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Activated / cultured NK cell - mediated maturation / death of DCs .
 Anatomy: NK cell; Anatomy: DCs
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: NK cell, DCs 
Answer:
 Anatomy: NK cell; Anatomy: DCs