2024
Single-cell multi-cohort dissection of the schizophrenia transcriptome
Ruzicka W, Mohammadi S, Fullard J, Davila-Velderrain J, Subburaju S, Tso D, Hourihan M, Jiang S, Lee H, Bendl J, Voloudakis G, Haroutunian V, Hoffman G, Roussos P, Kellis M, Akbarian S, Abyzov A, Ahituv N, Arasappan D, Almagro Armenteros J, Beliveau B, Berretta S, Bharadwaj R, Bhattacharya A, Bicks L, Brennand K, Capauto D, Champagne F, Chatterjee T, Chatzinakos C, Chen Y, Chen H, Cheng Y, Cheng L, Chess A, Chien J, Chu Z, Clarke D, Clement A, Collado-Torres L, Cooper G, Crawford G, Dai R, Daskalakis N, Deep-Soboslay A, Deng C, DiPietro C, Dracheva S, Drusinsky S, Duan Z, Duong D, Dursun C, Eagles N, Edelstein J, Emani P, Galani K, Galeev T, Gandal M, Gaynor S, Gerstein M, Geschwind D, Girdhar K, Goes F, Greenleaf W, Grundman J, Guo H, Guo Q, Gupta C, Hadas Y, Hallmayer J, Han X, Hawken N, He C, Henry E, Hicks S, Ho M, Ho L, Huang Y, Huuki-Myers L, Hwang A, Hyde T, Iatrou A, Inoue F, Jajoo A, Jensen M, Jiang L, Jin P, Jin T, Jops C, Jourdon A, Kawaguchi R, Kleinman J, Kleopoulos S, Kozlenkov A, Kriegstein A, Kundaje A, Kundu S, Lee C, Lee D, Li J, Li M, Lin X, Liu S, Liu J, Liu J, Liu C, Liu S, Lou S, Loupe J, Lu D, Ma S, Ma L, Margolis M, Mariani J, Martinowich K, Maynard K, Mazariegos S, Meng R, Myers R, Micallef C, Mikhailova T, Ming G, Monte E, Montgomery K, Moore J, Moran J, Mukamel E, Nairn A, Nemeroff C, Ni P, Norton S, Nowakowski T, Omberg L, Page S, Park S, Patowary A, Pattni R, Pertea G, Peters M, Phalke N, Pinto D, Pjanic M, Pochareddy S, Pollard K, Pollen A, Pratt H, Przytycki P, Purmann C, Qin Z, Qu P, Quintero D, Raj T, Rajagopalan A, Reach S, Reimonn T, Ressler K, Ross D, Rozowsky J, Ruth M, Sanders S, Schneider J, Scuderi S, Sebra R, Sestan N, Seyfried N, Shao Z, Shedd N, Shieh A, Shin J, Skarica M, Snijders C, Song H, State M, Stein J, Steyert M, Sudhof T, Snyder M, Tao R, Therrien K, Tsai L, Urban A, Vaccarino F, van Bakel H, Vo D, Wamsley B, Wang T, Wang S, Wang D, Wang Y, Warrell J, Wei Y, Weimer A, Weinberger D, Wen C, Weng Z, Whalen S, White K, Willsey A, Won H, Wong W, Wu H, Wu F, Wuchty S, Wylie D, Xu S, Yap C, Zeng B, Zhang P, Zhang C, Zhang B, Zhang J, Zhang Y, Zhou X, Ziffra R, Zeier Z, Zintel T. Single-cell multi-cohort dissection of the schizophrenia transcriptome. Science 2024, 384: eadg5136. PMID: 38781388, DOI: 10.1126/science.adg5136.Peer-Reviewed Original ResearchConceptsGenetic risk factorsRisk factorsTranscriptional changesHeterogeneity of schizophreniaNeuronal cell statesSchizophrenia pathophysiologySingle-cell dissectionExcitatory neuronsEffective therapySchizophrenia transcriptomicsCortical cytoarchitectureSingle-cell atlasGenomic variantsCell groupsHuman prefrontal cortexMolecular pathwaysSchizophreniaTranscriptional alterationsTranscriptomic changesPrefrontal cortexCell statesAlterationsTherapyPathophysiologyDissection209 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
2017
THC Treatment Alters Glutamate Receptor Gene Expression in Human Stem Cell-Derived Neurons
Obiorah I, Muhammad H, Stafford K, Flaherty E, Brennand K. THC Treatment Alters Glutamate Receptor Gene Expression in Human Stem Cell-Derived Neurons. Complex Psychiatry 2017, 3: 73-84. PMID: 29230395, PMCID: PMC5701275, DOI: 10.1159/000477762.Peer-Reviewed Original ResearchTHC exposureHuman-induced pluripotent stem cellsGlutamate receptor gene expressionHuman stem cell-derived neuronsHiPSC-derived neuronsStem cell-derived neuronsΔ9-tetrahydrocannabinol exposureGlutamate receptor subunit genesCell-derived neuronsGenetic risk factorsReceptor gene expressionRisk factorsExcitatory neuronsHuman neuronsReceptor subunit genesBehavioral effectsNeuronsDisease vulnerabilityStem cellsPluripotent stem cellsExposureVariety of genotypesGene expressionExpressionSubunit gene
2016
Inhibition of STEP61 ameliorates deficits in mouse and hiPSC-based schizophrenia models
Xu J, Hartley BJ, Kurup P, Phillips A, Topol A, Xu M, Ononenyi C, Foscue E, Ho SM, Baguley TD, Carty N, Barros CS, Müller U, Gupta S, Gochman P, Rapoport J, Ellman JA, Pittenger C, Aronow B, Nairn AC, Nestor MW, Lombroso PJ, Brennand KJ. Inhibition of STEP61 ameliorates deficits in mouse and hiPSC-based schizophrenia models. Molecular Psychiatry 2016, 23: 271-281. PMID: 27752082, PMCID: PMC5395367, DOI: 10.1038/mp.2016.163.Peer-Reviewed Original ResearchConceptsBrain-specific tyrosine phosphataseDephosphorylation of GluN2BExtracellular signal-regulated kinase 1/2Signal-regulated kinase 1/2Glutamate receptor internalizationPluripotent stem cellsKnockout mouse modelTyrosine phosphataseMouse modelKinase 1/2Receptor internalizationImportant regulatorGenetic reductionLoss of NMDARsStem cellsN-methyl DPharmacological inhibitionProtein levelsSynaptic functionSTEP61Patient cohortForebrain neuronsBehavioral deficitsExcitatory neuronsSchizophrenia model
2015
Rapid Ngn2-induction of excitatory neurons from hiPSC-derived neural progenitor cells
Ho S, Hartley B, Julia T, Beaumont M, Stafford K, Slesinger P, Brennand K. Rapid Ngn2-induction of excitatory neurons from hiPSC-derived neural progenitor cells. Methods 2015, 101: 113-124. PMID: 26626326, PMCID: PMC4860098, DOI: 10.1016/j.ymeth.2015.11.019.Peer-Reviewed Original ResearchConceptsHuman induced pluripotent stem cellsNeural progenitor cellsHiPSC-derived neural progenitor cellsHigh-throughput drug screeningHiPSC neural progenitor cellsExogenous transcription factorsProgenitor cellsInduced pluripotent stem cellsPatient-specific platformPluripotent stem cellsPatient-derived neuronsSomatic reprogrammingTranscription factorsGenetic variationExcitatory neuronsDrug screeningNeurogenin 2Neuronal inductionFunctional neuronsThroughput drug screeningNeuronal phenotypeLentiviral transductionStem cellsStarting populationDisease etiology