2022
Immune-mediated tubule atrophy promotes acute kidney injury to chronic kidney disease transition
Xu L, Guo J, Moledina DG, Cantley LG. Immune-mediated tubule atrophy promotes acute kidney injury to chronic kidney disease transition. Nature Communications 2022, 13: 4892. PMID: 35986026, PMCID: PMC9391331, DOI: 10.1038/s41467-022-32634-0.Peer-Reviewed Original ResearchConceptsAcute kidney injuryKidney injuryT cellsChronic kidney disease transitionIschemia-reperfusion kidney injuryKidney disease transitionChronic kidney diseaseDepletion of neutrophilsGlomerular filtration rateT cell recruitmentTubular cell lossMacrophage persistenceProinflammatory neutrophilsTubule damageKidney atrophyContralateral kidneyNeutrophil numbersContralateral nephrectomyKidney diseaseTubule atrophyFiltration rateCell recruitmentMore macrophagesDay 14Day 5Characterization of temporospatial distribution of renal tubular casts by nephron tracking after ischemia-reperfusion injury
Shin NS, Marlier A, Xu L, Lam T, Cantley LG, Guo JK. Characterization of temporospatial distribution of renal tubular casts by nephron tracking after ischemia-reperfusion injury. American Journal Of Physiology. Renal Physiology 2022, 322: f322-f334. PMID: 35100823, PMCID: PMC8897010, DOI: 10.1152/ajprenal.00284.2021.Peer-Reviewed Original ResearchConceptsIschemia-reperfusion injuryCast formationGlomerular filtration rateTubular cast formationUrine 24 hDetached epithelial cellsDead cell debrisRenal recoveryRenal functionFiltration rateS3 tubulesTubular castsTubular cellsTubular nucleiKidney sectionsOuter medullaTrypsin levelsEntire nephronRenal tubular castsFuture interventionsInjurySelective lossTubule segmentsEpithelial cellsKidney
2021
Biomarkers of inflammation and repair in kidney disease progression
Puthumana J, Thiessen-Philbrook H, Xu L, Coca SG, Garg AX, Himmelfarb J, Bhatraju PK, Ikizler T, Siew E, Ware LB, Liu KD, Go AS, Kaufman JS, Kimmel PL, Chinchilli VM, Cantley L, Parikh CR. Biomarkers of inflammation and repair in kidney disease progression. Journal Of Clinical Investigation 2021, 131 PMID: 33290282, PMCID: PMC7843225, DOI: 10.1172/jci139927.Peer-Reviewed Original ResearchConceptsKidney disease progressionComposite kidney outcomeChronic kidney diseaseDisease progressionEGFR declineKidney outcomesRenal atrophyMouse modelMonocyte chemoattractant protein-1CHI3L1 mRNA expressionComposite renal outcomeGreater eGFR declineIntroductionAcute kidney injuryProspective cohort studyGlomerular filtration rateBiomarkers of inflammationProgressive renal fibrosisYKL-40 levelsChemoattractant protein-1Traditional clinical variablesLong-term progressionLoop of HenleMultimarker scoreRenal outcomesKidney injury