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Human U-937 leukemia cells differentiate along the monocytic lineage following 3-day exposures to 12-O-tetradecanoylphorbol-13-acetate ( TPA ).
 cell type: monocytic lineage; cell line: Human U-937 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: monocytic lineage; cell line: Human U-937 leukemia cells