Unlike ligation of CD3 , stimulation with anti- CD28 mAb or CHO cells expressing the CD28 ligands CD80 or CD86 did not lead to tyrosine phosphorylation of HS1 in Jurkat T cells .
unlike ligation of cd3 , stimulation with anti- cd28 mab or cho cells expressing the cd28 ligands cd80 or cd86 did not lead to tyrosine phosphorylation of hs1 in jurkat t cells .
O O O B-protein_molecule O O O B-protein_molecule B-protein_molecule O O B-cell_line I-cell_line O O B-protein_molecule O B-protein_molecule O B-protein_molecule O O O O B-other_name I-other_name O B-protein_molecule O B-cell_line I-cell_line I-cell_line O