Human herpesvirus 6 ( HHV-6 ) can activate the human immunodeficiency virus ( HIV ) promoter and accelerate cytopathic effects in HIV-infected human T cells .
human herpesvirus 6 ( hhv-6 ) can activate the human immunodeficiency virus ( hiv ) promoter and accelerate cytopathic effects in hiv-infected human t cells .
B-virus I-virus I-virus O B-virus O O O O B-virus I-virus I-virus O O O O O O O O O B-cell_type I-cell_type I-cell_type I-cell_type O