tokens: Surprisingly , although stimulation of Jurkat T cells with either CHO-CD80 or anti-CD28 mAb resulted in robust tyrosine phosphorylation of CD28 itself , ligation with CHO-CD86 was unable to induce detectable CD28 tyrosyl phosphorylation over a range of stimulation conditions .
folded_tokens: surprisingly , although stimulation of jurkat t cells with either cho-cd80 or anti-cd28 mab resulted in robust tyrosine phosphorylation of cd28 itself , ligation with cho-cd86 was unable to induce detectable cd28 tyrosyl phosphorylation over a range of stimulation conditions .
labels: O O O O O B-cell_line I-cell_line I-cell_line O O B-protein_molecule O B-protein_molecule I-protein_molecule O O O B-amino_acid_monomer O O B-protein_molecule O O O O B-protein_molecule O O O O O B-protein_molecule O O O O O O O O O