9909
Helenalin inhibits NF-kappaB activation in response to four different stimuli in T-cells , B-cells and epithelial cells and abrogates kappaB -driven gene expression .
 cell type: B-cells; cell type: T-cells; protein: kappaB; cell type: epithelial cells; protein: NF-kappaB
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: B-cells, T-cells, kappaB, epithelial cells, NF-kappaB 
Answer:
 cell type: B-cells; cell type: T-cells; protein: kappaB; cell type: epithelial cells; protein: NF-kappaB