14384
The absence of PXR - mediated induction of mouse Cyp3a isoforms was confirmed in the present study by incubating liver microsomes prepared from control and rifampin treated mice with probe substrates of CYP3A .
 Chemical: rifampin
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
 Chemical: rifampin