title: CD28, CTLA-4 and their ligands: who does what and to whom?
authors.affiliation: MRC Centre for Immune Regulation, University of Birmingham Medical School, Birmingham, UK.
authors.forename: D M
authors.initials: DM
authors.lastname: Sansom
mesh_terms: D000069594:Abatacept; D015703:Antigens, CD; D000943:Antigens, Differentiation / Q000276:immunology* / Q000378:metabolism; D018106:CD28 Antigens / Q000276:immunology* / Q000378:metabolism; D060908:CTLA-4 Antigen; D006801:Humans; D018796:Immunoconjugates; D008024:Ligands; D008213:Lymphocyte Activation / Q000276:immunology; D013601:T-Lymphocytes / Q000276:immunology
chemical_list: D015703:Antigens, CD; D000943:Antigens, Differentiation; D018106:CD28 Antigens; D060908:CTLA-4 Antigen; C556706:CTLA4 protein, human; D018796:Immunoconjugates; D008024:Ligands; D000069594:Abatacept