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PHLPP is deleted in a large number of cancers and the genetic deletion of one isozyme in a PTEN ( phosphatase and tensin homologue located on chromosome 1 ) + / - ( or heterozygous ) prostate cancer model results in increased tumourigenesis , underscoring the role of PHLPP as a tumour suppressor .
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Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
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