1816
Our data suggest an involvement of BLR2 in the regulation of migration in activated lymphocytes and in viral pathogenesis .
 protein: BLR2; cell type: activated lymphocytes
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:
 protein: BLR2; cell type: activated lymphocytes