Experiments in COS-1 and EL-4 cells confirmed both hypotheses and revealed that the second factor activated by Tpl-2 is NF-kappaB .
experiments in cos-1 and el-4 cells confirmed both hypotheses and revealed that the second factor activated by tpl-2 is nf-kappab .
O O B-cell_line O B-cell_line I-cell_line O O O O O O O O O O O B-protein_molecule O B-protein_complex O