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 StatementsConceptsChronic 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
New Insights into the Immunity and Podocyte in Glomerular Health and Disease: From Pathogenesis to Therapy in Proteinuric Kidney Disease
Medina Rangel P, Priyadarshini A, Tian X. New Insights into the Immunity and Podocyte in Glomerular Health and Disease: From Pathogenesis to Therapy in Proteinuric Kidney Disease. Integrative Medicine In Nephrology And Andrology 2021, 8: 5. DOI: 10.4103/imna.imna_26_21.Peer-Reviewed Original ResearchProteinuric kidney diseaseKidney diseaseGlomerular injuryPodocyte injuryChronic kidney diseaseMillions of patientsAdaptive immune systemGlomerular filtration barrierImmune cellsImmune mechanismsTherapeutic implicationsTherapeutic targetGlomerular healthImmune systemInjuryComplement componentsDiseaseEpithelial cellsPodocytesFiltration barrierPresent reviewRecent findingsRecent studiesCellsPatients
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 increaseInjuryRole of Transient Receptor Potential Canonical Channel 6 (TRPC6) in Diabetic Kidney Disease by Regulating Podocyte Actin Cytoskeleton Rearrangement
Wang Q, Tian X, Wang Y, Wang Y, Li J, Zhao T, Li P. Role of Transient Receptor Potential Canonical Channel 6 (TRPC6) in Diabetic Kidney Disease by Regulating Podocyte Actin Cytoskeleton Rearrangement. Journal Of Diabetes Research 2020, 2020: 6897390. PMID: 31998809, PMCID: PMC6964719, DOI: 10.1155/2020/6897390.Peer-Reviewed Reviews, Practice Guidelines, Standards, and Consensus StatementsConceptsDiabetic kidney diseaseTransient receptor potential canonical channel 6Proteinuric kidney diseaseKidney diseaseMechanisms of DKDMultiple pathogenic factorsActin cytoskeleton rearrangementNew therapeutic targetsCytoskeleton rearrangementDKD patientsChannel 6Glomerular injuryPodocyte injuryPathogenic factorsTherapeutic targetDiseaseInjuryPodocytesCritical rolePatientsProgression
2019
Inhibition of Endocytosis of Clathrin-Mediated Angiotensin II Receptor Type 1 in Podocytes Augments Glomerular Injury
Inoue K, Tian X, Velazquez H, Soda K, Wang Z, Pedigo CE, Wang Y, Cross E, Groener M, Shin JW, Li W, Hassan H, Yamamoto K, Mundel P, Ishibe S. Inhibition of Endocytosis of Clathrin-Mediated Angiotensin II Receptor Type 1 in Podocytes Augments Glomerular Injury. Journal Of The American Society Of Nephrology 2019, 30: 2307-2320. PMID: 31511362, PMCID: PMC6900791, DOI: 10.1681/asn.2019010053.Peer-Reviewed Original ResearchMeSH KeywordsAdaptor Proteins, Signal TransducingAlbuminuriaAngiotensin IIAnimalsCalcium SignalingCells, CulturedClathrin-Coated VesiclesCreatinineDynamin IDynamin IIEndocytosisGlomerulonephritisHemodynamicsKidney GlomerulusMaleMiceMice, KnockoutNeuropeptidesPodocytesPseudopodiaRac1 GTP-Binding ProteinReceptor, Angiotensin, Type 1ConceptsDouble knockout miceAngiotensin II receptor type 1Receptor type 1Renin-angiotensin system blockersType 1Renin-angiotensin systemPrimary podocytesEffects of AngIIImproved albuminuriaSystem blockersGlomerular hyperfiltrationGlomerular filtration barrierGlomerular injuryKidney functionAngiotensin IIKidney failurePodocyte injuryProtective effectCalcium influxRac1 activationAngII stimulationMice exhibitAngIIGenetic ablationMice
2017
Loss of the podocyte glucocorticoid receptor exacerbates proteinuria after injury
Zhou H, Tian X, Tufro A, Moeckel G, Ishibe S, Goodwin J. Loss of the podocyte glucocorticoid receptor exacerbates proteinuria after injury. Scientific Reports 2017, 7: 9833. PMID: 28852159, PMCID: PMC5575043, DOI: 10.1038/s41598-017-10490-z.Peer-Reviewed Original ResearchConceptsKnockout miceGlucocorticoid receptorNephrotic syndromeSimilar renal functionMainstay of therapyReceptor knockout miceTreatment of proteinuriaFoot process effacementMechanism of actionImmunomodulatory therapyRenal functionGlomerular injuryProtein excretionKO miceCommon disorderNephrotoxic serumPodocyte injuryPodocyte-specific deletionMouse modelSlit diaphragm proteinsWild-type podocytesProcess effacementProteinuriaUnstimulated conditionsKnockout animals
2016
Targeting the podocyte cytoskeleton: from pathogenesis to therapy in proteinuric kidney disease
Tian X, Ishibe S. Targeting the podocyte cytoskeleton: from pathogenesis to therapy in proteinuric kidney disease. Nephrology Dialysis Transplantation 2016, 31: 1577-1583. PMID: 26968197, PMCID: PMC5039341, DOI: 10.1093/ndt/gfw021.Peer-Reviewed Reviews, Practice Guidelines, Standards, and Consensus StatementsConceptsProteinuric kidney diseaseKidney diseaseGlomerular filtration barrierChronic kidney diseaseLack of therapyFiltration barrierIntact glomerular filtration barrierMillions of patientsImportance of podocytesHuman nephrotic syndromeGlomerular injuryNephrotic syndromeTherapeutic implicationsTherapeutic targetPodocyte actin cytoskeletonDisease pathogenesisExciting new dataPathogenesisEpithelial cellsGenetic mutationsDiseasePodocyte cytoskeletonTherapyProgressionPodocytes
2014
Podocyte-associated talin1 is critical for glomerular filtration barrier maintenance
Tian X, Kim JJ, Monkley SM, Gotoh N, Nandez R, Soda K, Inoue K, Balkin DM, Hassan H, Son SH, Lee Y, Moeckel G, Calderwood DA, Holzman LB, Critchley DR, Zent R, Reiser J, Ishibe S. Podocyte-associated talin1 is critical for glomerular filtration barrier maintenance. Journal Of Clinical Investigation 2014, 124: 1098-1113. PMID: 24531545, PMCID: PMC3934159, DOI: 10.1172/jci69778.Peer-Reviewed Original ResearchConceptsNephrotic syndromeFoot process effacementLoss of talin1Glomerular filtration barrierGlomerular injuryMurine modelProcess effacementKidney's glomerular filtration barrierFiltration barrierGlomerular basement membraneSevere proteinuriaKidney failurePharmacologic inhibitionSyndromeBarrier maintenanceCalpain activityIntegrin activationEpithelial cellsPodocytesModest reductionΒ1 integrin activationBasement membranePathogenesisInjuryCytoskeletal protein talin1