2018
Biallelic loss of human CTNNA2, encoding αN-catenin, leads to ARP2/3 complex overactivity and disordered cortical neuronal migration
Schaffer AE, Breuss MW, Caglayan AO, Al-Sanaa N, Al-Abdulwahed HY, Kaymakçalan H, Yılmaz C, Zaki MS, Rosti RO, Copeland B, Baek ST, Musaev D, Scott EC, Ben-Omran T, Kariminejad A, Kayserili H, Mojahedi F, Kara M, Cai N, Silhavy JL, Elsharif S, Fenercioglu E, Barshop BA, Kara B, Wang R, Stanley V, James KN, Nachnani R, Kalur A, Megahed H, Incecik F, Danda S, Alanay Y, Faqeih E, Melikishvili G, Mansour L, Miller I, Sukhudyan B, Chelly J, Dobyns WB, Bilguvar K, Jamra RA, Gunel M, Gleeson JG. Biallelic loss of human CTNNA2, encoding αN-catenin, leads to ARP2/3 complex overactivity and disordered cortical neuronal migration. Nature Genetics 2018, 50: 1093-1101. PMID: 30013181, PMCID: PMC6072555, DOI: 10.1038/s41588-018-0166-0.Peer-Reviewed Original ResearchConceptsNeuronal migrationHuman cerebral cortexCortical neuronal migrationΒ-catenin signalingCerebral cortexPotential disease mechanismsDevelopmental brain defectsBiallelic truncating mutationsNeuronal phenotypeBiallelic lossBrain defectsBiallelic mutationsTruncating mutationsDisease mechanismsΒ-cateninPachygyriaRecessive formNeurite stabilityNeuronsFamily membersCTNNA2OveractivityPatients
2014
Brain Malformations Associated With Knobloch Syndrome—Review of Literature, Expanding Clinical Spectrum, and Identification of Novel Mutations
Caglayan AO, Baranoski JF, Aktar F, Han W, Tuysuz B, Guzel A, Guclu B, Kaymakcalan H, Aktekin B, Akgumus GT, Murray PB, Erson-Omay EZ, Caglar C, Bakircioglu M, Sakalar YB, Guzel E, Demir N, Tuncer O, Senturk S, Ekici B, Minja FJ, Šestan N, Yasuno K, Bilguvar K, Caksen H, Gunel M. Brain Malformations Associated With Knobloch Syndrome—Review of Literature, Expanding Clinical Spectrum, and Identification of Novel Mutations. Pediatric Neurology 2014, 51: 806-813.e8. PMID: 25456301, PMCID: PMC5056964, DOI: 10.1016/j.pediatrneurol.2014.08.025.Peer-Reviewed Original ResearchConceptsBrain malformationsKnobloch syndromeCentral nervous system malformationsExpanding Clinical SpectrumStructural brain abnormalitiesStructural brain malformationsNervous system malformationsHuman cerebral cortexHuman cortical developmentWhole-exome sequencingConfirmatory Sanger sequencingCase seriesClinical presentationCerebral cortexClinical spectrumBrain abnormalitiesOcular abnormalitiesSystem malformationsClinical utilityCortical developmentImmunohistochemical analysisRare diseaseCOL18A1 mutationsBrain developmentPatients
2013
Mutations in LAMB1 Cause Cobblestone Brain Malformation without Muscular or Ocular Abnormalities
Radmanesh F, Caglayan AO, Silhavy JL, Yilmaz C, Cantagrel V, Omar T, Rosti B, Kaymakcalan H, Gabriel S, Li M, Šestan N, Bilguvar K, Dobyns WB, Zaki MS, Gunel M, Gleeson JG. Mutations in LAMB1 Cause Cobblestone Brain Malformation without Muscular or Ocular Abnormalities. American Journal Of Human Genetics 2013, 92: 468-474. PMID: 23472759, PMCID: PMC3591846, DOI: 10.1016/j.ajhg.2013.02.005.Peer-Reviewed Original ResearchConceptsBrain malformationsCongenital muscular dystrophyOcular abnormalitiesPial surfaceWhite matter signal abnormalitiesNeuronal migration disordersRadial glial cellsPial basement membraneLaminin subunit beta-1Brainstem hypoplasiaFirst cortical layerSignal abnormalitiesCerebellar dysplasiaGlial cellsMigration disordersMuscular abnormalitiesOccipital encephaloceleCortical layersBrain diseasesAbnormalitiesHomozygous deleterious mutationMalformationsBeta 1Muscular dystrophyAffected individuals
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