2484
However, it was not possible to ascertain whether Bcl-2 upregulation was a specific consequence of LMP1 expression or an artifact of the selection procedure whereby rare Bcl-2 + cells already present in the starting population might best be able to tolerate the potentially toxic effects of LMP1 .
 protein: Bcl-2; protein: LMP1; cell line: Bcl-2 + cells; protein: Bcl-2; protein: LMP1
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-2, LMP1, Bcl-2 + cells, Bcl-2, LMP1 
Answer:
 protein: Bcl-2; protein: LMP1; cell line: Bcl-2 + cells; protein: Bcl-2; protein: LMP1