tokens: In contrast with the observation in T cells , c-Rel induction was not blocked by PF in B cells .
folded_tokens: in contrast with the observation in t cells , c-rel induction was not blocked by pf in b cells .
labels: O O O O O O B-cell_type I-cell_type O B-protein_molecule O O O O O B-other_organic_compound O B-cell_type I-cell_type O