Expression of the human interleukin-2 ( IL-2 ) receptor alpha chain gene is potently upregulated by its own ligand , IL-2 .
expression of the human interleukin-2 ( il-2 ) receptor alpha chain gene is potently upregulated by its own ligand , il-2 .
O O 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 I-DNA_domain_or_region I-DNA_domain_or_region I-DNA_domain_or_region I-DNA_domain_or_region O O O O O O O O B-protein_molecule O