An IL-2 promoter bearing a defective NF- chi B site was completely inactive in EBV-transformed B cells , while it still had activity in Jurkat T cells .
an il-2 promoter bearing a defective nf- chi b site was completely inactive in ebv-transformed b cells , while it still had activity in jurkat t cells .
O B-protein_molecule O O O O B-protein_molecule B-DNA_domain_or_region I-DNA_domain_or_region O O O O O B-cell_line B-cell_type I-cell_type O O O O O O O B-cell_line I-cell_line I-cell_line O