9638
However, treatment of HL-60 cells with PDBu induced the rapid expression of the apoptosis suppressor protein Bcl-xL , whereas the expression of this protein remained unaltered in DMSO -treated cells.
 protein: Bcl-xL; cell line: HL-60 cells; protein: apoptosis suppressor protein
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: Bcl-xL, HL-60 cells, apoptosis suppressor protein 
Answer:
 protein: Bcl-xL; cell line: HL-60 cells; protein: apoptosis suppressor protein