tokens: Analyses of nuclear extracts by electrophoretic DNA mobility shift assays showed that decreased IL-2 production by stimulated T cells of elderly individuals was closely associated with impairments in the activation of both AP-1 and NF-AT .
folded_tokens: analyses of nuclear extracts by electrophoretic dna mobility shift assays showed that decreased il-2 production by stimulated t cells of elderly individuals was closely associated with impairments in the activation of both ap-1 and nf-at .
labels: O O B-cell_component I-cell_component O B-other_name I-other_name I-other_name I-other_name I-other_name O O O B-protein_molecule O O B-cell_type I-cell_type I-cell_type O B-multi_cell I-multi_cell O O O O O O O O O O B-protein_molecule O B-protein_molecule O