title: Immunological activity of transplanted spleens in Xenopus laevis.
mesh_terms: D000818:Animals; D006084:Graft Rejection; D007108:Immune Tolerance; D007116:Immunization, Passive; D016038:Skin Transplantation; D013154:Spleen / Q000637:transplantation*; D014181:Transplantation Immunology; D014981:Xenopus / Q000196:embryology