2023
Toward Precision Oncology in Glioblastoma with a Personalized Cancer Genome Reporting Tool and Genetic Changes Identified by Whole Exome Sequencing
Erdogan O, Özkaya Ş, Erzik C, Bilguvar K, Arga K, Bayraklı F. Toward Precision Oncology in Glioblastoma with a Personalized Cancer Genome Reporting Tool and Genetic Changes Identified by Whole Exome Sequencing. OMICS A Journal Of Integrative Biology 2023, 27: 426-433. PMID: 37669106, DOI: 10.1089/omi.2023.0117.Peer-Reviewed Original ResearchConceptsTreatment optionsWhole-exome sequencingPrecision/personalized medicineExome sequencingLimited treatment optionsGenetic alterationsPersonalized medicinePotential therapeutic targetAggressive brain tumorTumor tissue samplesPoor prognosisGBM patientsTargetable pathwaysBrain tumorsTherapeutic targetLarger studyMolecular findingsNeurosurgical oncologyGenomic profilingPatientsPersonalized therapyMolecular profilingAkt/GlioblastomaPrecision oncology169 Exome Sequencing Implicates Endothelial Ras Signaling Network in Vein of Galen Aneurysmal Malformation
Mekbib K, Zhao S, Nelson-Williams C, Prendergast A, Zeng X, Rolle M, Shohfi J, Smith H, Ocken J, Moyer Q, Piwowarczyk P, Allington G, Dong W, van der Ent M, Chen D, Li B, Duran D, Mane S, Walcott B, Stapleton C, Aagaard-Kienitz B, Rodesch G, Jackson E, Smith E, Orbach D, Berenstein A, Bilguvar K, Zhao H, Erson-Omay Z, King P, Huttner A, Lifton R, Boggon T, Nicoli S, Jin S, Kahle K. 169 Exome Sequencing Implicates Endothelial Ras Signaling Network in Vein of Galen Aneurysmal Malformation. Neurosurgery 2023, 69: 22-22. DOI: 10.1227/neu.0000000000002375_169.Peer-Reviewed Original ResearchPathway analysisP120 Ras-GAPExome sequencingSevere vascular defectsGalen aneurysmal malformationReceptor tyrosine kinase activityTyrosine kinase activityDamaging de novoMutant embryosRas-GAPSignaling networksGenetic regulationRas activationAneurysmal malformationZebrafish modelDe novo mutationsKinase activityDisease genesAxon guidanceGenetic samplesWhole-exome sequencingHigh-output heart failureFunctional studiesCollected specimensSequencing
2022
Biallelic frameshift variants in PHLDB1 cause mild-type osteogenesis imperfecta with regressive spondylometaphyseal changes
Tuysuz B, Alkaya D, Geyik F, Alaylıoğlu M, Kasap B, Kurugoğlu S, Akman Y, Vural M, Bilguvar K. Biallelic frameshift variants in PHLDB1 cause mild-type osteogenesis imperfecta with regressive spondylometaphyseal changes. Journal Of Medical Genetics 2022, 60: 819-826. PMID: 36543534, DOI: 10.1136/jmg-2022-108763.Peer-Reviewed Original ResearchConceptsOsteogenesis imperfectaWestern blot analysisPathogenic variantsFrameshift variantSkin fibroblast samplesExpression levelsInsulin-dependent Akt phosphorylationBlot analysisAutosomal recessive osteogenesis imperfectaWhole-exome sequencingMRNA expression levelsType 1 collagenBisphosphonate treatmentRecurrent fracturesClinical evaluationRecessive osteogenesis imperfectaCommon findingReal-time PCRMRNA expressionVertebral changesHeterogeneous groupAkt phosphorylationLong bonesBloodSkin fibroblastsSevere Phenotype in Patients with X-linked Hydrocephalus Caused by a Missense Mutation in L1CAM
Tuysuz B, Department of Pediatric Genetics I, Sencicek A, Ozer E, Goc N, Yalcinkaya C, Bilguvar K, Department of Neurosurgery P, Department of Neurology I. Severe Phenotype in Patients with X-linked Hydrocephalus Caused by a Missense Mutation in L1CAM. Turkish Archives Of Pediatrics 2022, 57: 521-525. PMID: 35950747, PMCID: PMC9524456, DOI: 10.5152/turkarchpediatr.2022.22070.Peer-Reviewed Original ResearchWhole-exome sequencingL1 syndromeSevere phenotypeMissense mutationsHemizygous missense mutationClinical characteristicsDifferential diagnosisIndex patientsPatientsCarrier mothersPathogenic missense mutationsMale childrenL1CAM mutationsPathogenic variantsMild formHydrocephalusSpeech delaySyndromeExon 18Truncating mutationsGenetic etiologyIntellectual disabilityL1CAML1CAM geneFamily members
2020
Mutations disrupting neuritogenesis genes confer risk for cerebral palsy
Jin SC, Lewis SA, Bakhtiari S, Zeng X, Sierant MC, Shetty S, Nordlie SM, Elie A, Corbett MA, Norton BY, van Eyk CL, Haider S, Guida BS, Magee H, Liu J, Pastore S, Vincent JB, Brunstrom-Hernandez J, Papavasileiou A, Fahey MC, Berry JG, Harper K, Zhou C, Zhang J, Li B, Zhao H, Heim J, Webber DL, Frank MSB, Xia L, Xu Y, Zhu D, Zhang B, Sheth AH, Knight JR, Castaldi C, Tikhonova IR, López-Giráldez F, Keren B, Whalen S, Buratti J, Doummar D, Cho M, Retterer K, Millan F, Wang Y, Waugh JL, Rodan L, Cohen JS, Fatemi A, Lin AE, Phillips JP, Feyma T, MacLennan SC, Vaughan S, Crompton KE, Reid SM, Reddihough DS, Shang Q, Gao C, Novak I, Badawi N, Wilson YA, McIntyre SJ, Mane SM, Wang X, Amor DJ, Zarnescu DC, Lu Q, Xing Q, Zhu C, Bilguvar K, Padilla-Lopez S, Lifton RP, Gecz J, MacLennan AH, Kruer MC. Mutations disrupting neuritogenesis genes confer risk for cerebral palsy. Nature Genetics 2020, 52: 1046-1056. PMID: 32989326, PMCID: PMC9148538, DOI: 10.1038/s41588-020-0695-1.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsBeta CateninCerebral PalsyCyclin DCytoskeletonDrosophilaExomeExome SequencingExtracellular MatrixF-Box ProteinsFemaleFocal AdhesionsGenetic Predisposition to DiseaseGenome, HumanHumansMaleMutationNeuritesRhoB GTP-Binding ProteinRisk FactorsSequence Analysis, DNASignal TransductionTubulinTumor Suppressor ProteinsConceptsDamaging de novo mutationsCerebral palsyDe novo mutationsCerebral palsy casesRisk genesDamaging de novoNovo mutationsWhole-exome sequencingPalsy casesNeuromotor functionD levelsMonogenic etiologyCyclin D levelsNeuronal connectivityPalsyGene confer riskConfer riskRecessive variantsNeurodevelopmental disorder genesReverse genetic screenDisorder genesParent-offspring triosGenome-wide significanceGenomic factorsCytoskeleton pathway
2015
Mutation in <i>GM2A</i> Leads to a Progressive Chorea-dementia Syndrome
Salih M, Seidahmed M, Khashab H, Hamad M, Bosley T, Burn S, Myers A, Landsverk M, Crotwell P, Bilguvar K, Mane S, Kruer M. Mutation in GM2A Leads to a Progressive Chorea-dementia Syndrome. Tremor And Other Hyperkinetic Movements 2015, 5: 306. DOI: 10.5334/tohm.246.Peer-Reviewed Original ResearchMacular cherry-red spotsChildhood-onset choreaCherry-red spotWhole-exome sequencingMacular findingsProgressive choreaIntractable seizuresHomozygous missense mutationNeurodegenerative courseProfound hypotoniaRare formVolitional movementPhenotypic spectrumChoreaExome sequencingGM2 gangliosidosisHyperacusisPatientsSaudi familyNeurodegenerative disease genesMissense mutationsGangliosidosisHomozygosity mappingVariant phenotypesMutations
2014
Spondyloepimetaphyseal dysplasia with joint laxity, leptodactylic type: longitudinal observation of radiographic findings in a child heterozygous for a KIF22 mutation
Tüysüz B, Yılmaz S, Erener-Ercan T, Bilguvar K, Günel M. Spondyloepimetaphyseal dysplasia with joint laxity, leptodactylic type: longitudinal observation of radiographic findings in a child heterozygous for a KIF22 mutation. Pediatric Radiology 2014, 45: 771-776. PMID: 25256152, DOI: 10.1007/s00247-014-3159-x.Peer-Reviewed Original ResearchConceptsYears of ageShort statureRadiologic findingsJoint laxityMidface hypoplasiaLeptodactylic typeSevere genu valgumTypical radiologic findingsPostnatal short statureDe novo p.Whole-exome sequencingInitial radiographsSevere involvementRadiographic findingsHip dislocationGenu valgumKnee subluxationLigamentous laxitySmall epiphysisRare disorderDistal metaphysisProximal phalanxRadiologic hallmarksNovo p.First examinationPaediatric hepatocellular carcinoma due to somatic CTNNB1 and NFE2L2 mutations in the setting of inherited bi-allelic ABCB11 mutations
Vilarinho S, Erson-Omay EZ, Harmanci AS, Morotti R, Carrion-Grant G, Baranoski J, Knisely AS, Ekong U, Emre S, Yasuno K, Bilguvar K, Günel M. Paediatric hepatocellular carcinoma due to somatic CTNNB1 and NFE2L2 mutations in the setting of inherited bi-allelic ABCB11 mutations. Journal Of Hepatology 2014, 61: 1178-1183. PMID: 25016225, DOI: 10.1016/j.jhep.2014.07.003.Peer-Reviewed Original ResearchMeSH KeywordsAmino Acid SequenceATP Binding Cassette Transporter, Subfamily B, Member 11ATP-Binding Cassette TransportersBase SequenceBeta CateninCarcinoma, HepatocellularCholestasis, IntrahepaticDNA, NeoplasmFemaleGerm-Line MutationHumansInfantLiver NeoplasmsMolecular Sequence DataMutationMutation, MissenseNF-E2-Related Factor 2Sequence Homology, Amino AcidConceptsBile salt export pumpWhole-exome sequencingHepatocellular carcinomaMonths of ageNFE2L2 mutationsABCB11 mutationsSomatic CTNNB1Background liver parenchymaPediatric hepatocellular carcinomaNew onsetSomatic driver mutationsBSEP expressionLiver parenchymaHCC tissuesHepatocellular carcinogenesisWES analysisExport pumpDriver mutationsCTNNB1 mutationsExome sequencingChild's diagnosisClonality analysisGermline DNAPossible genetic basisEarly childhoodHomozygous loss of DIAPH1 is a novel cause of microcephaly in humans
Ercan-Sencicek AG, Jambi S, Franjic D, Nishimura S, Li M, El-Fishawy P, Morgan TM, Sanders SJ, Bilguvar K, Suri M, Johnson MH, Gupta AR, Yuksel Z, Mane S, Grigorenko E, Picciotto M, Alberts AS, Gunel M, Šestan N, State MW. Homozygous loss of DIAPH1 is a novel cause of microcephaly in humans. European Journal Of Human Genetics 2014, 23: 165-172. PMID: 24781755, PMCID: PMC4297910, DOI: 10.1038/ejhg.2014.82.Peer-Reviewed Original ResearchConceptsCell divisionFamily-based linkage analysisLinkage analysisRho effector proteinsLinear actin filamentsMaintenance of polarityMitotic cell divisionHigh-throughput sequencingRare genetic variantsHuman neuronal precursor cellsParametric multipoint linkage analysisActivation of GTPNeuronal precursor cellsFormin familyMammalian DiaphanousEffector proteinsMultipoint linkage analysisSpindle formationActin filamentsNonsense alterationWhole-exome sequencingHuman pathologiesNeuroepithelial cellsGenetic variantsHomozygous lossExome Sequencing Links Corticospinal Motor Neuron Disease to Common Neurodegenerative Disorders
Novarino G, Fenstermaker AG, Zaki MS, Hofree M, Silhavy JL, Heiberg AD, Abdellateef M, Rosti B, Scott E, Mansour L, Masri A, Kayserili H, Al-Aama JY, Abdel-Salam GMH, Karminejad A, Kara M, Kara B, Bozorgmehri B, Ben-Omran T, Mojahedi F, Mahmoud I, Bouslam N, Bouhouche A, Benomar A, Hanein S, Raymond L, Forlani S, Mascaro M, Selim L, Shehata N, Al-Allawi N, Bindu PS, Azam M, Gunel M, Caglayan A, Bilguvar K, Tolun A, Issa MY, Schroth J, Spencer EG, Rosti RO, Akizu N, Vaux KK, Johansen A, Koh AA, Megahed H, Durr A, Brice A, Stevanin G, Gabriel SB, Ideker T, Gleeson JG. Exome Sequencing Links Corticospinal Motor Neuron Disease to Common Neurodegenerative Disorders. Science 2014, 343: 506-511. PMID: 24482476, PMCID: PMC4157572, DOI: 10.1126/science.1247363.Peer-Reviewed Original ResearchConceptsHereditary spastic paraplegiaFurther candidate genesMotor neuron diseaseNeurodegenerative disordersGene discoveryHSP genesGenetic basisCandidate genesNetwork analysisNeuron diseaseCellular transportWhole-exome sequencingNeurodegenerative motor neuron diseaseProgressive age-dependent lossAge-dependent lossGenesMechanistic understandingMotor tract functionCommon neurodegenerative disorderFraction of casesTract functionGenetic diagnosisSpastic paraplegiaGlobal viewDisease
2013
P35 – 1937 A new variant detected in GRIN2A by whole-exome sequencing in a patient with intellectual disability with intractable epilepsy
Per H, Caglayan A, Canpolat M, Bilguvar K, Gümüş H, Kumandas S. P35 – 1937 A new variant detected in GRIN2A by whole-exome sequencing in a patient with intellectual disability with intractable epilepsy. European Journal Of Paediatric Neurology 2013, 17: s63. DOI: 10.1016/s1090-3798(13)70214-9.Peer-Reviewed Original ResearchRecessive loss of function of the neuronal ubiquitin hydrolase UCHL1 leads to early-onset progressive neurodegeneration
Bilguvar K, Tyagi NK, Ozkara C, Tuysuz B, Bakircioglu M, Choi M, Delil S, Caglayan AO, Baranoski JF, Erturk O, Yalcinkaya C, Karacorlu M, Dincer A, Johnson MH, Mane S, Chandra SS, Louvi A, Boggon TJ, Lifton RP, Horwich AL, Gunel M. Recessive loss of function of the neuronal ubiquitin hydrolase UCHL1 leads to early-onset progressive neurodegeneration. Proceedings Of The National Academy Of Sciences Of The United States Of America 2013, 110: 3489-3494. PMID: 23359680, PMCID: PMC3587195, DOI: 10.1073/pnas.1222732110.Peer-Reviewed Original ResearchMeSH KeywordsAdultAge of OnsetAmino Acid SequenceBase SequenceChild, PreschoolExomeFemaleGenes, RecessiveHomozygoteHumansHydrolysisMaleModels, MolecularMolecular Sequence DataMutation, MissenseNerve DegenerationNeuronsPedigreeProtein BindingSequence Analysis, DNASubstrate SpecificitySyndromeThermodynamicsUbiquitinUbiquitin ThiolesteraseConceptsUbiquitin C-terminal hydrolase L1Upper motor neuron dysfunctionMotor neuron dysfunctionProgressive neurodegenerative syndromeEarly-onset progressive neurodegenerationChildhood-onset blindnessWhole-exome sequencingNeuron dysfunctionHomozygous missense mutationIndex caseNervous systemProgressive neurodegenerationNeurodegenerative syndromeCerebellar ataxiaHydrolase activityNear complete lossComplete lossAffected individualsConsanguineous unionsMissense mutationsRecessive lossHomozygosity mappingProper positioningReduced affinitySpasticity
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