title: The dichotomy of peptide presentation by class I and class II MHC proteins.
authors.affiliation: Department of Biochemistry and Molecular Biology, Harvard University, Cambridge, Mass.
authors.forename: R G
authors.initials: RG
authors.lastname: Urban
authors.forename: R M
authors.initials: RM
authors.lastname: Chicz
authors.forename: D A
authors.initials: DA
authors.lastname: Vignali
authors.forename: J L
authors.initials: JL
authors.lastname: Strominger
mesh_terms: D000595:Amino Acid Sequence; D000818:Animals; D017951:Antigen Presentation; D006183:H-2 Antigens / Q000276:immunology; D006684:HLA-DR Antigens / Q000276:immunology; D015395:Histocompatibility Antigens Class I / Q000276:immunology*; D000949:Histocompatibility Antigens Class II / Q000276:immunology*; D006801:Humans; D051379:Mice; D008969:Molecular Sequence Data; D017386:Sequence Homology, Amino Acid
chemical_list: D006183:H-2 Antigens; D006684:HLA-DR Antigens; D015395:Histocompatibility Antigens Class I; D000949:Histocompatibility Antigens Class II