Tissue and Organ ProcurementTissue DonorsLiving DonorsBrain DeathPresumed ConsentDonor SelectionDirected Tissue DonationThird-Party ConsentTissue and Organ HarvestingKidney TransplantationTissue BanksLiver TransplantationAltruismOrgan TransplantationCadaverInformed ConsentFamilyHistocompatibility TestingWaiting ListsBlood DonorsPatient SelectionRetrospective StudiesMolecular Sequence DataAmino Acid SequenceBase SequenceTransplantation, HomologousGraft SurvivalPhylogenySequence Homology, Amino AcidMultigene FamilyCloning, MolecularBone Marrow TransplantationSequence AlignmentMutationGraft vs Host DiseaseSequence Analysis, DNAGraft RejectionTime FactorsRNA, MessengerInsemination, Artificial, HeterologousCell LineCells, CulturedProtein BindingPolymerase Chain ReactionProtein Structure, TertiaryHistocompatibilityDNA, ComplementaryTranscription FactorsPhenotypeRecombinant ProteinsRNA, Ribosomal, 16S