We demonstrate that although the individual components of this element do not respond to IL-2 , together they form a composite element capable of conferring IL-2 responsiveness to a heterologous promoter .
we demonstrate that although the individual components of this element do not respond to il-2 , together they form a composite element capable of conferring il-2 responsiveness to a heterologous promoter .
O O O O O O O O O O O O O O B-protein_molecule O O O O O O O O O O B-protein_molecule O O O B-DNA_family_or_group I-DNA_family_or_group O