1440
Furthermore, our results indicated that thymocytes have a constitutively active form of NF-kB , suggesting that they are activated in vivo.
 protein: constitutively active form; protein: NF-kB; cell type: thymocytes
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: cell line, protein, RNA, DNA, cell type 
Text: {0} 
 Entities: constitutively active form, NF-kB, thymocytes 
Answer:
 protein: constitutively active form; protein: NF-kB; cell type: thymocytes