IL-2 secretion was increased more than twofold in both Jurkat T cells and primary T cells stimulated by extracellular HIV-1 Tat protein .
il-2 secretion was increased more than twofold in both jurkat t cells and primary t cells stimulated by extracellular hiv-1 tat protein .
B-protein_molecule O O O O O O O O B-cell_line I-cell_line I-cell_line O B-cell_line I-cell_line I-cell_line O O B-protein_molecule B-virus O O O