However , the cells obtained from IL-2 -treated patients did not have low-level constitutive expression of STAT binding factors as did LAK cells .
however , the cells obtained from il-2 -treated patients did not have low-level constitutive expression of stat binding factors as did lak cells .
O O O O O O B-protein_molecule O B-multi_cell O O O O O O O B-protein_family_or_group I-protein_family_or_group I-protein_family_or_group O O B-protein_family_or_group I-protein_family_or_group O