Transient short-term expression of the Tax protein of human T-cell leukemia virus type-I ( HTLV-I ) leads to activation of the pleiotropic transcription factor NF-kappa B .
transient short-term expression of the tax protein of human t-cell leukemia virus type-i ( htlv-i ) leads to activation of the pleiotropic transcription factor nf-kappa b .
O O O O O B-protein_molecule I-protein_molecule O B-virus I-virus I-virus I-virus I-virus O B-virus O O O O O O O B-protein_molecule I-protein_molecule B-protein_molecule I-protein_molecule O