Restoration of immune competence with cryopreserved thymus.
D000375:Aging; D000818:Animals; D005615:Freezing; D006084:Graft Rejection; D007153:Immunologic Deficiency Syndromes / Q000628:therapy*; D008213:Lymphocyte Activation; D012515:Mast-Cell Sarcoma / Q000276:immunology; D051379:Mice; D008807:Mice, Inbred BALB C; D008819:Mice, Nude; D013601:T-Lymphocytes / Q000276:immunology* / Q000637:transplantation; D013950:Thymus Gland / Q000166:cytology / Q000502:physiology / Q000637:transplantation*