1372
The element is not activated upon infection of established EBV -negative B-cell lines , indicating that EBV fails to drive these cells to a fully lymphoblastoid phenotype .
 cell type: lymphoblastoid phenotype; cell line: EBV -negative B-cell lines
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: lymphoblastoid phenotype, EBV -negative B-cell lines 
Answer:
 cell type: lymphoblastoid phenotype; cell line: EBV -negative B-cell lines