1173
Previous studies have shown that treatment of human myeloid leukemia cells with 12-O-tetradecanoylphorbol-13-acetate ( TPA ) is associated with induction of monocytic differentiation and expression of the c-jun and c-fos early response genes .
 cell type: human myeloid leukemia cells
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:
 cell type: human myeloid leukemia cells