1845
The strong induction of HIV expression by NaB or HMBA in J delta K cells clearly demonstrates the existence of NF-kappa B -independent mechanisms of HIV activation in chronically infected cells .
 cell line: J delta K cells; protein: NF-kappa B; cell type: chronically infected cells
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: J delta K cells, NF-kappa B, chronically infected cells 
Answer:
 cell line: J delta K cells; protein: NF-kappa B; cell type: chronically infected cells