tokens: In response to secondary pathogenic infections or antigenic challenge , cytokine gene expression is rapidly induced , enhanced , and sustained over prolonged periods in HIV-1 -infected myeloid cells compared with uninfected cells .
folded_tokens: in response to secondary pathogenic infections or antigenic challenge , cytokine gene expression is rapidly induced , enhanced , and sustained over prolonged periods in hiv-1 -infected myeloid cells compared with uninfected cells .
labels: O O O O O O O O O O B-protein_family_or_group B-other_name I-other_name O O O O O O O O O O O O B-virus O B-cell_type I-cell_type O O B-cell_type I-cell_type O