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KISS1 hypermethylation was frequent in bladder cancer cells analyzed by methylation - specific PCR and bisulfite sequencing and was associated with low gene expression , being restored in vitro by demethylating azacytidine .
 Anatomy: bladder cancer cells
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: bladder cancer cells