2023
Pleiotropic role of TRAF7 in skull-base meningiomas and congenital heart disease
Mishra-Gorur K, Barak T, Kaulen L, Henegariu O, Jin S, Aguilera S, Yalbir E, Goles G, Nishimura S, Miyagishima D, Djenoune L, Altinok S, K. D, Viviano S, Prendergast A, Zerillo C, Ozcan K, Baran B, Sencar L, Goc N, Yarman Y, Ercan-Sencicek A, Bilguvar K, Lifton R, Moliterno J, Louvi A, Yuan S, Deniz E, Brueckner M, Gunel M. Pleiotropic role of TRAF7 in skull-base meningiomas and congenital heart disease. Proceedings Of The National Academy Of Sciences Of The United States Of America 2023, 120: e2214997120. PMID: 37043537, PMCID: PMC10120005, DOI: 10.1073/pnas.2214997120.Peer-Reviewed Original ResearchConceptsWild-type proteinInherited mutationsCardiac outflow tractDevelopmental heart defectsProtein functionLack ciliaPleiotropic rolesMechanistic convergenceNeural crestCiliary defectsSomatic variantsForebrain meningesCommon originDominant mannerMutationsTRAF7ZebrafishMutantsDisparate pathologiesHeterodimerizationKnockdownGeneticsProteinCiliaCongenital heart
2019
The Notch pathway in CNS homeostasis and neurodegeneration
Ho DM, Artavanis‐Tsakonas S, Louvi A. The Notch pathway in CNS homeostasis and neurodegeneration. WIREs Mechanisms Of Disease 2019, 9: e358. PMID: 31502763, DOI: 10.1002/wdev.358.Peer-Reviewed Original ResearchConceptsNervous system developmentCNS homeostasisNotch pathway activityNeurodegenerative diseasesCerebral autosomal dominant arteriopathyAcute brain traumaChronic neurodegenerative conditionsProgressive neurodegenerative diseaseAutosomal dominant arteriopathyCellular contextCentral nervous systemAmyotrophic lateral sclerosisNotch signalsAdult organismNotch activityNotch pathwayNeural developmentMultiple sclerosisAdult neurogenesisBrain traumaPathway activitySubcortical infarctsLateral sclerosisNOTCH3 mutationsHereditary stroke
2017
Disruptions in asymmetric centrosome inheritance and WDR62-Aurora kinase B interactions in primary microcephaly
Sgourdou P, Mishra-Gorur K, Saotome I, Henagariu O, Tuysuz B, Campos C, Ishigame K, Giannikou K, Quon JL, Sestan N, Caglayan AO, Gunel M, Louvi A. Disruptions in asymmetric centrosome inheritance and WDR62-Aurora kinase B interactions in primary microcephaly. Scientific Reports 2017, 7: 43708. PMID: 28272472, PMCID: PMC5341122, DOI: 10.1038/srep43708.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsAurora Kinase BBrainCell CycleCell Cycle ProteinsCell DifferentiationCell ProliferationCentrosomeConsanguinityDisease Models, AnimalEpistasis, GeneticFluorescent Antibody TechniqueGene ExpressionHumansInheritance PatternsMaleMiceMice, KnockoutMicrocephalyMutationNerve Tissue ProteinsNeural Stem CellsPedigreeWhole Genome SequencingConceptsChromosome passenger complexPatient-derived fibroblastsCentrosome inheritanceNeocortical progenitorsDisease-associated mutant formsSpindle pole localizationAurora kinase BPassenger complexMitotic progressionMouse orthologDiverse functionsMutant formsWD repeat domain 62Key regulatorCPC componentsKinase BPole localizationPrimary microcephalyLate neurogenesisRecessive mutationsNeuronal differentiationWDR62Severe brain malformationsReduced proliferationNeocortical development
2015
Integrated genomic characterization of IDH1-mutant glioma malignant progression
Bai H, Harmancı AS, Erson-Omay EZ, Li J, Coşkun S, Simon M, Krischek B, Özduman K, Omay SB, Sorensen EA, Turcan Ş, Bakırcığlu M, Carrión-Grant G, Murray PB, Clark VE, Ercan-Sencicek AG, Knight J, Sencar L, Altınok S, Kaulen LD, Gülez B, Timmer M, Schramm J, Mishra-Gorur K, Henegariu O, Moliterno J, Louvi A, Chan TA, Tannheimer SL, Pamir MN, Vortmeyer AO, Bilguvar K, Yasuno K, Günel M. Integrated genomic characterization of IDH1-mutant glioma malignant progression. Nature Genetics 2015, 48: 59-66. PMID: 26618343, PMCID: PMC4829945, DOI: 10.1038/ng.3457.Peer-Reviewed Original ResearchConceptsDevelopmental transcription factorsActivation of MYCMalignant progressionGenomic approachesPI3K pathwayGlioma malignant progressionEpigenetic silencingIDH1 mutant gliomasTranscription factorsIntegrated genomic characterizationGenomic characterizationRTK-RASOncogenic pathwaysK pathwayClonal expansionPathwaySilencingMYCProgressionFunctional Synergy between Cholecystokinin Receptors CCKAR and CCKBR in Mammalian Brain Development
Nishimura S, Bilgüvar K, Ishigame K, Sestan N, Günel M, Louvi A. Functional Synergy between Cholecystokinin Receptors CCKAR and CCKBR in Mammalian Brain Development. PLOS ONE 2015, 10: e0124295. PMID: 25875176, PMCID: PMC4398320, DOI: 10.1371/journal.pone.0124295.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsAnimals, NewbornBone Morphogenetic Protein 7Cell MovementChemokine CXCL12CholecystokininCorpus CallosumEmbryo, MammalianGene Expression ProfilingGene Expression Regulation, DevelopmentalHomozygoteHumansInterneuronsMiceMice, KnockoutMidline Thalamic NucleiMutationNeocortexNeuropilin-2Receptor, Cholecystokinin AReceptor, Cholecystokinin BReceptors, N-Methyl-D-AspartateSignal TransductionTranscriptomeConceptsCCK receptorsBrain developmentMammalian neocortical developmentCentral nervous systemCortical interneuron migrationHomozygous mutant miceMammalian brain developmentPeripheral organsReceptor lossCorpus callosumCortical developmentPostnatal brainAbundant neuropeptideNervous systemInterneuron migrationMutant miceEmbryonic neocortexNeocortical developmentReceptorsPeptide hormonesG proteinsCholecystokininReciprocal expressionCCKBRBrain
2014
Mutations in KATNB1 Cause Complex Cerebral Malformations by Disrupting Asymmetrically Dividing Neural Progenitors
Mishra-Gorur K, Çağlayan AO, Schaffer AE, Chabu C, Henegariu O, Vonhoff F, Akgümüş GT, Nishimura S, Han W, Tu S, Baran B, Gümüş H, Dilber C, Zaki MS, Hossni HA, Rivière JB, Kayserili H, Spencer EG, Rosti RÖ, Schroth J, Per H, Çağlar C, Çağlar Ç, Dölen D, Baranoski JF, Kumandaş S, Minja FJ, Erson-Omay EZ, Mane SM, Lifton RP, Xu T, Keshishian H, Dobyns WB, C. N, Šestan N, Louvi A, Bilgüvar K, Yasuno K, Gleeson JG, Günel M. Mutations in KATNB1 Cause Complex Cerebral Malformations by Disrupting Asymmetrically Dividing Neural Progenitors. Neuron 2014, 84: 1226-1239. PMID: 25521378, PMCID: PMC5024344, DOI: 10.1016/j.neuron.2014.12.014.Peer-Reviewed Original ResearchConceptsComplex cerebral malformationsCerebral cortical malformationsMicrotubule-severing enzyme kataninExome sequencing analysisMitotic spindle formationDrosophila optic lobeCerebral malformationsPatient-derived fibroblastsCell cycle progression delayCortical malformationsMotor neuronsComplex malformationsMicrotubule-associated proteinsCortical developmentReduced cell numberOptic lobeRegulatory subunitBrain developmentCatalytic subunitDeleterious mutationsSpindle formationSupernumerary centrosomesArborization defectsMalformationsHuman phenotypes
2012
Notch and disease: A growing field
Louvi A, Artavanis-Tsakonas S. Notch and disease: A growing field. Seminars In Cell And Developmental Biology 2012, 23: 473-480. PMID: 22373641, PMCID: PMC4369912, DOI: 10.1016/j.semcdb.2012.02.005.Peer-Reviewed Original ResearchConceptsCellular fate choicesAdult stem cellsInvolvement of NotchFate choiceNotch receptorsHuman diseasesNormal developmentPleiotropic fashionStem cellsRational therapeutic avenueBiologyTherapeutic avenuesBroad actionPathwayProfound involvementComplex controlExperimental systemNotchRelated pathologiesCellsReceptorsPathobiology
2011
Recessive LAMC3 mutations cause malformations of occipital cortical development
Barak T, Kwan KY, Louvi A, Demirbilek V, Saygı S, Tüysüz B, Choi M, Boyacı H, Doerschner K, Zhu Y, Kaymakçalan H, Yılmaz S, Bakırcıoğlu M, Çağlayan A, Öztürk A, Yasuno K, Brunken WJ, Atalar E, Yalçınkaya C, Dinçer A, Bronen RA, Mane S, Özçelik T, Lifton RP, Šestan N, Bilgüvar K, Günel M. Recessive LAMC3 mutations cause malformations of occipital cortical development. Nature Genetics 2011, 43: 590-594. PMID: 21572413, PMCID: PMC3329933, DOI: 10.1038/ng.836.Peer-Reviewed Original Research
2010
Whole-exome sequencing identifies recessive WDR62 mutations in severe brain malformations
Bilgüvar K, Öztürk A, Louvi A, Kwan KY, Choi M, Tatlı B, Yalnızoğlu D, Tüysüz B, Çağlayan A, Gökben S, Kaymakçalan H, Barak T, Bakırcıoğlu M, Yasuno K, Ho W, Sanders S, Zhu Y, Yılmaz S, Dinçer A, Johnson MH, Bronen RA, Koçer N, Per H, Mane S, Pamir MN, Yalçınkaya C, Kumandaş S, Topçu M, Özmen M, Šestan N, Lifton RP, State MW, Günel M. Whole-exome sequencing identifies recessive WDR62 mutations in severe brain malformations. Nature 2010, 467: 207-210. PMID: 20729831, PMCID: PMC3129007, DOI: 10.1038/nature09327.Peer-Reviewed Original ResearchConceptsAbnormal cortical developmentWD repeat domain 62 (WDR62) geneSevere brain malformationsWhole-exome sequencingBrain abnormalitiesBrain malformationsCortical developmentMolecular pathogenesisCerebellar hypoplasiaWDR62 mutationsEmbryonic neurogenesisDiagnostic classificationMicrocephaly genesSmall family sizeGenetic heterogeneityWide spectrumRecessive mutationsPachygyriaPathogenesisHypoplasiaNeocortexNeurogenesisAbnormalitiesMalformationsMutations
2009
Apoptotic Functions of PDCD10/CCM3, the Gene Mutated in Cerebral Cavernous Malformation 3
Chen L, Tanriover G, Yano H, Friedlander R, Louvi A, Gunel M. Apoptotic Functions of PDCD10/CCM3, the Gene Mutated in Cerebral Cavernous Malformation 3. Stroke 2009, 40: 1474-1481. PMID: 19246713, PMCID: PMC2709460, DOI: 10.1161/strokeaha.108.527135.Peer-Reviewed Original ResearchMeSH KeywordsApoptosisApoptosis Regulatory ProteinsCaspase 3Central Nervous System NeoplasmsCulture Media, Serum-FreeEndothelial CellsGene Expression Regulation, NeoplasticHeLa CellsHemangioma, Cavernous, Central Nervous SystemHumansIn Situ Nick-End LabelingMembrane ProteinsMutationP38 Mitogen-Activated Protein KinasesProto-Oncogene ProteinsRNA, Small InterferingTransfectionUmbilical Veins
2008
PDCD10, the gene mutated in cerebral cavernous malformation 3, is expressed in the neurovascular unit.
Tanriover G, Boylan AJ, Diluna ML, Pricola KL, Louvi A, Gunel M. PDCD10, the gene mutated in cerebral cavernous malformation 3, is expressed in the neurovascular unit. Neurosurgery 2008, 62: 930-8; discussion 938. PMID: 18496199, DOI: 10.1227/01.neu.0000318179.02912.ca.Peer-Reviewed Original ResearchConceptsMultiple organ systemsNeurovascular unitPostnatal mouse brainCerebral cavernous malformation 3Mouse brainCell death 10 geneArterial endotheliumOrgan systemsGranule cell layerMessenger ribonucleic acid expressionRibonucleic acid expressionCCM3/PDCD10Brainstem tissueEmbryonic mouse brainSeptal nucleusCortical plateDentate gyrusHypothalamic nucleiOlfactory bulbHuman cerebralInferior colliculusSolid organ tissuesVenous structuresVenous endotheliumDisease pathogenesis
2006
CADASIL: A Critical Look at a Notch Disease
Louvi A, Arboleda-Velasquez JF, Artavanis-Tsakonas S. CADASIL: A Critical Look at a Notch Disease. Developmental Neuroscience 2006, 28: 5-12. PMID: 16508299, DOI: 10.1159/000090748.Peer-Reviewed Original Research
2005
CCM2 Expression Parallels That of CCM1
Seker A, Pricola KL, Guclu B, Ozturk AK, Louvi A, Gunel M. CCM2 Expression Parallels That of CCM1. Stroke 2005, 37: 518-523. PMID: 16373645, DOI: 10.1161/01.str.0000198835.49387.25.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsBlotting, WesternBrainCarrier ProteinsCells, CulturedCentral Nervous SystemCerebral CortexChlorocebus aethiopsCOS CellsEndothelium, VascularHumansImmunohistochemistryIn Situ HybridizationKRIT1 ProteinMiceMicrotubule-Associated ProteinsMuscle, SmoothMutationNeuronsPhenotypeProto-Oncogene ProteinsRNA, MessengerSignal TransductionTime FactorsTwo-Hybrid System TechniquesUmbilical VeinsConceptsCerebral cavernous malformationsProtein expressionExtracerebral tissuesFamilial cerebral cavernous malformationsArterial vascular endotheliumPostnatal mouse brainSmooth muscle cellsVascular wall elementsWestern blot analysisExpression patternsPyramidal neuronsVenous circulationCerebral tissueNeurovascular diseasesCavernous malformationsImmunohistochemical analysisVascular endotheliumMouse brainMRNA expressionMuscle cellsFoot processesEpithelial cellsExpression parallelsDisease phenotypeSpatial expression patternsSequence Variants in SLITRK1 Are Associated with Tourette's Syndrome
Abelson JF, Kwan KY, O'Roak BJ, Baek DY, Stillman AA, Morgan TM, Mathews CA, Pauls DL, Rašin M, Gunel M, Davis NR, Ercan-Sencicek AG, Guez DH, Spertus JA, Leckman JF, Dure LS, Kurlan R, Singer HS, Gilbert DL, Farhi A, Louvi A, Lifton RP, Šestan N, State MW. Sequence Variants in SLITRK1 Are Associated with Tourette's Syndrome. Science 2005, 310: 317-320. PMID: 16224024, DOI: 10.1126/science.1116502.Peer-Reviewed Original ResearchMeSH Keywords3' Untranslated RegionsAdolescentAnimalsAttention Deficit Disorder with HyperactivityBrainChildChild, PreschoolChromosome InversionChromosome MappingChromosomes, Human, Pair 13DNADNA Mutational AnalysisFemaleFrameshift MutationHumansIn Situ Hybridization, FluorescenceMaleMembrane ProteinsMiceMutationNerve Tissue ProteinsPedigreeSequence Analysis, DNATourette SyndromeConceptsSequence variantsTourette syndromeChromosomal inversionsFrameshift mutantsCandidate genesExpression patternsControl chromosomesPrimary neuronal culturesFrameshift mutationSLITRK1Independent occurrenceMotor ticsDevelopmental neuropsychiatric disordersChronic vocalNeuronal culturesIdentical variantsUnrelated probandsBrain regionsNeuropsychiatric disordersSyndrome
2004
Presenilin 1 in migration and morphogenesis in the central nervous system
Louvi A, Sisodia SS, Grove EA. Presenilin 1 in migration and morphogenesis in the central nervous system. Development 2004, 131: 3093-3105. PMID: 15163631, DOI: 10.1242/dev.01191.Peer-Reviewed Original ResearchMeSH KeywordsAmyloid Precursor Protein SecretasesAnimalsAspartic Acid EndopeptidasesBrainBrain StemBromodeoxyuridineCell DifferentiationCell DivisionCell MovementCentral Nervous SystemCerebellumColoring AgentsCyclin-Dependent Kinase 5Cyclin-Dependent KinasesCytoskeletonDopamine AgentsEndopeptidasesGene Expression Regulation, DevelopmentalHomozygoteImmunohistochemistryIn Situ HybridizationLightMembrane ProteinsMiceMutationNeuronsPresenilin-1Time FactorsConceptsCentral nervous systemNervous systemPresenilin 1Premature neuronal differentiationCNS morphogenesisCerebral cortexCortical dysplasiaCortical laminationExternal granule layerPontine nucleiPresenilin-1 functionCerebellar granule cell precursorsFacial branchiomotor nucleusTangential migratory pathwayCaudal midbrainGranule cell precursorsNeuronal cellsBrain developmentNeuronal migrationTangential migrationBranchiomotor nucleiCell precursorsNeuronal differentiationGranule layerMidline fusion
1997
Growth-Promoting Interaction of IGF-II with the Insulin Receptor during Mouse Embryonic Development
Louvi A, Accili D, Efstratiadis A. Growth-Promoting Interaction of IGF-II with the Insulin Receptor during Mouse Embryonic Development. Developmental Biology 1997, 189: 33-48. PMID: 9281335, DOI: 10.1006/dbio.1997.8666.Peer-Reviewed Original ResearchConceptsInsulin receptorGrowth-promoting interactionsMouse embryonic developmentMouse embryonic growthLigand/receptor interactionsGrowth-promoting functionEmbryonic day 13.5IGF-IINull mutantsTargeted MutagenesisGrowth of embryosMouse embryogenesisDouble mutantTriple mutantEmbryonic developmentGenetic evidenceIGF1R resultsOrgan hypoplasiaGenetic analysisMutantsEmbryonic growthType 1 IGF receptorDay 13.5Receptor interactionEmbryos