tokens: However , replication of EBV in vivo is controlled primarily by host immune mechanisms selecting for cells that are not permissive for viral replication as the result of a particular set of transcription factors .
folded_tokens: however , replication of ebv in vivo is controlled primarily by host immune mechanisms selecting for cells that are not permissive for viral replication as the result of a particular set of transcription factors .
labels: O O O O B-virus O O O O O O O B-other_name I-other_name O O O O O O O O O O O O O O O O O O B-protein_family_or_group I-protein_family_or_group O