Basic genetical and immunological considerations.
D000818:Animals; D005823:Genetics; D006087:Graft vs Host Reaction; D006648:Histocompatibility; D006650:Histocompatibility Testing; D006801:Humans; D007108:Immune Tolerance; D051379:Mice; D009368:Neoplasm Transplantation; D011110:Polymorphism, Genetic; D051381:Rats; D014181:Transplantation Immunology; D014184:Transplantation, Homologous