Sequence homology , single nucleotide mutations , and anti- CD28 Ab stimulation studies established that the NF-kappa B -like sequence in the promoter of the IL-8 gene functioned as a CD28 response element .
sequence homology , single nucleotide mutations , and anti- cd28 ab stimulation studies established that the nf-kappa b -like sequence in the promoter of the il-8 gene functioned as a cd28 response element .
O O O B-nucleotide I-nucleotide I-nucleotide O O B-protein_family_or_group B-protein_molecule O O O O O O B-protein_molecule I-protein_molecule O O O O B-DNA_domain_or_region O O B-protein_molecule O O O O B-protein_molecule O O O