tokens: Infection of human peripheral blood lymphocytes with HIV-1 in vitro resulted in increased interleukin-2 ( IL-2 ) secretion in response to T cell activation via the CD3 and CD28 receptors .
folded_tokens: infection of human peripheral blood lymphocytes with hiv-1 in vitro resulted in increased interleukin-2 ( il-2 ) secretion in response to t cell activation via the cd3 and cd28 receptors .
labels: O O B-cell_type I-cell_type I-cell_type I-cell_type O B-virus O O O O O O O O O O O O O B-other_name I-other_name I-other_name O O O O O O O