3362
Furthermore , there is strong evidence suggesting that aberrant activation of Wnt signaling induces mammary tumors from stem / progenitor cells , and that Wnt exerts its oncogenic effects through LRP5 / 6 - mediated activation of beta - catenin and mTOR pathways .
 Anatomy: mammary tumors; Anatomy: stem / progenitor cells
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: Anatomy 
Text: {0} 
 Entities: mammary tumors, stem / progenitor cells 
Answer:
 Anatomy: mammary tumors; Anatomy: stem / progenitor cells