has subject area 5'-Nucleotidase Adoptive Transfer Aging Allografts Animals Antibodies, Monoclonal B-Lymphocytes B7-1 Antigen Graft Rejection Graft Survival Mice Mice, Inbred BALB C Mice, Inbred C57BL Skin Transplantation Toll-Like Receptor 2 Transplantation, Homologous Vascular Cell Adhesion Molecule-1