J delta K cells were isolated as a chronically infected survivor cell line , following infection of Jurkat CD4+ T cells with dl-NF , a mutated strain of human immunodeficiency virus type 1 ( HIV-1 ) containing a deletion of the long terminal repeat ( LTR ) NF-kappa B sites .
j delta k cells were isolated as a chronically infected survivor cell line , following infection of jurkat cd4+ t cells with dl-nf , a mutated strain of human immunodeficiency virus type 1 ( hiv-1 ) containing a deletion of the long terminal repeat ( ltr ) nf-kappa b sites .
B-cell_line I-cell_line I-cell_line I-cell_line O O O O B-cell_line I-cell_line I-cell_line I-cell_line I-cell_line O O O O B-cell_line I-cell_line I-cell_line I-cell_line O B-virus O O B-virus I-virus I-virus I-virus I-virus I-virus I-virus I-virus O B-virus O O O O O O B-DNA_domain_or_region I-DNA_domain_or_region I-DNA_domain_or_region O B-DNA_domain_or_region O B-protein_molecule I-protein_molecule O O