However , I ( kappa ) B ( alpha ) has also been detected in the nucleus of cell lines and when overexpressed by transient transfection .
however , i ( kappa ) b ( alpha ) has also been detected in the nucleus of cell lines and when overexpressed by transient transfection .
O O B-protein_molecule I-protein_molecule I-protein_molecule I-protein_molecule I-protein_molecule I-protein_molecule I-protein_molecule I-protein_molecule O O O O O O B-cell_component O O O O O O O O O O