Featured Publications
Recessive 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
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 individuals
2015
Inactivating mutations in MFSD2A, required for omega-3 fatty acid transport in brain, cause a lethal microcephaly syndrome
Guemez-Gamboa A, Nguyen LN, Yang H, Zaki MS, Kara M, Ben-Omran T, Akizu N, Rosti RO, Rosti B, Scott E, Schroth J, Copeland B, Vaux KK, Cazenave-Gassiot A, Quek DQ, Wong BH, Tan BC, Wenk MR, Gunel M, Gabriel S, Chi NC, Silver DL, Gleeson JG. Inactivating mutations in MFSD2A, required for omega-3 fatty acid transport in brain, cause a lethal microcephaly syndrome. Nature Genetics 2015, 47: 809-813. PMID: 26005868, PMCID: PMC4547531, DOI: 10.1038/ng.3311.Peer-Reviewed Original ResearchMeSH KeywordsAdolescentAnimalsBiological TransportBlood-Brain BarrierBrainCase-Control StudiesChildChild, PreschoolConsanguinityFatty Acids, Omega-3FemaleGenes, LethalGenetic Association StudiesHEK293 CellsHumansInfantMaleMice, KnockoutMicrocephalyMutation, MissenseSymportersSyndromeTumor Suppressor ProteinsZebrafishBiallelic mutations in SNX14 cause a syndromic form of cerebellar atrophy and lysosome-autophagosome dysfunction
Akizu N, Cantagrel V, Zaki MS, Al-Gazali L, Wang X, Rosti RO, Dikoglu E, Gelot AB, Rosti B, Vaux KK, Scott EM, Silhavy JL, Schroth J, Copeland B, Schaffer AE, Gordts PL, Esko JD, Buschman MD, Field SJ, Napolitano G, Abdel-Salam GM, Ozgul RK, Sagıroglu M, Azam M, Ismail S, Aglan M, Selim L, Mahmoud IG, Abdel-Hadi S, Badawy AE, Sadek AA, Mojahedi F, Kayserili H, Masri A, Bastaki L, Temtamy S, Müller U, Desguerre I, Casanova JL, Dursun A, Gunel M, Gabriel SB, de Lonlay P, Gleeson JG. Biallelic mutations in SNX14 cause a syndromic form of cerebellar atrophy and lysosome-autophagosome dysfunction. Nature Genetics 2015, 47: 528-534. PMID: 25848753, PMCID: PMC4414867, DOI: 10.1038/ng.3256.Peer-Reviewed Original Research
2009
The syndrome of pachygyria, mental retardation, and arachnoid cysts maps to 11p15
Bilguvar K, Ozturk AK, Bayrakli F, Guzel A, DiLuna ML, Bayri Y, Tatli M, Tekes S, Arlier Z, Yasuno K, Mason CE, Lifton RP, State MW, Gunel M. The syndrome of pachygyria, mental retardation, and arachnoid cysts maps to 11p15. American Journal Of Medical Genetics Part A 2009, 149A: 2569-2572. PMID: 19876906, DOI: 10.1002/ajmg.a.33063.Peer-Reviewed Original ResearchAbnormalities, MultipleArachnoid CystsBlood Specimen CollectionChromosome MappingChromosomes, Human, Pair 11DNADNA Copy Number VariationsFamilyFemaleGenome, HumanGenome-Wide Association StudyGenotypeHomozygoteHumansIntellectual DisabilityLissencephalyLod ScoreMalePedigreePhenotypePolymorphism, Single NucleotideSyndrome
2007
A novel syndrome of cerebral cavernous malformation and Greig cephalopolysyndactyly. Laboratory investigation.
Bilguvar K, Bydon M, Bayrakli F, Ercan-Sencicek AG, Bayri Y, Mason C, DiLuna ML, Seashore M, Bronen R, Lifton RP, State M, Gunel M. A novel syndrome of cerebral cavernous malformation and Greig cephalopolysyndactyly. Laboratory investigation. Journal Of Neurosurgery 2007, 107: 495-9. PMID: 18154020, DOI: 10.3171/ped-07/12/495.Peer-Reviewed Original ResearchMeSH KeywordsAbnormalities, MultipleCarrier ProteinsChild, PreschoolChromosome DeletionChromosomes, Human, Pair 7Craniofacial AbnormalitiesDNAFemaleGene DosageHemangioma, Cavernous, Central Nervous SystemHeterozygoteHumansKruppel-Like Transcription FactorsNerve Tissue ProteinsOligonucleotide Array Sequence AnalysisReverse Transcriptase Polymerase Chain ReactionSyndromeZinc Finger Protein Gli3ConceptsGreig cephalopolysyndactyly syndromeCerebral cavernous malformationsDeleterious genetic variantsComparative genome hybridization analysisChromosome 7pArray-based CGHGene GLI3Distinct genesMultiple genesGenetic analysisGenomic DNANovel syndromeGenomic lesionsChromosome 7Contiguous gene syndromeQuantitative real-time polymerase chain reactionQuantitative RT-PCRGli3Hybridization analysisApparently novel genetic syndrome of pachygyria, mental retardation, seizure, and arachnoid cysts
Guzel A, Tatli M, Bilguvar K, DiLuna ML, Bakkaloglu B, Ozturk AK, Bayrakli F, Gunel M. Apparently novel genetic syndrome of pachygyria, mental retardation, seizure, and arachnoid cysts. American Journal Of Medical Genetics Part A 2007, 143A: 672-677. PMID: 17343267, DOI: 10.1002/ajmg.a.31640.Peer-Reviewed Original ResearchMeSH KeywordsArachnoid CystsEpilepsyFemaleHumansIntellectual DisabilityMalePedigreeSyndromeTelencephalonConceptsArachnoid cystCerebral anomaliesMental retardationAutosomal recessive inheritanceSeizure disorderNovel genetic syndromeCentrum semiovaleLack of mutationsPerivascular spacesWhite matterNew syndromeGenetic syndromesLissencephaly geneSyndromeCystsRecessive inheritancePachygyriaSeizuresConsanguineous familyRetardationNew phenotypesPatientsCerebrovascular disease associated with Aarskog-Scott syndrome
DiLuna ML, Amankulor NM, Johnson MH, Gunel M. Cerebrovascular disease associated with Aarskog-Scott syndrome. Neuroradiology 2007, 49: 457-461. PMID: 17294235, DOI: 10.1007/s00234-007-0209-1.Peer-Reviewed Original ResearchMeSH KeywordsAbnormalities, MultipleAdolescentBasilar ArteryCarotid Artery, InternalCerebellumCerebral AngiographyCraniofacial AbnormalitiesCryptorchidismGenes, DominantGuanine Nucleotide Exchange FactorsHernia, InguinalHumansIntracranial AneurysmIntracranial Arteriovenous MalformationsMagnetic Resonance AngiographyMagnetic Resonance ImagingMaleSyndrome