Nuclear levels of NF-kappaB correlate with syncytium-forming capacity of 8e51 cells , expressing a defective HIV virus .
nuclear levels of nf-kappab correlate with syncytium-forming capacity of 8e51 cells , expressing a defective hiv virus .
O O O B-protein_complex O O O O O B-cell_line I-cell_line O O O O B-virus I-virus O