Kidney TransplantationComplement C4bBiopsyGraft RejectionTransplantation, HomologousGraft SurvivalKidneyBiopsy, NeedleKidney TubulesAcute DiseaseImmunosuppressive AgentsRetrospective StudiesPolyomavirus InfectionsBK VirusTissue DonorsIsoantibodiesComplement C4ImmunosuppressionKidney DiseasesCyclosporineTime FactorsCreatinineDelayed Graft FunctionPostoperative ComplicationsFibrosisHeart TransplantationMycophenolic AcidKidney GlomerulusAzathioprineCapillariesRats, Inbred LewStaining and LabelingTreatment OutcomeAllograftsTransplantation ToleranceImmunohistochemistryKidney Failure, ChronicPeptide FragmentsLiver TransplantationHistocompatibility TestingSkin TransplantationBiological MarkersTransplantation ImmunologyCadaverTacrolimusKidney Tubular Necrosis, AcuteLiving DonorsPancreas TransplantationAntilymphocyte SerumTransplantsCytomegalovirus InfectionsFollow-Up StudiesIsoantigensOliguriaMethylprednisoloneChronic DiseaseWartsRenal VeinsProteinuriaBone TransplantationCyclosporinsRenal ArteryThrombotic MicroangiopathiesKidney Function TestsNephrectomyBrain DeathPlasmapheresisCorneal TransplantationSirolimusRats, Inbred BNT-LymphocytesNephritisGlomerular Filtration RateGlomerulosclerosis, Focal SegmentalTransplantation, HeterotopicImmune ToleranceLymphocyte Culture Test, MixedPyridinolcarbamateCold IschemiaImage-Guided BiopsyImmunoconjugatesHLA AntigensTuberculosis, RenalRats, Inbred F344Risk FactorsProspective StudiesLung TransplantationRenal InsufficiencyEndarteritisCalcineurinCD40 LigandRats, Inbred WFDrug Therapy, CombinationMice, Inbred BALB CNephritis, InterstitialReoperationRenal CirculationBiopsy, Large-Core NeedleGraft Enhancement, ImmunologicCytomegalovirus