We have examined the role of CD28 in modulating the ' naive' neonatal T cell response to anti-CD2 -mediated activation .
we have examined the role of cd28 in modulating the ' naive' neonatal t cell response to anti-cd2 -mediated activation .
O O O O O O B-protein_molecule O O O O B-other_name I-other_name I-other_name I-other_name I-other_name O B-protein_molecule O O O