%0 Journal Article %T CD28 Receptor Endocytosis Is Targeted by Mutations That Disrupt Phosphatidylinositol 3-Kinase Binding and Costimulation %A Céfaï, Daniel %A Schneider, Helga %A Matangkasombut, Oranart %A Kang, Hyun %A Brody, Joshua %A Rudd, Christopher E. %A , %J The Journal of Immunology %@ 0022-1767 %D 1998-03-01 %I The American Association of Immunologists %~ DeepDyve