Only the activities for NF-AT and AP-1 sites require two signals for optimal induction , i . e . , PMA plus either lectin or antibody to the CD3 or CD28 surface molecules .
only the activities for nf-at and ap-1 sites require two signals for optimal induction , i . e . , pma plus either lectin or antibody to the cd3 or cd28 surface molecules .
O O O O O O O O O O O O O O O O O O O O B-other_organic_compound O O B-protein_family_or_group O B-protein_family_or_group O O B-protein_molecule O B-protein_molecule I-protein_molecule I-protein_molecule O