We found that although IL-4 stimulation of X-SCID B cells did not result in Janus tyrosine kinase-3 ( JAK3 ) phosphorylation , other IL-4 substrates including JAK1 and IRS-1 were phosphorylated .
we found that although il-4 stimulation of x-scid b cells did not result in janus tyrosine kinase-3 ( jak3 ) phosphorylation , other il-4 substrates including jak1 and irs-1 were phosphorylated .
O O O O B-protein_molecule O O B-other_name O O O O O O B-protein_molecule B-amino_acid_monomer O O B-protein_molecule O O O O B-protein_molecule O O B-protein_molecule O B-protein_molecule O O O