title: The HLA system. First of two parts.
authors.affiliation: Max-Planck-Institut für Biologie, Abteilung Immungenetik, Tübingen, Germany. jan.klein@tuebingen.mpg.de
authors.forename: J
authors.initials: J
authors.lastname: Klein
authors.forename: A
authors.initials: A
authors.lastname: Sato
mesh_terms: D017951:Antigen Presentation / Q000502:physiology*; D006680:HLA Antigens / Q000737:chemistry / Q000276:immunology / Q000502:physiology*; D006801:Humans; D008285:Major Histocompatibility Complex; D015394:Molecular Structure; D010455:Peptides / Q000276:immunology; D011948:Receptors, Antigen, T-Cell / Q000276:immunology*; D013950:Thymus Gland / Q000276:immunology*
chemical_list: D006680:HLA Antigens; D010455:Peptides; D011948:Receptors, Antigen, T-Cell