Prior studies have identified several transcription factors that contribute to the activity of the IL-2 promoter in stimulated T lymphocytes .
prior studies have identified several transcription factors that contribute to the activity of the il-2 promoter in stimulated t lymphocytes .
O O O O O B-protein_family_or_group I-protein_family_or_group O O O O O O O B-protein_molecule O O B-cell_type I-cell_type I-cell_type O