2024
Glis2 is an early effector of polycystin signaling and a target for therapy in polycystic kidney disease
Zhang C, Rehman M, Tian X, Pei S, Gu J, Bell T, Dong K, Tham M, Cai Y, Wei Z, Behrens F, Jetten A, Zhao H, Lek M, Somlo S. Glis2 is an early effector of polycystin signaling and a target for therapy in polycystic kidney disease. Nature Communications 2024, 15: 3698. PMID: 38693102, PMCID: PMC11063051, DOI: 10.1038/s41467-024-48025-6.Peer-Reviewed Original ResearchConceptsMouse models of autosomal dominant polycystic kidney diseaseModel of autosomal dominant polycystic kidney diseasePolycystin signalingAutosomal dominant polycystic kidney diseasePolycystin-1Polycystic kidney diseaseTreat autosomal dominant polycystic kidney diseaseGlis2Primary ciliaKidney tubule cellsSignaling pathwayMouse modelDominant polycystic kidney diseasePotential therapeutic targetTranslatomeAntisense oligonucleotidesKidney diseasePolycystinMouse kidneyFunctional effectorsCyst formationTherapeutic targetInactivationFunctional targetPharmacological targets
2021
A polycystin-2 protein with modified channel properties leads to an increased diameter of renal tubules and to renal cysts
Grosch M, Brunner K, Ilyaskin AV, Schober M, Staudner T, Schmied D, Stumpp T, Schmidt KN, Madej MG, Pessoa TD, Othmen H, Kubitza M, Osten L, de Vries U, Mair MM, Somlo S, Moser M, Kunzelmann K, Ziegler C, Haerteis S, Korbmacher C, Witzgall R. A polycystin-2 protein with modified channel properties leads to an increased diameter of renal tubules and to renal cysts. Journal Of Cell Science 2021, 134: jcs259013. PMID: 34345895, PMCID: PMC8435292, DOI: 10.1242/jcs.259013.Peer-Reviewed Original Research
2019
Cell-Autonomous Hedgehog Signaling Is Not Required for Cyst Formation in Autosomal Dominant Polycystic Kidney Disease
Ma M, Legué E, Tian X, Somlo S, Liem KF. Cell-Autonomous Hedgehog Signaling Is Not Required for Cyst Formation in Autosomal Dominant Polycystic Kidney Disease. Journal Of The American Society Of Nephrology 2019, 30: 2103-2111. PMID: 31451534, PMCID: PMC6830786, DOI: 10.1681/asn.2018121274.Peer-Reviewed Original ResearchConceptsHedgehog pathwayPolycystin-1Polycystin-2Autosomal dominant polycystic kidney diseaseMain causal genePolycystic kidney diseaseKidney cyst formationEpithelial cellsLevels of HedgehogCiliary genesDominant polycystic kidney diseaseMutant mouse kidneysRenal epithelial cellsCausal genesSignal transductionCell signalingGenetic manipulationPrimary ciliaCyst formationMultipass transmembraneHedgehog signalingConditional inactivationUnknown pathwayHedgehogKidney phenotype
2018
Polycystin-2-dependent control of cardiomyocyte autophagy
Criollo A, Altamirano F, Pedrozo Z, Schiattarella GG, Li DL, Rivera-Mejías P, Sotomayor-Flores C, Parra V, Villalobos E, Battiprolu PK, Jiang N, May HI, Morselli E, Somlo S, de Smedt H, Gillette TG, Lavandero S, Hill JA. Polycystin-2-dependent control of cardiomyocyte autophagy. Journal Of Molecular And Cellular Cardiology 2018, 118: 110-121. PMID: 29518398, DOI: 10.1016/j.yjmcc.2018.03.002.Peer-Reviewed Original ResearchConceptsAutosomal dominant polycystic kidney diseaseIntracellular CaCardiomyocyte autophagyAutophagic fluxBAPTA-AMDominant polycystic kidney diseaseStress-induced autophagySarcoplasmic reticulum CaPolycystic kidney diseasePolycystin-2Impaired autophagic fluxKidney diseaseKnockout miceConsiderable evidence pointsMTOR inhibitionReticulum CaExtracellular CaMultiple cell typesAutophagic activityAutophagy inductionHomeostasisAutophagyEvidence pointsAutophagic controlCell typesGlutamine metabolism via glutaminase 1 in autosomal-dominant polycystic kidney disease
Soomro I, Sun Y, Li Z, Diggs L, Hatzivassiliou G, Thomas AG, Rais R, Parker SJ, Slusher BS, Kimmelman AC, Somlo S, Skolnik EY. Glutamine metabolism via glutaminase 1 in autosomal-dominant polycystic kidney disease. Nephrology Dialysis Transplantation 2018, 33: 1343-1353. PMID: 29420817, PMCID: PMC6070111, DOI: 10.1093/ndt/gfx349.Peer-Reviewed Original ResearchConceptsCyst growthCB-839Mouse modelGlutaminase 1Glutamine metabolismAutosomal dominant polycystic kidney disease cellsAutosomal dominant polycystic kidney diseaseCyst-lining epithelial cellsNormal human kidneyCompensatory metabolic changesInhibited mammalian targetPolycystic kidney diseaseCyst-lining epitheliaTumor cell proliferationKidney diseaseAnimal modelsGLS1 inhibitionHuman ADPKD kidneysHuman kidneyMammalian targetVariable outcomesCyst formationMetabolic changesADPKDMetabolism of glutamine
2017
Ciliary Mechanisms of Cyst Formation in Polycystic Kidney Disease
Ma M, Gallagher AR, Somlo S. Ciliary Mechanisms of Cyst Formation in Polycystic Kidney Disease. Cold Spring Harbor Perspectives In Biology 2017, 9: a028209. PMID: 28320755, PMCID: PMC5666631, DOI: 10.1101/cshperspect.a028209.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsCiliaCystsHedgehog ProteinsHomeostasisHumansPolycystic Kidney, Autosomal DominantSignal TransductionConceptsPolycystin-2Autosomal dominant polycystic kidney diseaseCalcium-mediated signalsRole of ciliaDisruption of ciliaPolycystic kidney diseaseCellular processesCausal genesTransmembrane proteinTissue homeostasisCilia functionPrimary ciliaPolycystinsGenetic studiesHomeostatic maintenanceSignal integrationUnknown mechanismApical surfaceNephron structuresCiliaKidney tubule cellsIntact ciliaPrivileged compartmentActive remodelingTubule structure
2016
Double inhibition of cAMP and mTOR signalling may potentiate the reduction of cell growth in ADPKD cells
de Stephanis L, Bonon A, Varani K, Lanza G, Gafà R, Pinton P, Pema M, Somlo S, Boletta A, Aguiari G. Double inhibition of cAMP and mTOR signalling may potentiate the reduction of cell growth in ADPKD cells. Clinical And Experimental Nephrology 2016, 21: 203-211. PMID: 27278932, PMCID: PMC5496448, DOI: 10.1007/s10157-016-1289-1.Peer-Reviewed Original ResearchMeSH KeywordsAdenosineAdenosine A3 Receptor AgonistsAnimalsCell LineCell ProliferationCREB-Binding ProteinCyclic AMPDisease Models, AnimalDrug SynergismDrug Therapy, CombinationExtracellular Signal-Regulated MAP KinasesGenetic Predisposition to DiseaseHumansKidneyMice, Inbred C57BLMice, KnockoutPhenotypePhosphorylationPolycystic Kidney, Autosomal DominantProtein Kinase InhibitorsSignal TransductionSirolimusTime FactorsTOR Serine-Threonine KinasesTRPP Cation ChannelsConceptsCl-IBADPKD patientsCell proliferationADPKD cellsActivation of A3ARCell growthAgonist Cl-IBPolycystin-1MethodsThe inhibitionCombined sequential treatmentRenal functionKidney weightAbnormal cell proliferationERK kinase activityRenal pathologyA3 receptorsInhibition of CREBKidney tissueKinase activityPolycystin-2Marked reductionDirect cell countingKidney cystsMutations of PKD1ERK phosphorylation
2015
Phosphoinositide 3-Kinase-C2α Regulates Polycystin-2 Ciliary Entry and Protects against Kidney Cyst Formation
Franco I, Margaria JP, De Santis MC, Ranghino A, Monteyne D, Chiaravalli M, Pema M, Campa CC, Ratto E, Gulluni F, Perez-Morga D, Somlo S, Merlo GR, Boletta A, Hirsch E. Phosphoinositide 3-Kinase-C2α Regulates Polycystin-2 Ciliary Entry and Protects against Kidney Cyst Formation. Journal Of The American Society Of Nephrology 2015, 27: 1135-1144. PMID: 26271513, PMCID: PMC4814170, DOI: 10.1681/asn.2014100967.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsCiliaClass II Phosphatidylinositol 3-KinasesKidney Diseases, CysticMaleMiceSignal TransductionTRPP Cation ChannelsConceptsPI3K-C2αCiliary componentsPolycystin-2Primary ciliaRecycling endosome compartmentKidney cyst formationDuct 3 cellsCiliary entryCilium baseElongation defectsCargo proteinsCilium morphogenesisSubcellular locationPhosphoinositide 3Endosome compartmentTubule developmentProliferation signalsCiliary transportCyst formationCystic kidney diseaseIschemia/reperfusion-induced renal damageGenetic modelsCiliaCyst developmentKey mediatorThe Future of Polycystic Kidney Disease Research—As Seen By the 12 Kaplan Awardees
Antignac C, Calvet JP, Germino GG, Grantham JJ, Guay-Woodford LM, Harris PC, Hildebrandt F, Peters DJ, Somlo S, Torres VE, Walz G, Zhou J, Yu AS. The Future of Polycystic Kidney Disease Research—As Seen By the 12 Kaplan Awardees. Journal Of The American Society Of Nephrology 2015, 26: 2081-2095. PMID: 25952256, PMCID: PMC4552123, DOI: 10.1681/asn.2014121192.Peer-Reviewed Original ResearchAnimalsBiomedical ResearchCiliaGenes, ModifierHumansKidney TubulesMechanistic Target of Rapamycin Complex 1Microtubule-Associated ProteinsMolecular Targeted TherapyMultiprotein ComplexesPhenotypePolycystic Kidney, Autosomal DominantRenal InsufficiencySignal TransductionTOR Serine-Threonine KinasesTRPP Cation Channels
2012
Polycystin-1 regulates amphiregulin expression through CREB and AP1 signalling: implications in ADPKD cell proliferation
Aguiari G, Bizzarri F, Bonon A, Mangolini A, Magri E, Pedriali M, Querzoli P, Somlo S, Harris PC, Catizone L, del Senno L. Polycystin-1 regulates amphiregulin expression through CREB and AP1 signalling: implications in ADPKD cell proliferation. Journal Of Molecular Medicine 2012, 90: 1267-1282. PMID: 22570239, PMCID: PMC4028691, DOI: 10.1007/s00109-012-0902-3.Peer-Reviewed Original ResearchMeSH KeywordsAmphiregulinAnimalsCell ProliferationCyclic AMPCyclic AMP Response Element-Binding ProteinEGF Family of ProteinsGene SilencingGlycoproteinsHEK293 CellsHumansIntercellular Signaling Peptides and ProteinsMiceMutagenesisMutationOligonucleotide Array Sequence AnalysisPhosphorylationPolycystic Kidney, Autosomal DominantPromoter Regions, GeneticSignal TransductionTranscription Factor AP-1TRPP Cation ChannelsConceptsActivator protein-1Cystic cellsCell proliferationFull-length PC1ADPKD cell proliferationCell growthEpidermal growth factor-like peptidesGrowth factor-like peptidesAutosomal dominant polycystic kidney diseaseRenal cyst developmentAbnormal cell proliferationChromatin immunoprecipitationPolycystin-1Key activatorEGFR activityMicroarray analysisAmphiregulin genesNew potential therapeutic targetsLuciferase assayFactor-like peptidesProtein 1Potential therapeutic targetCell linesAmphiregulin expressionCyst development