2023
Inactivation of Invs/Nphp2 in renal epithelial cells drives infantile nephronophthisis like phenotypes in mouse
Li Y, Xu W, Makova S, Brueckner M, Sun Z. Inactivation of Invs/Nphp2 in renal epithelial cells drives infantile nephronophthisis like phenotypes in mouse. ELife 2023, 12: e82395. PMID: 36920028, PMCID: PMC10154023, DOI: 10.7554/elife.82395.Peer-Reviewed Original ResearchConceptsFlox/Valproic acidRenal fibrosisCyst formationEnd-stage renal diseaseMutant miceHistone deacetylase inhibitor valproic acidKidney function declineStage renal diseaseCell proliferationInhibitor valproic acidEpithelial-stromal crosstalkKnockout mouse modelRenal cyst formationCyst burdenRenal diseaseFunction declineInterstitial fibrosisDisease progressionStromal fibrosisTargeted therapyInfantile nephronophthisisMouse modelMyofibroblast activationRenal epithelial cells
2011
The γ-Secretase Cleavage Product of Polycystin-1 Regulates TCF and CHOP-Mediated Transcriptional Activation through a p300-Dependent Mechanism
Merrick D, Chapin H, Baggs JE, Yu Z, Somlo S, Sun Z, Hogenesch JB, Caplan MJ. The γ-Secretase Cleavage Product of Polycystin-1 Regulates TCF and CHOP-Mediated Transcriptional Activation through a p300-Dependent Mechanism. Developmental Cell 2011, 22: 197-210. PMID: 22178500, PMCID: PMC3264829, DOI: 10.1016/j.devcel.2011.10.028.Peer-Reviewed Original ResearchMeSH KeywordsAmyloid Precursor Protein SecretasesAnimalsApoptosisCell ProliferationCells, CulturedCystsEmbryo, NonmammalianHumansImmunoblottingImmunoprecipitationKidneyP300-CBP Transcription FactorsPhenotypePolycystic Kidney, Autosomal DominantTCF Transcription FactorsTranscription Factor CHOPTranscriptional ActivationTRPP Cation ChannelsWnt Signaling PathwayZebrafishConceptsCarboxy-terminal tailPolycystin-1P300-dependent mechanismTranscription factor TCFTranscriptional coactivator p300Cultured renal epithelial cellsΓ-secretase-mediated cleavageAutosomal dominant polycystic kidney diseaseRenal epithelial cellsTranscriptional activationZebrafish embryosCoactivator p300Γ-secretase activityNormal growth ratePKD1 expressionNull cellsProtein fragmentsCyst formationΓ-secretase inhibitionCHOP pathwayApoptosisEpithelial cellsCleavage productsPolycystic kidney diseaseExpression
2010
The zebrafish foxj1a transcription factor regulates cilia function in response to injury and epithelial stretch
Hellman NE, Liu Y, Merkel E, Austin C, Le Corre S, Beier DR, Sun Z, Sharma N, Yoder BK, Drummond IA. The zebrafish foxj1a transcription factor regulates cilia function in response to injury and epithelial stretch. Proceedings Of The National Academy Of Sciences Of The United States Of America 2010, 107: 18499-18504. PMID: 20937855, PMCID: PMC2972951, DOI: 10.1073/pnas.1005998107.Peer-Reviewed Original ResearchConceptsCilia functionTektin-1Primary response geneRole of ciliaKidney cyst formationEpithelial stretchRenal cyst formationCiliogenic genesTranscriptional networksFoxj1a expressionDevelopmental patterningTranscriptional regulatorsTissue damageKidney ischemia-reperfusion injuryTranscription factorsFoxj1aOrgan homeostasisResponse genesCilia genesUncharacterized componentsCyst formationPronephric tubulesAcute kidney injuryIschemia-reperfusion injuryCilia motility
2009
Chemical modifier screen identifies HDAC inhibitors as suppressors of PKD models
Cao Y, Semanchik N, Lee SH, Somlo S, Barbano PE, Coifman R, Sun Z. Chemical modifier screen identifies HDAC inhibitors as suppressors of PKD models. Proceedings Of The National Academy Of Sciences Of The United States Of America 2009, 106: 21819-21824. PMID: 19966229, PMCID: PMC2799791, DOI: 10.1073/pnas.0911987106.Peer-Reviewed Original ResearchConceptsKidney cyst formationCommon human genetic diseasesLarge-scale high-throughput screensHDAC inhibitorsBody curvatureChemical modifier screensHuman genetic diseasesPolycystic kidney diseaseHigh-throughput screenModifier screenSpecific HDAC inhibitorsCyst formationClass I HDACsCausal genesKnockdown animalsCiliary signalsPKD pathogenesisPan-HDAC inhibitorsPKD modelLaterality defectsGenetic diseasesPKD treatmentZebrafishAutosomal dominant polycystic kidney diseaseDrug candidates
2008
Zebrafish Tsc1 reveals functional interactions between the cilium and the TOR pathway
DiBella LM, Park A, Sun Z. Zebrafish Tsc1 reveals functional interactions between the cilium and the TOR pathway. Human Molecular Genetics 2008, 18: 595-606. PMID: 19008302, PMCID: PMC2722215, DOI: 10.1093/hmg/ddn384.Peer-Reviewed Original ResearchConceptsKidney cyst formationTOR pathwayCiliary mutantsLeft-right asymmetry defectsVertebrate body planCell surface organellesMultiple signaling pathwaysElongation of ciliaLeft-right asymmetryMorpholino knockdownVertebrate cellsAsymmetry defectsBody planCiliary genesEnvironmental signalsCyst formationKnockdown animalsSensory organellesCilia functionSurface organellesCiliary signalsProtein productsSignaling pathwaysSame pathwayWnt pathwayCystic Kidney Gene seahorse Regulates Cilia-Mediated Processes and Wnt Pathways
Kishimoto N, Cao Y, Park A, Sun Z. Cystic Kidney Gene seahorse Regulates Cilia-Mediated Processes and Wnt Pathways. Developmental Cell 2008, 14: 954-961. PMID: 18539122, DOI: 10.1016/j.devcel.2008.03.010.Peer-Reviewed Original ResearchConceptsWnt pathwayCiliary signalsImportant sensory organelleKidney cyst formationNoncanonical Wnt pathwayCanonical Wnt pathwayLeft-right asymmetryCilia assemblySensory organellesCiliated tissuesCellular eventsCell typesSeahorsesCiliary functionPathwayCiliaCyst formationDishevelledInversinGastrulationVertebratesOrganellesTranscriptsProteinCascade