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The tubulin beta 2C and DNA topoisomerase 2 - alpha mRNAs are both down - regulated upon drug treatment in three cell lines ( Figure 3 , Genes 8 , 13 ) .
 Anatomy: cell lines
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Anatomy 
Text: {0} 
Answer:
 Anatomy: cell lines