2023
29. GENE EXPRESSION ASSOCIATIONS WITH TRAUMA IN HUMAN POSTMORTEM BRAIN
Hicks E, Seah C, Cote A, Ciarcia J, Chakka A, Group T, Brennand K, Nestler E, Girgenti M, Huckins L. 29. GENE EXPRESSION ASSOCIATIONS WITH TRAUMA IN HUMAN POSTMORTEM BRAIN. European Neuropsychopharmacology 2023, 75: s72. DOI: 10.1016/j.euroneuro.2023.08.139.Peer-Reviewed Original ResearchMajor depressive disorderPost-traumatic stress disorderHuman postmortem brainPostmortem brainsPsychiatric disordersNeurobiological consequencesTranscriptional signatureMajor precipitating factorEarly life stressCase/control statusGene expression associationsType of traumaStress-related disordersTrauma measuresTrauma-exposed individualsTraumatic Stress DisorderExpression associationsBrain donorsDepressive disorderMale miceFrontal cortexPrecipitating factorsMouse modelAnimal modelsPsychosocial stress
2020
Transcriptional signatures of participant-derived neural progenitor cells and neurons implicate altered Wnt signaling in Phelan-McDermid syndrome and autism
Breen MS, Browne A, Hoffman GE, Stathopoulos S, Brennand K, Buxbaum JD, Drapeau E. Transcriptional signatures of participant-derived neural progenitor cells and neurons implicate altered Wnt signaling in Phelan-McDermid syndrome and autism. Molecular Autism 2020, 11: 53. PMID: 32560742, PMCID: PMC7304190, DOI: 10.1186/s13229-020-00355-0.Peer-Reviewed Original ResearchMeSH KeywordsAdolescentAdultAutistic DisorderChildChild, PreschoolChromosome DeletionChromosome DisordersChromosomes, Human, Pair 22FemaleGene Expression ProfilingGene Expression RegulationHumansInduced Pluripotent Stem CellsMaleNeural Stem CellsNeuronsReproducibility of ResultsWnt Signaling PathwayConceptsNeural progenitor cellsTranscriptional signatureGene co-expression network analysisHiPSC-NPCsCo-expression network analysisIndependent biological samplesHiPSC-derived neural cellsProgenitor cellsPostsynaptic density genesDistinct transcriptional signaturesGenetic risk lociHuman-induced pluripotent stem cellsPluripotent stem cellsPotassium channel activityProtein translationSpecific neurobiological pathwaysTranscriptional differencesEmbryonic developmentLoss of SHANK3Risk lociHiPSC neuronsMorphological phenotypesWnt pathwayGenesHiPSC clonesTranscriptional Signatures of Participant-Derived Neural Progenitor Cells and Neurons Implicate Altered WNT Signaling in Phelan-McDermid Syndrome and Autism
Breen M, Browne A, Hoffman G, Stathopoulous S, Brennand K, Buxbaum J, Drapeau E. Transcriptional Signatures of Participant-Derived Neural Progenitor Cells and Neurons Implicate Altered WNT Signaling in Phelan-McDermid Syndrome and Autism. Biological Psychiatry 2020, 87: s456-s457. DOI: 10.1016/j.biopsych.2020.02.1162.Peer-Reviewed Original ResearchNeural progenitor cellsPhelan-McDermid syndromeProgenitor cellsTranscriptional signatureAltered WntSyndromeNeurons
2018
Expression-based drug screening of neural progenitor cells from individuals with schizophrenia
Readhead B, Hartley BJ, Eastwood BJ, Collier DA, Evans D, Farias R, He C, Hoffman G, Sklar P, Dudley JT, Schadt EE, Savić R, Brennand KJ. Expression-based drug screening of neural progenitor cells from individuals with schizophrenia. Nature Communications 2018, 9: 4412. PMID: 30356048, PMCID: PMC6200740, DOI: 10.1038/s41467-018-06515-4.Peer-Reviewed Original ResearchConceptsNeural progenitor cellsHiPSC neural progenitor cellsCell typesCancer cell linesGene expression differencesProgenitor cellsDisease-associated genesPatient-specific platformPluripotent stem cellsTranscriptional responseExpression differencesTranscriptional signatureTranscriptomic signaturesStem cellsCell linesDependent mannerDrug discoveryDrug screeningCellsNeuropsychiatric disordersSchizophreniaBest treatmentDrugsDiscoveryGenes
2017
Transcriptional signatures of schizophrenia in hiPSC-derived NPCs and neurons are concordant with post-mortem adult brains
Hoffman GE, Hartley BJ, Flaherty E, Ladran I, Gochman P, Ruderfer DM, Stahl EA, Rapoport J, Sklar P, Brennand KJ. Transcriptional signatures of schizophrenia in hiPSC-derived NPCs and neurons are concordant with post-mortem adult brains. Nature Communications 2017, 8: 2225. PMID: 29263384, PMCID: PMC5738408, DOI: 10.1038/s41467-017-02330-5.Peer-Reviewed Original ResearchMeSH KeywordsAdolescentAdultAntigens, SurfaceAutopsyBrainCase-Control StudiesChildDNA Copy Number VariationsFemaleHumansInduced Pluripotent Stem CellsLinear ModelsMaleNanog Homeobox ProteinNestinNeural Stem CellsNeuronsOctamer Transcription Factor-3ProteoglycansRNA, MessengerSchizophreniaSequence Analysis, RNASOXB1 Transcription FactorsStage-Specific Embryonic AntigensSynapsinsTranscriptomeYoung Adult