tokens: Southern blot analysis of in situ lysing gels revealed that the cellular content of linear EBV DNA was also increased significantly after the initiation of the viral lytic cycle , while the amount of circular DNA remained approximately constant .
folded_tokens: southern blot analysis of in situ lysing gels revealed that the cellular content of linear ebv dna was also increased significantly after the initiation of the viral lytic cycle , while the amount of circular dna remained approximately constant .
labels: B-other_name I-other_name I-other_name O O B-other_name I-other_name I-other_name O O O O O O B-DNA_family_or_group B-DNA_family_or_group I-DNA_family_or_group O O O O O O O O O B-other_name I-other_name I-other_name O O O O O O O O O O O