2021
Prenatal Δ9-Tetrahydrocannabinol Exposure in Males Leads to Motivational Disturbances Related to Striatal Epigenetic Dysregulation
Ellis R, Bara A, Vargas C, Frick A, Loh E, Landry J, Uzamere T, Callens J, Martin Q, Rajarajan P, Brennand K, Ramakrishnan A, Shen L, Szutorisz H, Hurd Y. Prenatal Δ9-Tetrahydrocannabinol Exposure in Males Leads to Motivational Disturbances Related to Striatal Epigenetic Dysregulation. Biological Psychiatry 2021, 92: 127-138. PMID: 34895699, PMCID: PMC8957623, DOI: 10.1016/j.biopsych.2021.09.017.Peer-Reviewed Original ResearchConceptsEpigenetic dysregulationNucleus accumbensSimilar transcriptional alterationsExpression of Kmt2aComparison of RNACellular chromatinTranscriptome datasetsPrenatal THC exposureEpigenetic signaturesEpigenetic profilesAdult male offspringHuman major depressive disorderRNA sequencingTranscriptional alterationsSequencing approachPrenatal cannabis exposureMajor depressive disorderΔ9-tetrahydrocannabinol exposurePrincipal psychoactive componentMolecular signaturesUnbiased sequencing approachRat offspringUtero exposureTHC exposureCannabis exposure
2018
THC exposure of human iPSC neurons impacts genes associated with neuropsychiatric disorders
Guennewig B, Bitar M, Obiorah I, Hanks J, O’Brien E, Kaczorowski DC, Hurd YL, Roussos P, Brennand KJ, Barry G. THC exposure of human iPSC neurons impacts genes associated with neuropsychiatric disorders. Translational Psychiatry 2018, 8: 89. PMID: 29691375, PMCID: PMC5915454, DOI: 10.1038/s41398-018-0137-3.Peer-Reviewed Original ResearchConceptsHuman-induced pluripotent stem cellsPluripotent stem cellsHuman iPSC neuronsTranscriptional responseTranscriptomic analysisRNA transcriptomic analysisHuman neural cellsIPSC-neuronsMolecular pathwaysNeuropsychiatric disordersStem cellsNeural cellsDiagnosis-specific differencesGenesTHC exposureNeuronal depolarizationTHC administrationChronic exposureCannabis useNeuronsΔ9-tetrahydrocannabinolStrong associationSignificant alterationsCellsDynamic changes
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