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Our data suggest for the first time that S727 phosphorylation is sufficient to activate Stat3 , thereby driving prostate tumorigenesis independent of Y705 phosphorylation .
 Anatomy: prostate
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: prostate