2024
Understanding the podocyte immune responses in proteinuric kidney diseases: from pathogenesis to therapy
Jiang H, Shen Z, Zhuang J, Lu C, Qu Y, Xu C, Yang S, Tian X. Understanding the podocyte immune responses in proteinuric kidney diseases: from pathogenesis to therapy. Frontiers In Immunology 2024, 14: 1335936. PMID: 38288116, PMCID: PMC10822972, DOI: 10.3389/fimmu.2023.1335936.Peer-Reviewed Reviews, Practice Guidelines, Standards, and Consensus StatementsMeSH KeywordsEndothelial CellsGlomerular Basement MembraneHumansImmunityPodocytesRenal Insufficiency, ChronicConceptsChronic kidney diseaseGlomerular filtration barrierProteinuric glomerular diseasesKidney diseaseGlomerular diseaseImmune responseFiltration barrierTherapeutic targetCell-like characteristicsFocal segmental glomerulosclerosisProteinuric kidney diseaseTargets of immune responsesDamage to podocytesLupus nephritisPotential therapeutic targetGlomerular basement membraneImmune injuryGlomerular injuryMembranous nephropathyFenestrated endothelial cellsKidney functionSegmental glomerulosclerosisAdaptive immunityEpithelial cellsPathogenic mechanisms
2021
Profibrotic mechanisms of DPP8 and DPP9 highly expressed in the proximal renal tubule epithelial cells
Zhang Y, Li K, Li Y, Zhao W, Wang L, Chen Z, Ma X, Yao T, Wang J, Dong W, Li X, Tian X, Fu R. Profibrotic mechanisms of DPP8 and DPP9 highly expressed in the proximal renal tubule epithelial cells. Pharmacological Research 2021, 169: 105630. PMID: 33932609, DOI: 10.1016/j.phrs.2021.105630.Peer-Reviewed Original ResearchMeSH KeywordsAdamantaneAnimalsBlotting, WesternCase-Control StudiesCell LineDipeptidasesDipeptidesDipeptidyl-Peptidases and Tripeptidyl-PeptidasesEpithelial-Mesenchymal TransitionFibrosisFluorescent Antibody TechniqueHumansKidney Tubules, ProximalMaleMiceMice, Inbred C57BLReal-Time Polymerase Chain ReactionRenal Insufficiency, ChronicConceptsTubulointerstitial fibrosisTubule epithelial cellsCKD patientsUUO miceHK-2 cell modelChronic kidney disease patientsTGF-β1/Smad signalingUnilateral ureteral obstruction animal modelEpithelial cellsKidney disease patientsHealthy control subjectsKidney biopsy specimensProximal tubule epithelial cellsRenal tubule epithelial cellsRenal proximal tubule epithelial cellsHK-2 cellsPotential therapeutic targetRenal inflammationTubulointerstitial injuryRenal functionUUO groupKidney functionProfibrotic mechanismsControl subjectsDisease patients
2020
Inhibiting calpain 1 and 2 in cyclin G associated kinase–knockout mice mitigates podocyte injury
Tian X, Inoue K, Zhang Y, Wang Y, Sperati CJ, Pedigo CE, Zhao T, Yan M, Groener M, Moledina DG, Ebenezer K, Li W, Zhang Z, Liebermann D, Greene L, Greer P, Parikh CR, Ishibe S. Inhibiting calpain 1 and 2 in cyclin G associated kinase–knockout mice mitigates podocyte injury. JCI Insight 2020, 5: e142740. PMID: 33208557, PMCID: PMC7710277, DOI: 10.1172/jci.insight.142740.Peer-Reviewed Original ResearchConceptsCalpain-1Chronic kidney diseaseDegree of proteinuriaCalpain inhibitor IIIGlomeruli of patientsProgressive proteinuriaCalpain protease activityGlobal glomerulosclerosisGlomerular injuryKidney functionKidney diseaseKidney failureCalcium dysregulationPodocyte injuryPodocyte-specific deletionPodocyte damageG associated kinaseProtective roleCalpain activationProteinuriaGlomerulosclerosisMiceReduced expressionStriking increaseInjury