Autoantigens/metabolism; CD4-Positive T-Lymphocytes/immunology; Cell Differentiation/immunology; Graft vs Host Disease/immunology; H-2 Antigens/immunology; Histocompatibility Antigens Class II/immunology; T-Lymphocyte Subsets/immunology; Animals; Antigen-Presenting Cells/immunology; Antigen-Presenting Cells/metabolism; Antigen-Presenting Cells/pathology; Autoantibodies/biosynthesis; Autoantigens/administration & dosage; Autoantigens/immunology; CD4-Positive T-Lymphocytes/pathology; CD4-Positive T-Lymphocytes/transplantation; Cell Differentiation/genetics; Chronic Disease; Clone Cells; Graft vs Host Disease/metabolism; Graft vs Host Disease/pathology; H-2 Antigens/administration & dosage; H-2 Antigens/genetics; Histocompatibility Antigen H-2D; Histocompatibility Antigens Class II/administration & dosage; Histocompatibility Antigens Class II/genetics; Histocompatibility Testing; Mice; Mice, Inbred BALB C; Mice, Inbred C57BL; Mice, Inbred DBA; Mice, Knockout; Models, Animal; Receptors, Antigen, T-Cell/metabolism; T-Lymphocyte Subsets/cytology; T-Lymphocyte Subsets/transplantation