Interleukin-3 ( IL-3 ) is exclusively expressed by activated T and natural killer cells , a function that is tightly controlled both in a lineage-specific and in a stimulation-dependent manner .
interleukin-3 ( il-3 ) is exclusively expressed by activated t and natural killer cells , a function that is tightly controlled both in a lineage-specific and in a stimulation-dependent manner .
B-protein_molecule O B-protein_molecule O O O O O B-cell_type I-cell_type O B-cell_type I-cell_type I-cell_type O O O O O O O O O O O O O O O O O