title: Fetal liver and adult thymus cells: absence of synergism in graft-versus-host reactions.
mesh_terms: D000818:Animals; D005333:Fetus; D006087:Graft vs Host Reaction; D007108:Immune Tolerance; D007274:Injections, Intraperitoneal; D008221:Lymphoid Tissue / Q000276:immunology; D051379:Mice; D011830:Radiation Effects; D013934:Thymectomy; D013950:Thymus Gland / Q000276:immunology* / Q000502:physiology