2022
Modeling gene × environment interactions in PTSD using human neurons reveals diagnosis-specific glucocorticoid-induced gene expression
Seah C, Breen M, Rusielewicz T, Bader H, Xu C, Hunter C, McCarthy B, Deans P, Chattopadhyay M, Goldberg J, Desarnaud F, Makotkine I, Flory J, Bierer L, Staniskyte M, Noggle S, Huckins L, Paull D, Brennand K, Yehuda R. Modeling gene × environment interactions in PTSD using human neurons reveals diagnosis-specific glucocorticoid-induced gene expression. Nature Neuroscience 2022, 25: 1434-1445. PMID: 36266471, PMCID: PMC9630117, DOI: 10.1038/s41593-022-01161-y.Peer-Reviewed Original ResearchConceptsPost-traumatic stress disorderPeripheral blood mononuclear cellsGlucocorticoid-induced changesGlucocorticoid-induced gene expressionBlood mononuclear cellsIndividual clinical outcomesEnvironmental risk factorsHuman postmortem brainGlucocorticoid hypersensitivityClinical outcomesGlutamatergic neuronsMononuclear cellsRisk factorsHydrocortisone exposureSevere traumaPostmortem brainsHuman neuronsGlucocorticoid responseInduced neuronsStress disorderNeuronsNew therapeuticsGene expressionGene × environment interactionsCombat veteransAltered gene expression and PTSD symptom dimensions in World Trade Center responders
Marchese S, Cancelmo L, Diab O, Cahn L, Aaronson C, Daskalakis NP, Schaffer J, Horn SR, Johnson JS, Schechter C, Desarnaud F, Bierer LM, Makotkine I, Flory JD, Crane M, Moline JM, Udasin IG, Harrison DJ, Roussos P, Charney DS, Koenen KC, Southwick SM, Yehuda R, Pietrzak RH, Huckins LM, Feder A. Altered gene expression and PTSD symptom dimensions in World Trade Center responders. Molecular Psychiatry 2022, 27: 2225-2246. PMID: 35177824, DOI: 10.1038/s41380-022-01457-2.Peer-Reviewed Original ResearchConceptsPTSD symptom dimensionsPosttraumatic stress disorderCAPS scoresAnxious arousal symptomsSymptom dimensionsWorld Trade Center rescueClinician-Administered PTSD Scale scoresBiomarker of PTSDArousal symptomsCD4 T cellsWorld Trade Center respondersDevelopment of PTSDTotal CAPS scoresCase/control statusTherapeutic target developmentIdentification of biomarkersClinical interview dataResponder cohortPTSD symptom severityPotential biological differencesWTC respondersT cellsGene expressionPTSD studiesPsychiatric disorders
2019
Gene expression imputation across multiple brain regions provides insights into schizophrenia risk
Huckins LM, Dobbyn A, Ruderfer DM, Hoffman G, Wang W, Pardiñas AF, Rajagopal VM, Als TD, T. Nguyen H, Girdhar K, Boocock J, Roussos P, Fromer M, Kramer R, Domenici E, Gamazon ER, Purcell S, Demontis D, Børglum A, Walters J, O’Donovan M, Sullivan P, Owen M, Devlin B, Sieberts S, Cox N, Im H, Sklar P, Stahl E. Gene expression imputation across multiple brain regions provides insights into schizophrenia risk. Nature Genetics 2019, 51: 659-674. PMID: 30911161, PMCID: PMC7034316, DOI: 10.1038/s41588-019-0364-4.Peer-Reviewed Original Research
2018
Exploring the phenotypic consequences of tissue specific gene expression variation inferred from GWAS summary statistics
Barbeira A, Dickinson S, Bonazzola R, Zheng J, Wheeler H, Torres J, Torstenson E, Shah K, Garcia T, Edwards T, Stahl E, Huckins L, GTEx Consortium, Nicolae D, Cox N, Im H. Exploring the phenotypic consequences of tissue specific gene expression variation inferred from GWAS summary statistics. Nature Communications 2018, 9: 1825. PMID: 29739930, PMCID: PMC5940825, DOI: 10.1038/s41467-018-03621-1.Peer-Reviewed Original ResearchConceptsGene expression variationExpression variationMonogenic disease genesGWAS summary statisticsSpectrum of milder phenotypesGTEx tissuesS-PrediXcanDisease genesTrait etiologyPhenotypic consequencesGenetic variantsHuman phenotypesRegulatory mechanismsMilder phenotypeSummary statisticsSignificant associationPhenotypeGenesTraitsMeta-analysis studySummary dataReference setsPrediXcanIndependent cohortGWAS