Basing on these experiments , trans-cellular activation of EBV was tested by cocultivation of BZLF 1 -expressing R59Z activator cells with the R7-57 reporter line .
basing on these experiments , trans-cellular activation of ebv was tested by cocultivation of bzlf 1 -expressing r59z activator cells with the r7-57 reporter line .
O O O O O O O O B-virus O O O O O B-protein_molecule I-protein_molecule O O O O O O B-cell_line I-cell_line I-cell_line O