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Using MITOMI 2 . 0 microfluidic affinity assays , we describe the binding site of FOXP2 and its affinity profile in base - specific detail for all substitutions of the strongest binding site .
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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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