To determine whether the defect in the patient's T lymphocytes involved a trans-acting factor common to the affected lymphokine genes , we examined the ability of nuclear factors from the patient's T lymphocytes to bind response elements present in the regulatory region of IL2 .
to determine whether the defect in the patient's t lymphocytes involved a trans-acting factor common to the affected lymphokine genes , we examined the ability of nuclear factors from the patient's t lymphocytes to bind response elements present in the regulatory region of il2 .
O O O O O O O O B-cell_type I-cell_type O O B-protein_family_or_group I-protein_family_or_group O O O O B-protein_family_or_group B-DNA_family_or_group O O O O O O B-protein_family_or_group I-protein_family_or_group O O O B-cell_type I-cell_type O O O O O O O B-DNA_domain_or_region I-DNA_domain_or_region O B-DNA_domain_or_region O