tokens: It is known that expression of a single viral immediate-early protein , BZLF1 , is sufficient to initiate the switch from latent to lytic infection in B cells .
folded_tokens: it is known that expression of a single viral immediate-early protein , bzlf1 , is sufficient to initiate the switch from latent to lytic infection in b cells .
labels: O O O O O O O O B-protein_family_or_group I-protein_family_or_group I-protein_family_or_group O B-protein_molecule O O O O O O O O O O B-other_name I-other_name O B-cell_type I-cell_type O