorticoid regulation .
 Chemical: corticosterone
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
 Chemical: corticosterone