tokens: The transition of Epstein-Barr virus ( EBV ) from latency into the lytic cycle is associated with the expression of two immediate-early viral genes , BZLF1 and BRLF1 .
folded_tokens: the transition of epstein-barr virus ( ebv ) from latency into the lytic cycle is associated with the expression of two immediate-early viral genes , bzlf1 and brlf1 .
labels: O O O B-virus I-virus O B-virus O O O O O O O O O O O O O O B-DNA_family_or_group I-DNA_family_or_group I-DNA_family_or_group O B-DNA_domain_or_region O B-DNA_domain_or_region O