1054
Hypermethylation of final sigma is functionally important , because treatment of final sigma - non - expressing breast cancer cell lines with the drug 5 - aza - 2 ' - deoxycytidine resulted in demethylation of the gene and synthesis of final sigma mRNA .
 Anatomy: breast cancer 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: breast cancer cell lines