2021
Prevalence and clinical/molecular characteristics of PTEN mutations in Turkish children with autism spectrum disorders and macrocephaly
Kaymakcalan H, Kaya İ, Binici N, Nikerel E, Özbaran B, Aksoy M, Erbilgin S, Özyurt G, Jahan N, Çelik D, Yararbaş K, Yalçınkaya L, Köse S, Durak S, Ercan‐Sencicek A. Prevalence and clinical/molecular characteristics of PTEN mutations in Turkish children with autism spectrum disorders and macrocephaly. Molecular Genetics & Genomic Medicine 2021, 9: e1739. PMID: 34268892, PMCID: PMC8404225, DOI: 10.1002/mgg3.1739.Peer-Reviewed Original Research
2019
1q21.1 Deletions and Duplications in 2 Siblings with Psychiatric Problems
Kaymakçalan H, Li P. 1q21.1 Deletions and Duplications in 2 Siblings with Psychiatric Problems. Indian Journal Of Pediatrics 2019, 86: 1068-1068. PMID: 31270733, DOI: 10.1007/s12098-019-03014-2.Peer-Reviewed Original Research
2017
Novel compound heterozygous mutations in GPT2 linked to microcephaly, and intellectual developmental disability with or without spastic paraplegia
Kaymakcalan H, Yarman Y, Goc N, Toy F, Meral C, Ercan‐Sencicek A, Gunel M. Novel compound heterozygous mutations in GPT2 linked to microcephaly, and intellectual developmental disability with or without spastic paraplegia. American Journal Of Medical Genetics Part A 2017, 176: 421-425. PMID: 29226631, DOI: 10.1002/ajmg.a.38558.Peer-Reviewed Case Reports and Technical NotesConceptsNovel compound heterozygous missense variantsSpastic paraplegiaNovel compound heterozygous variantsCompound heterozygous missense variantsMissense variantsNovel compound heterozygous mutationsCompound heterozygous variantsHeterozygous missense variantsCompound heterozygous mutationsFamily membersTurkish cohortIndex patientsIntellectual developmental disabilitiesClinical phenotypeHeterozygous variantsDevelopmental delayHeterozygous mutationsAffected sisterMale siblingsUnaffected parentsFemale siblingsIntellectual disabilityDevelopmental disabilitiesSanger sequencingParaplegiaExpanding the Genotypic Spectrum of Bathing Suit Ichthyosis
Marukian NV, Hu RH, Craiglow BG, Milstone LM, Zhou J, Theos A, Kaymakcalan H, Akkaya DA, Uitto JJ, Vahidnezhad H, Youssefian L, Bayliss SJ, Paller AS, Boyden LM, Choate KA. Expanding the Genotypic Spectrum of Bathing Suit Ichthyosis. JAMA Dermatology 2017, 153: 537-543. PMID: 28403434, PMCID: PMC5817618, DOI: 10.1001/jamadermatol.2017.0202.Peer-Reviewed Original Research
2016
Biallelic Mutations in Citron Kinase Link Mitotic Cytokinesis to Human Primary Microcephaly
Li H, Bielas SL, Zaki MS, Ismail S, Farfara D, Um K, Rosti RO, Scott EC, Tu S, C. NC, Gabriel S, Erson-Omay EZ, Ercan-Sencicek AG, Yasuno K, Çağlayan AO, Kaymakçalan H, Ekici B, Bilguvar K, Gunel M, Gleeson JG. Biallelic Mutations in Citron Kinase Link Mitotic Cytokinesis to Human Primary Microcephaly. American Journal Of Human Genetics 2016, 99: 501-510. PMID: 27453578, PMCID: PMC4974110, DOI: 10.1016/j.ajhg.2016.07.004.Peer-Reviewed Original ResearchConceptsInduced pluripotent stem cellsPrimary microcephalyHuman primary microcephalyAutosomal recessive primary microcephalyNon-progressive intellectual disabilityAmino acid residuesPluripotent stem cellsMitotic cytokinesisCellular functionsGenome editingCell divisionKinase domainAbnormal cytokinesisCRISPR/Homozygous missense mutationCytokinesisKinase activityMultipolar spindlesNeural progenitorsAcid residuesFunction mutationsMissense mutationsStem cellsMultiple rolesMutations
2014
NGLY1 mutation causes neuromotor impairment, intellectual disability, and neuropathy
Caglayan AO, Comu S, Baranoski JF, Parman Y, Kaymakçalan H, Akgumus GT, Caglar C, Dolen D, Erson-Omay EZ, Harmanci AS, Mishra-Gorur K, Freeze HH, Yasuno K, Bilguvar K, Gunel M. NGLY1 mutation causes neuromotor impairment, intellectual disability, and neuropathy. European Journal Of Medical Genetics 2014, 58: 39-43. PMID: 25220016, PMCID: PMC4804755, DOI: 10.1016/j.ejmg.2014.08.008.Peer-Reviewed Original ResearchConceptsN-glycanase 1Proteasome-mediated degradationConserved enzymeFrame-shift mutationApparent intellectual disabilityBase pair deletionNeuromotor impairmentNovel homozygous frame-shift mutationHomozygous frame-shift mutationNeuronal cellsPair deletionAmyotrophic lateral sclerosisIntellectual disabilityMutationsProteinNeurological functionCorneal opacityNeurologic diseaseLateral sclerosisParkinson's diseaseProgressive lossDiseaseCytoplasmImpairmentDeletion
2009
Clinical and genomic characterization of distal duplications and deletions of chromosome 4q: Study of two cases and review of the literature
Rossi MR, DiMaio MS, Xiang B, Lu K, Kaymakcalan H, Seashore M, Mahoney MJ, Li P. Clinical and genomic characterization of distal duplications and deletions of chromosome 4q: Study of two cases and review of the literature. American Journal Of Medical Genetics Part A 2009, 149A: 2788-2794. PMID: 19921640, PMCID: PMC2788106, DOI: 10.1002/ajmg.a.33088.Peer-Reviewed Original ResearchConceptsPierre Robin sequenceRobin sequenceVariable clinical presentationFurther genotype-phenotype correlationsMb deletionGenotype-phenotype correlationSecond patientClinical presentationCardiac anomaliesNewborn periodArray comparative genomic hybridization analysisComparative genomic hybridization analysisCardiac abnormalitiesPaternal genetic factorsGenomic hybridization analysisFamilial variantPatientsPregnant femalesGenetic factorsDistal duplicationVariable expressionVariable expressivityDistal long armGenomic findingsDisability
2006
Epidemiology of superficial mycosis (tinea pedis, onychomycosis) in elementary school children in Istanbul, Turkey.
Hapcioglu B, Yegenoglu Y, Disci R, Erturan Z, Kaymakcalan H. Epidemiology of superficial mycosis (tinea pedis, onychomycosis) in elementary school children in Istanbul, Turkey. Collegium Antropologicum 2006, 30: 119-24. PMID: 16617585.Peer-Reviewed Original ResearchConceptsPrevalence of tinea pedisTinea pedisTrichophyton rubrumOnychomycosis prevalenceCandida glabrataCandida albicansSuperficial mycosisDirect microscopyOnychomycosisCandidaTineaMale childrenAged 6PrevalenceIsolated agentsPedisNail samplesAgeSchool ageChildrenSchool childrenSkin scrapingsGlabrataChildren of elementary school ageAlbicans