25985
We found that in response to hormone treatment , the PR is recruited to these sites along with two histone acetyltransferases CREB - binding protein ( CBP ) and GCN5 , leading to an increase in histone H3 and H4 acetylation and to the binding of the SWI / SNF complex .
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Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
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