2024
209 Transcriptomic Analysis of the Post-mortem Brain in Intracranial Atherosclerosis Implicates Interferon Signaling
Seah C, Devarajan A, Jurczyszak D, Chakka A, Huckins L, Brennand K, Girgenti M. 209 Transcriptomic Analysis of the Post-mortem Brain in Intracranial Atherosclerosis Implicates Interferon Signaling. Neurosurgery 2024, 70: 55-56. DOI: 10.1227/neu.0000000000002809_209.Peer-Reviewed Original ResearchIntracranial atherosclerotic stenosisIntracranial arteriesInterferon-inducible genesInterferon signalingPeripheral atherosclerosisCerebral atherosclerosisExpression of interferon-inducible genesGlial cellsSymptomatic intracranial atherosclerotic stenosisInduced pluripotent stem cellsPost-mortem brainsWorsened functional outcomesHuman induced pluripotent stem cellsUpregulation of interferon inducible genesCause of ischemic strokePluripotent stem cellsRisk of atherosclerosisLipid-rich plaquesRisk factor managementClinical outcomesPoor prognosisExcitatory neuronsIncreased morbidityHistopathological profileFunctional outcomes
2022
Reduced LYNX1 expression in transcriptome of human iPSC-derived neural progenitors modeling fragile X syndrome
Talvio K, Minkeviciene R, Townsley K, Achuta V, Huckins L, Corcoran P, Brennand K, Castrén M. Reduced LYNX1 expression in transcriptome of human iPSC-derived neural progenitors modeling fragile X syndrome. Frontiers In Cell And Developmental Biology 2022, 10: 1034679. PMID: 36506088, PMCID: PMC9731341, DOI: 10.3389/fcell.2022.1034679.Peer-Reviewed Original ResearchInduced pluripotent stem cellsFragile X syndromeHuman induced pluripotent stem cellsNeural progenitorsX syndromeEarly gene expression changesGene expression changesPatient-derived induced pluripotent stem cellsTriplet repeat instabilityFunctional enrichment analysisHuman neural progenitorsPluripotent stem cellsRNA splicingPhenotypic variationIntellectual disability syndromeEnrichment analysisExpression changesRepeat instabilityMolecular mechanismsProtein resultsGrowth factor pathwaysInsulin-like growth factor (IGF) pathwayAltered expressionStem cellsTranscriptome
2021
Induction of dopaminergic neurons for neuronal subtype-specific modeling of psychiatric disease risk
Powell SK, O’Shea C, Townsley K, Prytkova I, Dobrindt K, Elahi R, Iskhakova M, Lambert T, Valada A, Liao W, Ho SM, Slesinger PA, Huckins LM, Akbarian S, Brennand KJ. Induction of dopaminergic neurons for neuronal subtype-specific modeling of psychiatric disease risk. Molecular Psychiatry 2021, 28: 1970-1982. PMID: 34493831, PMCID: PMC8898985, DOI: 10.1038/s41380-021-01273-0.Peer-Reviewed Original ResearchConceptsInduced dopaminergic neuronsDopaminergic neuronsMidbrain dopaminergic neuron developmentNeuron identityHuman induced pluripotent stem cellsCannabis use disorderDopaminergic neuron developmentAction potential durationGlutamatergic neuronsDopamine synthesisSpontaneous burstsPotential durationUse disordersNeuronal subtypesPsychiatric diseasesBipolar disorderElectrophysiological propertiesDisease riskHyperpolarization potentialPsychiatric disease riskNeuron developmentOscillatory activityNeuronsHeterogenous cell populationsCell populations