tokens: Defective transcription of the IL-2 gene is associated with impaired expression of c-Fos , FosB , and JunB in anergic T helper 1 cells .
folded_tokens: defective transcription of the il-2 gene is associated with impaired expression of c-fos , fosb , and junb in anergic t helper 1 cells .
labels: B-other_name B-other_name O O B-DNA_domain_or_region I-DNA_domain_or_region O O O O O O B-protein_molecule O B-protein_molecule O O B-protein_molecule O B-cell_line I-cell_line I-cell_line I-cell_line I-cell_line O