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
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 etiologyIncreased abundance of translation machinery in stem cell–derived neural progenitor cells from four schizophrenia patients
Topol A, English J, Flaherty E, Rajarajan P, Hartley B, Gupta S, Desland F, Zhu S, Goff T, Friedman L, Rapoport J, Felsenfeld D, Cagney G, Mackay-Sim A, Savas J, Aronow B, Fang G, Zhang B, Cotter D, Brennand K. Increased abundance of translation machinery in stem cell–derived neural progenitor cells from four schizophrenia patients. Translational Psychiatry 2015, 5: e662-e662. PMID: 26485546, PMCID: PMC4930118, DOI: 10.1038/tp.2015.118.Peer-Reviewed Original ResearchConceptsHiPSC neural progenitor cellsNeural progenitor cellsNovel post-transcriptional mechanismProtein synthesisGlobal protein translationElongation factor proteinGlobal protein synthesisPost-transcriptional mechanismsProgenitor cellsHuman-induced pluripotent stem cellsPluripotent stem cellsMass spectrometry evidenceTranslation machineryTranslation initiationProtein translationEpigenetic factorsFactor proteinStem cellsProtein levelsTotal protein levelsCellsUnaffected controlsMachineryProteinAbundanceCharacterization of molecular and cellular phenotypes associated with a heterozygous CNTNAP2 deletion using patient-derived hiPSC neural cells
Lee I, Carvalho C, Douvaras P, Ho S, Hartley B, Zuccherato L, Ladran I, Siegel A, McCarthy S, Malhotra D, Sebat J, Rapoport J, Fossati V, Lupski J, Levy D, Brennand K. Characterization of molecular and cellular phenotypes associated with a heterozygous CNTNAP2 deletion using patient-derived hiPSC neural cells. Schizophrenia 2015, 1: 15019. PMID: 26985448, PMCID: PMC4789165, DOI: 10.1038/npjschz.2015.19.Peer-Reviewed Original ResearchClinical outcomesCNTNAP2 expressionHiPSC neural progenitor cellsDiscordant clinical outcomesHiPSC-derived neuronsOligodendrocyte precursor cellsNeural progenitor cellsContactin-associated proteinHuman neuronsAnimal modelsClinical settingGenetic deletionExpression patternsNeural cellsProgenitor cellsLarge heterozygous deletionsNeurodevelopmental disordersPrecursor cellsDisordersComplex disorderHeterozygous deletionSignificant differencesNeuronsStem cellsExon 14A guide to generating and using hiPSC derived NPCs for the study of neurological diseases.
Topol A, Tran N, Brennand K. A guide to generating and using hiPSC derived NPCs for the study of neurological diseases. Journal Of Visualized Experiments 2015, e52495. PMID: 25742222, PMCID: PMC4354663, DOI: 10.3791/52495.Peer-Reviewed Original ResearchConceptsNeural progenitor cellsHiPSC neural progenitor cellsRapid genetic screeningPluripotent stem cellsCellular phenotypesDevelopmental eventsMolecular consequencesGene expressionNeurological diseasesFunctional neuronsStem cellsProgenitor cellsOnset of symptomsMolecular factorsFurther differentiationPost-mortem studiesDisease initiationGenetic screeningOxidative stressSymptom onsetDisease progressionHealthy controlsDiseaseCellsPatients
2014
Phenotypic differences in hiPSC NPCs derived from patients with schizophrenia
Brennand K, Savas J, Kim Y, Tran N, Simone A, Hashimoto-Torii K, Beaumont K, Kim H, Topol A, Ladran I, Abdelrahim M, Matikainen-Ankney B, Chao S, Mrksich M, Rakic P, Fang G, Zhang B, Yates J, Gage F. Phenotypic differences in hiPSC NPCs derived from patients with schizophrenia. Molecular Psychiatry 2014, 20: 361-368. PMID: 24686136, PMCID: PMC4182344, DOI: 10.1038/mp.2014.22.Peer-Reviewed Original ResearchMeSH KeywordsAdultAnimalsAntipsychotic AgentsCell DifferentiationCell MovementCells, CulturedFemaleGene ExpressionHumansMaleMiceMice, Inbred C57BLMice, TransgenicMitochondriaNeural Cell Adhesion MoleculesNeural Stem CellsOxidative StressPhenotypePluripotent Stem CellsProsencephalonProteomicsReactive Oxygen SpeciesSchizophreniaYoung AdultConceptsHiPSC neural progenitor cellsNeural progenitor cellsHuman-induced pluripotent stem cellsHiPSC-derived neuronsGene expressionGene expression comparisonsStable isotope labelingProteomic mass spectrometry analysisAbnormal gene expressionPluripotent stem cellsOxidative stressCytoskeletal remodelingMass spectrometry analysisCellular phenotypesExpression comparisonsDevelopmental mechanismsIsotope labelingPhenotypic differencesBrainSpan AtlasDisease predispositionAmino acidsScalable assayNPC phenotypeStem cellsProgenitor cells