10746
In the liver , genes coding for CYP1A4 , CYP1A5 and CYP3A37 were significantly down - regulated in the group exposed to 752 mu g / kg T - 2 .
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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:
 None