2019
Multiparametric magnetic resonance imaging shows promising results to assess renal transplant dysfunction with fibrosis
Bane O, Hectors S, Gordic S, Kennedy P, Wagner M, Weiss A, Khaim R, Yi Z, Zhang W, Delaney V, Salem F, He C, Menon MC, Lewis S, Taouli B. Multiparametric magnetic resonance imaging shows promising results to assess renal transplant dysfunction with fibrosis. Kidney International 2019, 97: 414-420. PMID: 31874802, PMCID: PMC6983343, DOI: 10.1016/j.kint.2019.09.030.Peer-Reviewed Original ResearchConceptsCortical apparent diffusion coefficientApparent diffusion coefficientChronic dysfunctionMedullary apparent diffusion coefficientsProspective single-center studyFractional anisotropyMultiparametric magnetic resonance imagingRenal allograft histologyRenal transplant dysfunctionTubular atrophy scoreRenal allograft dysfunctionRenal transplant patientsSingle-center studyMagnetic resonance imaging protocolIntravoxel incoherent motion diffusion-weighted imagingNon-invasive assessmentTest-retest repeatabilityMagnetic resonance imagingDiffusion-weighted imagingBlood oxygen levelDiffusion tensor imagingInter-observer reproducibilityAllograft dysfunctionAllograft histologyEGFR declineA Peripheral Blood Gene Expression Signature to Diagnose Subclinical Acute Rejection
Zhang W, Yi Z, Keung KL, Shang H, Wei C, Cravedi P, Sun Z, Xi C, Woytovich C, Farouk S, Huang W, Banu K, Gallon L, Magee CN, Najafian N, Samaniego M, Djamali A, Alexander SI, Rosales IA, Smith RN, Xiang J, Lerut E, Kuypers D, Naesens M, O'Connell PJ, Colvin R, Menon MC, Murphy B. A Peripheral Blood Gene Expression Signature to Diagnose Subclinical Acute Rejection. Journal Of The American Society Of Nephrology 2019, 30: 1481-1494. PMID: 31278196, PMCID: PMC6683710, DOI: 10.1681/asn.2018111098.Peer-Reviewed Original ResearchMeSH KeywordsAdultAgedBiomarkersBiopsyFemaleGene Expression ProfilingGenomicsGraft RejectionGraft SurvivalHumansImmunosuppressive AgentsInflammationKaplan-Meier EstimateKidney Failure, ChronicKidney TransplantationMaleMiddle AgedOligonucleotide Array Sequence AnalysisProspective StudiesRisk FactorsSequence Analysis, RNAConceptsSubclinical acute rejectionKidney transplant recipientsAcute cellular rejectionAcute rejectionTransplant recipientsSurveillance biopsiesACR 3Graft functionHigh riskIndependent cohortPeripheral blood gene expression signaturesClinical acute rejectionFuture graft lossOngoing acute rejectionStable graft functionBlood gene expression signaturesCellular rejectionGraft lossGraft outcomeGraft survivalBorderline changesGene expression signaturesCox analysisHistologic featuresPeripheral blood
2016
Biopsy transcriptome expression profiling to identify kidney transplants at risk of chronic injury: a multicentre, prospective study
O'Connell PJ, Zhang W, Menon MC, Yi Z, Schröppel B, Gallon L, Luan Y, Rosales IA, Ge Y, Losic B, Xi C, Woytovich C, Keung KL, Wei C, Greene I, Overbey J, Bagiella E, Najafian N, Samaniego M, Djamali A, Alexander SI, Nankivell BJ, Chapman JR, Smith RN, Colvin R, Murphy B. Biopsy transcriptome expression profiling to identify kidney transplants at risk of chronic injury: a multicentre, prospective study. The Lancet 2016, 388: 983-993. PMID: 27452608, PMCID: PMC5014570, DOI: 10.1016/s0140-6736(16)30826-1.Peer-Reviewed Original ResearchConceptsChronic allograft damage indexAllograft lossKidney transplantPathological variablesChronic injuryEarly allograft lossKidney transplant recipientsRenal allograft recipientsFunction 3 monthsBaseline clinical variablesDevelopment of fibrosisAllograft recipientsNormal allograftsRenal allograftsTransplant recipientsAllograft fibrosisMulticentre studyProgressive injuryProspective studyClinical variablesIndependent cohortLower riskFibrosisPredictive valueTransplant