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Chromatin immunoprecipitation ( ChIP ) assays confirmed nuclear EGFR complexes associated with the promoter of the known EGFR target genes B - Myb and iNOS .
 None
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
 None