2024
184 PTEN Mutations Portend Cerebral Ventriculomegaly With Autism-Like Deficits in Cortical Circuitry
DeSpenza T, Kizlitug E, Allington G, Barson D, O'Connor D, Robert S, Mekbib K, Singh A, Phan D, Nanda P, Mandino F, Constable T, Lake E, Carter B, Gunel M, Lifton R, Luikart B, Kahle K. 184 PTEN Mutations Portend Cerebral Ventriculomegaly With Autism-Like Deficits in Cortical Circuitry. Neurosurgery 2024, 70: 46-46. DOI: 10.1227/neu.0000000000002809_184.Peer-Reviewed Original ResearchWhole-exome sequencingFetal ventriculomegalyCongenital hydrocephalusExome sequencingChoroid plexus hyperplasiaMutated genesCa2+ imagingMutant mouse modelsPTEN mutantsHuman fetal brainPten mutant miceSporadic CHCerebral ventriculomegalyCSF diversionObstructive hydrocephalusCH patientsCSF secretionPharmacological mTORC1 inhibitionNeurodevelopmental assessmentRadiographic biomarkersFetal brainPTEN mutationsAqueductal stenosisPTEN deletionVentriculomegaly
2023
A novel SMARCC1 BAFopathy implicates neural progenitor epigenetic dysregulation in human hydrocephalus
Singh A, Allington G, Viviano S, McGee S, Kiziltug E, Ma S, Zhao S, Mekbib K, Shohfi J, Duy P, DeSpenza T, Furey C, Reeves B, Smith H, Sousa A, Cherskov A, Allocco A, Nelson-Williams C, Haider S, Rizvi S, Alper S, Sestan N, Shimelis H, Walsh L, Lifton R, Moreno-De-Luca A, Jin S, Kruszka P, Deniz E, Kahle K. A novel SMARCC1 BAFopathy implicates neural progenitor epigenetic dysregulation in human hydrocephalus. Brain 2023, 147: 1553-1570. PMID: 38128548, PMCID: PMC10994532, DOI: 10.1093/brain/awad405.Peer-Reviewed Original ResearchAqueductal stenosisDe novo variantsCardiac defectsCerebral ventriculomegalyPatient cohortFetal brain transcriptomeStructural brain disordersTranscription factor NeuroD2Large patient cohortCorpus callosum abnormalitiesHuman fetal brainOptical coherence tomographyWhole-exome sequencingNeural stem cellsCH patientsHuman hydrocephalusControl cohortClinical managementCommon disorderCallosum abnormalitiesFetal brainBrain disordersBrain surgeryCH pathogenesisPatientsHuman genetics and molecular genomics of Chiari malformation type 1
Mekbib K, Muñoz W, Allington G, McGee S, Mehta N, Shofi J, Fortes C, Le H, Nelson-Williams C, Nanda P, Dennis E, Kundishora A, Khanna A, Smith H, Ocken J, Greenberg A, Wu R, Moreno-De-Luca A, DeSpenza T, Zhao S, Marlier A, Jin S, Alper S, Butler W, Kahle K. Human genetics and molecular genomics of Chiari malformation type 1. Trends In Molecular Medicine 2023, 29: 1059-1075. PMID: 37802664, DOI: 10.1016/j.molmed.2023.08.013.Peer-Reviewed Original ResearchConceptsWhole-exome sequencingChiari malformation type 1Recent whole-exome sequencingDevelopmental signalingTranscription regulationCandidate genesGenetic studiesMolecular genomicsHuman geneticsSignificant genetic contributionGenetic contributionType 1De novo germlineExome sequencingStructural brain disordersTreatment failureSurgical approachSpinal canalCerebellar tonsilsCraniocervical junctionCaudal displacementBrain disordersNeurophysiological endophenotypesGenomicsGermline