186
Two previous studies have shown that both resting and activated NK cells partially kill autologous DCs , as measured by 3 - 4 - h chromium release assays using high NK / DC ratios ( 11 , 12 ) .
 Anatomy: NK cells; Anatomy: DCs; Anatomy: NK; Anatomy: DC
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 cells, DCs, NK, DC 
Answer:
 Anatomy: NK cells; Anatomy: DCs; Anatomy: NK; Anatomy: DC