Featured Publications
PPIL4 is essential for brain angiogenesis and implicated in intracranial aneurysms in humans
Barak T, Ristori E, Ercan-Sencicek AG, Miyagishima DF, Nelson-Williams C, Dong W, Jin SC, Prendergast A, Armero W, Henegariu O, Erson-Omay EZ, Harmancı AS, Guy M, Gültekin B, Kilic D, Rai DK, Goc N, Aguilera SM, Gülez B, Altinok S, Ozcan K, Yarman Y, Coskun S, Sempou E, Deniz E, Hintzen J, Cox A, Fomchenko E, Jung SW, Ozturk AK, Louvi A, Bilgüvar K, Connolly ES, Khokha MK, Kahle KT, Yasuno K, Lifton RP, Mishra-Gorur K, Nicoli S, Günel M. PPIL4 is essential for brain angiogenesis and implicated in intracranial aneurysms in humans. Nature Medicine 2021, 27: 2165-2175. PMID: 34887573, PMCID: PMC8768030, DOI: 10.1038/s41591-021-01572-7.Peer-Reviewed Original ResearchConceptsGenome-wide association studiesPeptidyl-prolyl cis-transPathogenesis of IAContribution of variantsCommon genetic variantsVertebrate modelDeleterious mutationsWnt activatorAssociation studiesWhole-exome sequencingSignificant enrichmentGenetic variantsWntAngiogenesis regulatorsMutationsGene mutationsBrain angiogenesisIntracranial aneurysm ruptureJMJD6AngiogenesisCerebrovascular morphologyCerebrovascular integrityIntracerebral hemorrhageAneurysm ruptureVariants
2022
Mutation spectrum of congenital heart disease in a consanguineous Turkish population
Dong W, Kaymakcalan H, Jin SC, Diab NS, Tanıdır C, Yalcin ASY, Ercan‐Sencicek A, Mane S, Gunel M, Lifton RP, Bilguvar K, Brueckner M. Mutation spectrum of congenital heart disease in a consanguineous Turkish population. Molecular Genetics & Genomic Medicine 2022, 10: e1944. PMID: 35481623, PMCID: PMC9184665, DOI: 10.1002/mgg3.1944.Peer-Reviewed Original ResearchConceptsWhole-exome sequencingLaterality defectsUnique genetic architectureCongenital heart diseaseConsanguineous familyGenetic architectureCausal genesCHD genesGenome analysisHomozygous variantGenetic landscapeGenetic lesionsGenomic alterationsHeart diseaseConsanguineous populationFunction variantsRecessive variantsCHD probandsGenesType of CHDMutation spectrumStructural congenital heart diseaseVariantsCHD subjectsAdditional patients
2021
The genetic structure of the Turkish population reveals high levels of variation and admixture
Kars ME, Başak AN, Onat OE, Bilguvar K, Choi J, Itan Y, Çağlar C, Palvadeau R, Casanova JL, Cooper DN, Stenson PD, Yavuz A, Buluş H, Günel M, Friedman JM, Özçelik T. The genetic structure of the Turkish population reveals high levels of variation and admixture. Proceedings Of The National Academy Of Sciences Of The United States Of America 2021, 118: e2026076118. PMID: 34426522, PMCID: PMC8433500, DOI: 10.1073/pnas.2026076118.Peer-Reviewed Original ResearchConceptsGenetic structureTR populationGenome-wide association studiesRuns of homozygosityGenomes Project populationsHigh inbreeding coefficientsDisease gene discoveryHigh-quality haplotypesPotential medical relevanceGene discoveryExtensive admixturePhenotypic consequencesWhole genomeGenetic basisInbreeding coefficientSpecific genesRare rangeGenome variantsAssociation studiesGenetic relationshipsFunctional consequencesWhole exomeSpecific phenotypesGenotype imputationMedical relevanceDIAPH1 Variants in Non–East Asian Patients With Sporadic Moyamoya Disease
Kundishora AJ, Peters ST, Pinard A, Duran D, Panchagnula S, Barak T, Miyagishima DF, Dong W, Smith H, Ocken J, Dunbar A, Nelson-Williams C, Haider S, Walker RL, Li B, Zhao H, Thumkeo D, Marlier A, Duy PQ, Diab NS, Reeves BC, Robert SM, Sujijantarat N, Stratman AN, Chen YH, Zhao S, Roszko I, Lu Q, Zhang B, Mane S, Castaldi C, López-Giráldez F, Knight JR, Bamshad MJ, Nickerson DA, Geschwind DH, Chen SL, Storm PB, Diluna ML, Matouk CC, Orbach DB, Alper SL, Smith ER, Lifton RP, Gunel M, Milewicz DM, Jin SC, Kahle KT. DIAPH1 Variants in Non–East Asian Patients With Sporadic Moyamoya Disease. JAMA Neurology 2021, 78: 993-1003. PMID: 34125151, PMCID: PMC8204259, DOI: 10.1001/jamaneurol.2021.1681.Peer-Reviewed Original ResearchConceptsSporadic moyamoya diseaseMoyamoya diseaseValidation cohortDiscovery cohortIntracranial internal carotid arteryRisk genesBilateral moyamoya diseaseTransfusion-dependent thrombocytopeniaLarger validation cohortNon-East Asian patientsInternal carotid arteryAsian individualsCompound heterozygous variantsNon-East AsiansProgressive vasculopathyTransmitted variantsAsian patientsChildhood strokeMedical recordsCarotid arteryTherapeutic ramificationsMAIN OUTCOMEMouse brain tissuePatientsUS hospitalsExome sequencing identifies SLIT2 variants in primary CNS lymphoma
Kaulen LD, Erson‐Omay E, Henegariu O, Karschnia P, Huttner A, Günel M, Baehring JM. Exome sequencing identifies SLIT2 variants in primary CNS lymphoma. British Journal Of Haematology 2021, 193: 375-379. PMID: 33481259, DOI: 10.1111/bjh.17319.Peer-Reviewed Original ResearchConceptsPrimary central nervous system lymphomaShorter progression-free survivalCentral nervous system lymphomaRole of SLIT2Primary CNS lymphomaProgression-free survivalLarger validation cohortNervous system lymphomaShorter overall survivalPossible prognostic implicationsWarrants further investigationCNS lymphomaTumor DNA samplesOverall survivalPCNSL patientsSystem lymphomaPrognostic implicationsValidation cohortPCNSL pathogenesisLymphoid malignanciesFunction variantsTumor suppressor geneExome sequencingLuciferase assayLymphoma
2020
Exome sequencing implicates genetic disruption of prenatal neuro-gliogenesis in sporadic congenital hydrocephalus
Jin SC, Dong W, Kundishora AJ, Panchagnula S, Moreno-De-Luca A, Furey CG, Allocco AA, Walker RL, Nelson-Williams C, Smith H, Dunbar A, Conine S, Lu Q, Zeng X, Sierant MC, Knight JR, Sullivan W, Duy PQ, DeSpenza T, Reeves BC, Karimy JK, Marlier A, Castaldi C, Tikhonova IR, Li B, Peña HP, Broach JR, Kabachelor EM, Ssenyonga P, Hehnly C, Ge L, Keren B, Timberlake AT, Goto J, Mangano FT, Johnston JM, Butler WE, Warf BC, Smith ER, Schiff SJ, Limbrick DD, Heuer G, Jackson EM, Iskandar BJ, Mane S, Haider S, Guclu B, Bayri Y, Sahin Y, Duncan CC, Apuzzo MLJ, DiLuna ML, Hoffman EJ, Sestan N, Ment LR, Alper SL, Bilguvar K, Geschwind DH, Günel M, Lifton RP, Kahle KT. Exome sequencing implicates genetic disruption of prenatal neuro-gliogenesis in sporadic congenital hydrocephalus. Nature Medicine 2020, 26: 1754-1765. PMID: 33077954, PMCID: PMC7871900, DOI: 10.1038/s41591-020-1090-2.Peer-Reviewed Original ResearchConceptsCongenital hydrocephalusPoor neurodevelopmental outcomesPost-surgical patientsCerebrospinal fluid accumulationNeural stem cell biologyGenetic disruptionWhole-exome sequencingPrimary pathomechanismEarly brain developmentNeurodevelopmental outcomesHigh morbidityCSF diversionMutation burdenFluid accumulationBrain ventriclesCH casesBrain developmentDe novo mutationsPatientsExome sequencingCSF dynamicsDisease mechanismsHydrocephalusNovo mutationsCell types
2019
Mutations in TFAP2B and previously unimplicated genes of the BMP, Wnt, and Hedgehog pathways in syndromic craniosynostosis
Timberlake AT, Jin SC, Nelson-Williams C, Wu R, Furey CG, Islam B, Haider S, Loring E, Galm A, Steinbacher D, Larysz D, Staffenberg D, Flores R, Rodriguez E, Boggon T, Persing J, Lifton R, Lifton RP, Gunel M, Mane S, Bilguvar K, Gerstein M, Loring E, Nelson-Williams C, Lopez F, Knight J. Mutations in TFAP2B and previously unimplicated genes of the BMP, Wnt, and Hedgehog pathways in syndromic craniosynostosis. Proceedings Of The National Academy Of Sciences Of The United States Of America 2019, 116: 15116-15121. PMID: 31292255, PMCID: PMC6660739, DOI: 10.1073/pnas.1902041116.Peer-Reviewed Original ResearchMeSH KeywordsAdolescentAlpha CateninChildChild, PreschoolCraniosynostosesExomeExome SequencingFemaleGene ExpressionGlypicansHistone AcetyltransferasesHumansMaleMutationNuclear ProteinsPedigreeRisk AssessmentSignal TransductionSkullSOXC Transcription FactorsTranscription Factor AP-2Zinc Finger Protein Gli2ConceptsRare damaging mutationsSyndromic craniosynostosisCongenital anomaliesDamaging mutationsSyndromic casesExome sequencingAdditional congenital anomaliesFrequent congenital anomaliesDamaging de novo mutationsNeural crest cell migrationDamaging de novoCrest cell migrationCS patientsMutation burdenChromatin modifiersSubsequent childrenTranscription factorsDe novo mutationsCS casesCS geneHedgehog pathwayDisease locusPremature fusionFunction mutationsCraniosynostosis
2018
MAB21L1 loss of function causes a syndromic neurodevelopmental disorder with distinctive cerebellar, ocular, craniofacial and genital features (COFG syndrome)
Rad A, Altunoglu U, Miller R, Maroofian R, James KN, Çağlayan AO, Najafi M, Stanley V, Boustany RM, Yeşil G, Sahebzamani A, Ercan-Sencicek G, Saeidi K, Wu K, Bauer P, Bakey Z, Gleeson JG, Hauser N, Gunel M, Kayserili H, Schmidts M. MAB21L1 loss of function causes a syndromic neurodevelopmental disorder with distinctive cerebellar, ocular, craniofacial and genital features (COFG syndrome). Journal Of Medical Genetics 2018, 56: 332. PMID: 30487245, PMCID: PMC6581149, DOI: 10.1136/jmedgenet-2018-105623.Peer-Reviewed Original ResearchMeSH KeywordsAbnormalities, MultipleBrainChildChild, PreschoolConsanguinityExome SequencingFaciesFemaleGenetic Association StudiesGenetic Predisposition to DiseaseHomeodomain ProteinsHomozygoteHumansInfantLoss of Function MutationMagnetic Resonance ImagingMaleModels, MolecularNeurodevelopmental DisordersPedigreePhenotypePolymorphism, Single NucleotideProtein ConformationSyndromeConceptsScrotal agenesisCerebellar hypoplasiaCharacteristic facial gestaltHomozygous truncating variantConsanguineous familyUnrelated consanguineous familiesOphthalmological anomaliesSyndromic neurodevelopmental disorderCardinal featuresCerebello-oculoCorneal dystrophyLabioscrotal foldsTruncating variantsFunction variantsFacial gestaltExome sequencingSyndromeSimilar phenotypic featuresGenetic causeFacial dysmorphismNeurodevelopmental disordersMissense variantsVariable microcephalyNeurodevelopmental syndromeAffected individualsDe Novo Mutation in Genes Regulating Neural Stem Cell Fate in Human Congenital Hydrocephalus
Furey CG, Choi J, Jin SC, Zeng X, Timberlake AT, Nelson-Williams C, Mansuri MS, Lu Q, Duran D, Panchagnula S, Allocco A, Karimy JK, Khanna A, Gaillard JR, DeSpenza T, Antwi P, Loring E, Butler WE, Smith ER, Warf BC, Strahle JM, Limbrick DD, Storm PB, Heuer G, Jackson EM, Iskandar BJ, Johnston JM, Tikhonova I, Castaldi C, López-Giráldez F, Bjornson RD, Knight JR, Bilguvar K, Mane S, Alper SL, Haider S, Guclu B, Bayri Y, Sahin Y, Apuzzo MLJ, Duncan CC, DiLuna ML, Günel M, Lifton RP, Kahle KT. De Novo Mutation in Genes Regulating Neural Stem Cell Fate in Human Congenital Hydrocephalus. Neuron 2018, 99: 302-314.e4. PMID: 29983323, PMCID: PMC7839075, DOI: 10.1016/j.neuron.2018.06.019.Peer-Reviewed Original ResearchConceptsCongenital hydrocephalusNeural stem cell fateHuman congenital hydrocephalusDamaging de novoCerebrospinal fluid homeostasisSubstantial morbidityCH patientsTherapeutic ramificationsSignificant burdenBrain ventriclesCH pathogenesisNeural tube developmentFluid homeostasisDe novo mutationsExome sequencingAdditional probandsHydrocephalusPathogenesisNovo mutationsNovo duplicationProbandsDe novoCell fateMorbidityPatients
2016
Familial occurrence of brain arteriovenous malformation: a novel ACVRL1 mutation detected by whole exome sequencing.
Yılmaz B, Toktaş ZO, Akakın A, Işık S, Bilguvar K, Kılıç T, Günel M. Familial occurrence of brain arteriovenous malformation: a novel ACVRL1 mutation detected by whole exome sequencing. Journal Of Neurosurgery 2016, 126: 1879-1883. PMID: 27611203, DOI: 10.3171/2016.6.jns16665.Peer-Reviewed Original ResearchConceptsBrain arteriovenous malformationsHereditary hemorrhagic telangiectasiaWhole-exome sequencingArteriovenous malformationsExome sequencingWhole-exome sequencing analysisSpinal arteriovenous malformationsDiagnostic classification schemesExome sequencing analysisComprehensive genomic characterizationConclusion Study resultsCranial MRIDirect Sanger sequencingHemorrhagic telangiectasiaBlood samplesFamilial occurrenceHeterozygous mutationsACVRL1 mutationsPatientsThree SiblingsFourth siblingVariant segregationSanger sequencingMalformationsSiblings