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After treatment with oroxylin A , MCF7 / ADR cells displayed reduced functional activity and expression of MDR1 at both the protein and mRNA levels .
 Chemical: oroxylin A
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: oroxylin A