T-cell functional regions of the human IL-3 proximal promoter .
t-cell functional regions of the human il-3 proximal promoter .
B-DNA_domain_or_region I-DNA_domain_or_region I-DNA_domain_or_region O O B-DNA_domain_or_region I-DNA_domain_or_region I-DNA_domain_or_region I-DNA_domain_or_region O