1504
In this paper, we demonstrate that the B2 factor is expressed in the cytosol of monocytes and macrophages as a DNA-binding protein , indicating that it is not associated with an inhibitor ( IKB ).
 protein: B2 factor; cell type: monocytes; protein: DNA-binding protein; cell type: macrophages
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: cell line, protein, RNA, DNA, cell type 
Text: {0} 
Answer:
 protein: B2 factor; cell type: monocytes; protein: DNA-binding protein; cell type: macrophages