LBF2 was found only in epithelial cell lines , whereas LBF3 , LBF5 , LBF6 , and LBF7 were not cell type specific .
lbf2 was found only in epithelial cell lines , whereas lbf3 , lbf5 , lbf6 , and lbf7 were not cell type specific .
B-protein_molecule O O O O B-cell_line I-cell_line I-cell_line O O B-protein_molecule O B-protein_molecule O B-protein_molecule O O B-protein_molecule O O O O O O