title: Neonatally induced allograft tolerance may be mediated by serum-borne factors.
mesh_terms: D000818:Animals; D000831:Animals, Newborn / Q000276:immunology*; D003601:Cytotoxicity Tests, Immunologic; D005347:Fibroblasts / Q000276:immunology; D007108:Immune Tolerance; D066298:In Vitro Techniques; D008168:Lung / Q000166:cytology; D008198:Lymph Nodes / Q000166:cytology; D008214:Lymphocytes / Q000276:immunology*; D051379:Mice; D016038:Skin Transplantation; D014181:Transplantation Immunology; D014184:Transplantation, Homologous