The recent identification and characterization of several key transcription factors has helped to elucidate the molecular mechanisms of T helper cell cytokine gene expression .
the recent identification and characterization of several key transcription factors has helped to elucidate the molecular mechanisms of t helper cell cytokine gene expression .
O O O O O O O O B-protein_family_or_group I-protein_family_or_group O O O O O B-other_name I-other_name O B-DNA_domain_or_region I-DNA_domain_or_region I-DNA_domain_or_region I-DNA_domain_or_region I-DNA_domain_or_region O O