An early biochemical event associated with T cell activation through the interleukin-2 receptor ( IL-2R ) is tyrosine phosphorylation of several intracellular substrates .
an early biochemical event associated with t cell activation through the interleukin-2 receptor ( il-2r ) is tyrosine phosphorylation of several intracellular substrates .
O O O O O O B-other_name I-other_name I-other_name O O B-protein_family_or_group I-protein_family_or_group O B-protein_family_or_group O O B-amino_acid_monomer O O O B-other_organic_compound I-other_organic_compound O