22490
Studies reported here show that the NC - XRE is a recognition site for the AhR and a new binding partner , the Kruppel - like Factor ( KLF ) family member KLF6 .
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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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