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 relevanceResolution of sclerotic lesions of dysosteosclerosis due to biallelic SLC29A3 variant in a Turkish girl
Alkaya D, Akpınar E, Bilguvar K, Tüysüz B. Resolution of sclerotic lesions of dysosteosclerosis due to biallelic SLC29A3 variant in a Turkish girl. American Journal Of Medical Genetics Part A 2021, 185: 2271-2277. PMID: 33837634, DOI: 10.1002/ajmg.a.62198.Peer-Reviewed Original ResearchConceptsCortical thickeningShort statureThree-year-old girlLarge anterior fontanelleLong bone metaphysisDiffuse sclerosisFracture historyElbow contractureAnterior fontanelleSclerotic lesionsBone fragilitySpontaneous resolutionBone metaphysisMild sclerosisSkeletal radiographsSclerosisMelanocytic neviBone dysplasiaSkull baseHeterogeneous disorderSLC29A3 mutationsVertebral endplatesBiallelic mutationsTurkish girlPelvic bones
2015
A rare case of congenital fibrosis of extraocular muscle type 1A due to KIF21A mutation with Marcus Gunn jaw-winking phenomenon
Bayram A, Per H, Quon J, Canpolat M, Ülgen E, Doğan H, Gumus H, Kumandas S, Bayram N, Bilguvar K, Çağlayan AO. A rare case of congenital fibrosis of extraocular muscle type 1A due to KIF21A mutation with Marcus Gunn jaw-winking phenomenon. European Journal Of Paediatric Neurology 2015, 19: 743-746. PMID: 26190014, DOI: 10.1016/j.ejpn.2015.06.003.Peer-Reviewed Original ResearchThe distinct genetic pattern of ALS in Turkey and novel mutations
Özoğuz A, Uyan Ö, Birdal G, Iskender C, Kartal E, Lahut S, Ömür Ö, Agim ZS, Eken A, Sen NE, Kavak P, Saygı C, Sapp PC, Keagle P, Parman Y, Tan E, Koç F, Deymeer F, Oflazer P, Hanağası H, Gürvit H, Bilgiç B, Durmuş H, Ertaş M, Kotan D, Akalın M, Güllüoğlu H, Zarifoğlu M, Aysal F, Döşoğlu N, Bilguvar K, Günel M, Keskin Ö, Akgün T, Özçelik H, Landers JE, Brown RH, Başak A. The distinct genetic pattern of ALS in Turkey and novel mutations. Neurobiology Of Aging 2015, 36: 1764.e9-1764.e18. PMID: 25681989, PMCID: PMC6591733, DOI: 10.1016/j.neurobiolaging.2014.12.032.Peer-Reviewed Original ResearchMeSH KeywordsAdaptor Proteins, Signal TransducingAdolescentAdultAgedAmyotrophic Lateral SclerosisAutophagy-Related ProteinsC9orf72 ProteinCell Cycle ProteinsCytoskeletal ProteinsDNA-Binding ProteinsExomeFemaleGenetic Association StudiesGuanine Nucleotide Exchange FactorsHumansIntracellular Signaling Peptides and ProteinsMaleMembrane Transport ProteinsMiddle AgedMutationNerve Tissue ProteinsNuclear ProteinsOncogene ProteinsProtein Deglycase DJ-1Protein Serine-Threonine KinasesProteinsRNA-Binding Protein FUSSequestosome-1 ProteinSuperoxide DismutaseSuperoxide Dismutase-1Transcription Factor TFIIIATRPM Cation ChannelsTurkeyUbiquitinsYoung AdultConceptsALS patientsFamilial ALS patientsSporadic ALS casesSALS patientsALS populationALS casesFamilial ALSSOD1 mutationsSQSTM1 genePatientsDistinct genetic patternsAmyotrophic lateral sclerosis mutationsExome sequencingDistinct genetic backgroundsGene mutationsSpectrum of mutationsNovel mutationsC9orf72Genetic backgroundALSMutationsPopulationSPG11TARDBP
2013
Spondyloepimetaphyseal dysplasia Pakistani type: Expansion of the phenotype
Tüysüz B, Yılmaz S, Gül E, Kolb L, Bilguvar K, Evliyaoğlu O, Günel M. Spondyloepimetaphyseal dysplasia Pakistani type: Expansion of the phenotype. American Journal Of Medical Genetics Part A 2013, 161: 1300-1308. PMID: 23633440, DOI: 10.1002/ajmg.a.35906.Peer-Reviewed Original ResearchMeSH KeywordsAbnormalities, MultipleAdolescentAdultCalcification, PhysiologicCodon, NonsenseConsanguinityDehydroepiandrosteroneDehydroepiandrosterone SulfateDwarfismFemaleGenotypeGrowth DisordersHomozygoteHumansMaleMultienzyme ComplexesMusculoskeletal AbnormalitiesOsteochondrodysplasiasPedigreePhenotypeRadiographySequence Analysis, DNASulfate AdenylyltransferaseTurkeyConceptsDHEA sulfate levelsShort femoral neckShort halluxFemale patientsInsulin resistanceFemoral neckPlasma levelsIliac boneTestosterone levelsTurkish patientsCoxa varaPatientsVertebral bodyMetaphyseal abnormalitiesShort statureSkeletal dysplasiaEpiphyseal ossificationHyperandrogenismDysplasiaDehydroepiandrosteroneSulfate levelsTurkish familyNonsense mutationPAPSS2AndrostenedioneA new patient with Andermann syndrome: an underdiagnosed clinical genetics entity?
Degerliyurt A, Akgumus G, Caglar C, Bilguvar K, Caglayan A. A new patient with Andermann syndrome: an underdiagnosed clinical genetics entity? Genetic Counseling 2013, 24: 283-9. PMID: 24341143.Peer-Reviewed Original ResearchConceptsAndermann syndromeCorpus callosumCortical electrical activityAutosomal recessive disorderPeripheral neuropathyProgressive neuropathySevere neuropathyYear old Turkish boyNew patientsPsychiatric symptomsExtracellular ion concentrationsClinical attentionConsanguineous parentsImaging studiesNeuropathySyndromeThird decadeRecessive disorderElectrical activityMental retardationDysmorphic characteristicsAreflexiaTurkish boyAgenesisCallosum
2011
Homozygosity mapping and targeted genomic sequencing reveal the gene responsible for cerebellar hypoplasia and quadrupedal locomotion in a consanguineous kindred
Gulsuner S, Tekinay AB, Doerschner K, Boyaci H, Bilguvar K, Unal H, Ors A, Onat OE, Atalar E, Basak AN, Topaloglu H, Kansu T, Tan M, Tan U, Gunel M, Ozcelik T. Homozygosity mapping and targeted genomic sequencing reveal the gene responsible for cerebellar hypoplasia and quadrupedal locomotion in a consanguineous kindred. Genome Research 2011, 21: 1995-2003. PMID: 21885617, PMCID: PMC3227090, DOI: 10.1101/gr.126110.111.Peer-Reviewed Original ResearchConceptsBeta-propeller domainPrivate missense mutationsLarge consanguineous familyThird geneBEACH domainTransmembrane proteinHomozygous regionsHomozygosity mappingGenomic sequencingWDR81Chromosome 17p13.1Missense mutationsQuadrupedal locomotionConsanguineous familyTargeted sequencingGenesSequencingRare phenotypeMorphological abnormalitiesBiological basisMutationsAffected individualsCell layerParticular atrophyFamily
2010
Novel VLDLR microdeletion identified in two Turkish siblings with pachygyria and pontocerebellar atrophy
Kolb LE, Arlier Z, Yalcinkaya C, Ozturk AK, Moliterno JA, Erturk O, Bayrakli F, Korkmaz B, DiLuna ML, Yasuno K, Bilguvar K, Ozcelik T, Tuysuz B, State MW, Gunel M. Novel VLDLR microdeletion identified in two Turkish siblings with pachygyria and pontocerebellar atrophy. Neurogenetics 2010, 11: 319-325. PMID: 20082205, DOI: 10.1007/s10048-009-0232-y.Peer-Reviewed Original ResearchConceptsCerebellar hypoplasiaMajority of patientsLow-density lipoprotein receptorConstellation of findingsNon-progressive cerebellar ataxiaDensity lipoprotein receptorAutosomal recessive patternHomozygous deletionNeurological sequelaePontocerebellar atrophyDisequilibrium syndromeTurkish familyCerebellar atrophyNovel homozygous deletionLipoprotein receptorCerebellar ataxiaHypoplasiaMotor developmentMotor disabilityTurkish siblingsRecessive patternVLDLR geneCongenital ataxiaHeterogeneous groupSingle nucleotide polymorphisms
2009
A novel heterozygous deletion within the 3’ region of the PAX6 gene causing isolated aniridia in a large family group
Bayrakli F, Guney I, Bayri Y, Ercan-Sencicek AG, Ceyhan D, Cankaya T, Mason C, Bilguvar K, Bayrakli S, Mane SM, State MW, Gunel M. A novel heterozygous deletion within the 3’ region of the PAX6 gene causing isolated aniridia in a large family group. Journal Of Clinical Neuroscience 2009, 16: 1610-1614. PMID: 19793656, DOI: 10.1016/j.jocn.2009.03.022.Peer-Reviewed Original ResearchMeSH Keywords3' Untranslated RegionsAniridiaChromosome AberrationsChromosomes, Human, Pair 11CytogeneticsEye ProteinsFamily HealthFemaleGene Expression ProfilingGenetic Predisposition to DiseaseHomeodomain ProteinsHumansMagnetic Resonance ImagingMaleOligonucleotide Array Sequence AnalysisPaired Box Transcription FactorsPAX6 Transcription FactorRepressor ProteinsSequence DeletionTurkeyConceptsCopy number variationsPAX6 geneNumber variationsArray-based comparative genomic hybridizationBox gene 6Submicroscopic copy number variationsHuman genomeComparative genomic hybridizationCytogenetic variationRegulatory elementsChromosome 11p13Human diseasesGenesGene 6Causative genesGenomic hybridizationSubmicroscopic deletionHeterozygous deletionDeletionLarge family groupsComplete absenceMolecular diagnosisFamily groupsChromosomal abnormalitiesGenome
2008
Novel NTRK1 mutations cause hereditary sensory and autonomic neuropathy type IV: demonstration of a founder mutation in the Turkish population
Tüysüz B, Bayrakli F, DiLuna ML, Bilguvar K, Bayri Y, Yalcinkaya C, Bursali A, Ozdamar E, Korkmaz B, Mason CE, Ozturk AK, Lifton RP, State MW, Gunel M. Novel NTRK1 mutations cause hereditary sensory and autonomic neuropathy type IV: demonstration of a founder mutation in the Turkish population. Neurogenetics 2008, 9: 119-125. PMID: 18322713, DOI: 10.1007/s10048-008-0121-9.Peer-Reviewed Original ResearchConceptsNeurotrophic tyrosine kinase receptor type 1Autonomic neuropathy type IVHSAN IVHereditary sensoryNTRK1 geneTurkish populationFounder mutationType IVReceptor type 1Nerve growth factorSplice site mutationAutosomal recessive disorderCongenital insensitivityNovel frameshift mutationSame splice site mutationNTRK1 mutationsNoxious stimuliType 1Motor developmentSweat glandsGrowth factorNovel nonsense mutationRecessive disorderSpectrum of mutationsAnhidrosis