Neutral SMase activity was assessed in membranes from Jurkat , a human T-cell line , and EL4 , a murine T-cell line .
neutral smase activity was assessed in membranes from jurkat , a human t-cell line , and el4 , a murine t-cell line .
O B-protein_molecule O O O O B-cell_component O B-cell_line O O B-cell_line I-cell_line I-cell_line O O B-cell_line O O B-cell_line I-cell_line I-cell_line O