Antigen Presentation/immunology; Astrocytes/immunology; Astrocytes/metabolism; Encephalomyelitis, Autoimmune, Experimental/immunology; Histocompatibility Antigens Class II/biosynthesis; Nuclear Proteins; Trans-Activators/physiology; Amino Acid Sequence; Animals; Antigen Presentation/genetics; Antigens, Differentiation, B-Lymphocyte/biosynthesis; Cell Line, Transformed; Disease Susceptibility/immunology; Encephalomyelitis, Autoimmune, Experimental/genetics; Encephalomyelitis, Autoimmune, Experimental/pathology; Endocytosis/immunology; Epitopes, T-Lymphocyte/immunology; Epitopes, T-Lymphocyte/metabolism; Female; Histocompatibility Antigens Class I/biosynthesis; Immunity, Innate/genetics; Interferon-gamma/physiology; Mice; Mice, Inbred C57BL; Mice, Transgenic; Molecular Sequence Data; Myelin Basic Protein/immunology; Myelin Basic Protein/metabolism; Myelin Proteins; Myelin-Associated Glycoprotein/immunology; Myelin-Associated Glycoprotein/metabolism; Myelin-Oligodendrocyte Glycoprotein; Peptide Fragments/immunology; Peptide Fragments/metabolism; Protein Processing, Post-Translational/immunology; T-Lymphocyte Subsets/immunology; T-Lymphocyte Subsets/metabolism; T-Lymphocyte Subsets/pathology; Trans-Activators/biosynthesis; Trans-Activators/deficiency; Trans-Activators/genetics; Transfection