2021
Posttraumatic Stress Disorder Brain Transcriptomics: Convergent Genomic Signatures Across Biological Sex
Wang J, Zhao H, Girgenti MJ. Posttraumatic Stress Disorder Brain Transcriptomics: Convergent Genomic Signatures Across Biological Sex. Biological Psychiatry 2021, 91: 6-13. PMID: 33840456, DOI: 10.1016/j.biopsych.2021.02.012.Peer-Reviewed Reviews, Practice Guidelines, Standards, and Consensus StatementsMeSH KeywordsBrainFemaleGenomicsHumansMaleSex CharacteristicsSex FactorsStress Disorders, Post-TraumaticTranscriptomeConceptsPosttraumatic stress disorderConvergent genomic signaturesSpecific cell typesGene regulationGenomic regulationGenomic signaturesGenomic technologiesMolecular determinantsCell typesBrains of malesMolecular effectsGABAergic signalingMolecular pathologyImmune functionPTSD brainsSex impactRegulationStress disorderStructural differencesEffects of sex
2020
PTSD is associated with neuroimmune suppression: evidence from PET imaging and postmortem transcriptomic studies
Bhatt S, Hillmer AT, Girgenti MJ, Rusowicz A, Kapinos M, Nabulsi N, Huang Y, Matuskey D, Angarita GA, Esterlis I, Davis MT, Southwick SM, Friedman MJ, Duman R, Carson R, Krystal J, Pietrzak R, Cosgrove K. PTSD is associated with neuroimmune suppression: evidence from PET imaging and postmortem transcriptomic studies. Nature Communications 2020, 11: 2360. PMID: 32398677, PMCID: PMC7217830, DOI: 10.1038/s41467-020-15930-5.Peer-Reviewed Original ResearchMeSH KeywordsAcetamidesAdaptor Proteins, Signal TransducingAdultBrainCase-Control StudiesFemaleGene Expression ProfilingHealthy VolunteersHumansMaleMicrogliaMiddle AgedPositron-Emission TomographyPyridinesRadiopharmaceuticalsReceptors, GABAReceptors, Tumor Necrosis Factor, Member 14Sex FactorsStress Disorders, Post-TraumaticYoung AdultConceptsPosttraumatic stress disorderPeripheral immune activationImmune activationHigher C-reactive protein levelsC-reactive protein levelsTSPO availabilityTranslocator proteinBrain microglial activationTomography brain imagingStress-related pathophysiologyPositron emission tomography (PET) brain imagingNeuroimmune activationMicroglial activationPTSD symptom severityImmunologic regulationPostmortem studiesPTSD subgroupHealthy individualsSymptom severityTrauma exposurePTSD groupStress disorderLower relative expressionBrain imagingPET imaging
2019
Prefrontal cortex interneurons display dynamic sex-specific stress-induced transcriptomes
Girgenti MJ, Wohleb ES, Mehta S, Ghosal S, Fogaca MV, Duman RS. Prefrontal cortex interneurons display dynamic sex-specific stress-induced transcriptomes. Translational Psychiatry 2019, 9: 292. PMID: 31712551, PMCID: PMC6848179, DOI: 10.1038/s41398-019-0642-z.Peer-Reviewed Original ResearchConceptsFluorescence-activated cell sortingInitiation factor 2Distinct transcriptome profilesTranslational machineryTranscriptome profilesEnriched pathwaysTranscriptional pathwaysTranscriptional profilesRNA sequencingDepressive-like behaviorSST interneuronsKey pathwaysChronic stressInterneuron subtypesSex-specific differencesPrefrontal cortexCell sortingSignificant dysregulationFactor 2PathwayStress-induced depressive-like behaviorDecreased expressionReporter miceGrowth factorNon-stressed females