Selected transfected clones produced low levels of IFN A ( IFNA ) constitutively , and their abilities to express interleukin-2 and interleukin-2 receptor upon stimulation with phytohemagglutinin and phorbol myristate acetate were retained .
selected transfected clones produced low levels of ifn a ( ifna ) constitutively , and their abilities to express interleukin-2 and interleukin-2 receptor upon stimulation with phytohemagglutinin and phorbol myristate acetate were retained .
O B-cell_line I-cell_line O O O O B-protein_molecule I-protein_molecule O B-protein_molecule O O O O O O O O B-protein_molecule O B-protein_molecule O O O O B-protein_molecule O B-other_organic_compound I-other_organic_compound I-other_organic_compound O O O