Together these results demonstrate that T cell expression of IL-3 is not specified by the activity of a single tissue-specific element , but instead involves multiple interacting elements that provide both specific positive regulation in T cells and specific negative regulation in fibroblasts .
together these results demonstrate that t cell expression of il-3 is not specified by the activity of a single tissue-specific element , but instead involves multiple interacting elements that provide both specific positive regulation in t cells and specific negative regulation in fibroblasts .
O O O O O B-other_name I-other_name I-other_name O B-protein_molecule O O O O O O O O O B-DNA_family_or_group I-DNA_family_or_group O O O O O B-DNA_family_or_group I-DNA_family_or_group O O O B-other_name B-other_name I-other_name O B-cell_type I-cell_type O B-other_name I-other_name I-other_name O B-cell_type O