9729
These findings show that healthy virus carriers maintain a high frequency of BZLF1 -specific memory T cells , potentially to control virus spread from lytically infected cells .
 cell type: lytically infected cells; cell type: BZLF1 -specific memory T cells; protein: BZLF1
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: lytically infected cells, BZLF1 -specific memory T cells, BZLF1 
Answer:
 cell type: lytically infected cells; cell type: BZLF1 -specific memory T cells; protein: BZLF1