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MTSS1 ( metastasis suppressor - 1 ) was first identified as a metastasis suppressor missing in metastatic bladder carcinoma cell lines .
 metastatic bladder carcinoma cell lines
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: Anatomy 
Text: {0} 
Answer:
 metastatic bladder carcinoma cell lines