2017
Evaluating Synthetic Activation and Repression of Neuropsychiatric-Related Genes in hiPSC-Derived NPCs, Neurons, and Astrocytes
Ho S, Hartley B, Flaherty E, Rajarajan P, Abdelaal R, Obiorah I, Barretto N, Muhammad H, Phatnani H, Akbarian S, Brennand K. Evaluating Synthetic Activation and Repression of Neuropsychiatric-Related Genes in hiPSC-Derived NPCs, Neurons, and Astrocytes. Stem Cell Reports 2017, 9: 615-628. PMID: 28757163, PMCID: PMC5550013, DOI: 10.1016/j.stemcr.2017.06.012.Peer-Reviewed Original ResearchConceptsSynthetic activationRisk genesCell typesModulation of transcriptionNeuropsychiatric risk genesCommon single nucleotide variantsCas9 fusion proteinsEndogenous expression levelsNeural cell typesPluripotent stem cell-derived neural progenitor cellsRare copy number variationsCopy number variationsSingle nucleotide variantsNeural progenitor cellsGene functionFunctional annotationGenetic studiesGenesRisk variantsProgenitor cellsExpression levelsTranscriptionRepressionPositional effectsProtein
2015
Using hiPSCs to model neuropsychiatric copy number variations (CNVs) has potential to reveal underlying disease mechanisms
Flaherty E, Brennand K. Using hiPSCs to model neuropsychiatric copy number variations (CNVs) has potential to reveal underlying disease mechanisms. Brain Research 2015, 1655: 283-293. PMID: 26581337, PMCID: PMC4865445, DOI: 10.1016/j.brainres.2015.11.009.Peer-Reviewed Reviews, Practice Guidelines, Standards, and Consensus StatementsConceptsCopy number variationsIsogenic hiPSC linesRare variantsFull genetic architectureGenome editing technologyPluripotent stem cellsStrong heritable componentPatient-derived humanGenetic architectureEditing technologyHeritable componentBehavioral defectsNumber variationsNew therapeutic targetsHiPSC linesGenetic backgroundStem cellsCommon variantsFunctional contributionDisease mechanismsSingle variantMouse modelHigh penetranceHiPSCsTherapeutic target
2013
Mosaic Copy Number Variation in Human Neurons
McConnell MJ, Lindberg MR, Brennand KJ, Piper JC, Voet T, Cowing-Zitron C, Shumilina S, Lasken RS, Vermeesch JR, Hall IM, Gage FH. Mosaic Copy Number Variation in Human Neurons. Science 2013, 342: 632-637. PMID: 24179226, PMCID: PMC3975283, DOI: 10.1126/science.1243472.Peer-Reviewed Original ResearchConceptsCopy number variationsHiPSC-derived neuronsSingle-cell genomic approachesNumber variationsDNA copy number variationsSingle-cell sequencingHuman neuronsLarge copy number variationsStem cell linesNeural progenitor cellsNovo copy-number variationsPluripotent stem cell lineAneuploid neuronsGenomic approachesDe novo copy-number variationsSubchromosomal copy number variationsAberrant genomesFrontal cortex neuronsLarge deletionsProgenitor cellsCell linesSubset of neuronsEuploid neuronsDeletionMultiple alterations