2021
Imaging brain cortisol regulation in PTSD with a target for 11β-hydroxysteroid dehydrogenase type 1
Bhatt S, Hillmer AT, Rusowicz A, Nabulsi N, Matuskey D, Angarita GA, Najafzadeh S, Kapinos M, Southwick SM, Krystal JH, Carson RE, Huang Y, Cosgrove KP. Imaging brain cortisol regulation in PTSD with a target for 11β-hydroxysteroid dehydrogenase type 1. Journal Of Clinical Investigation 2021, 131: e150452. PMID: 34651587, PMCID: PMC8516462, DOI: 10.1172/jci150452.Peer-Reviewed Original ResearchConceptsPosttraumatic stress disorderPositron emission tomographyVolume of distributionDehydrogenase type 1Trauma-exposed controlsPTSD groupTranslocator proteinType 1Veterans Affairs (VA) National CenterOverall PTSD severityBrain glucocorticoidBrain immuneMethodsSixteen individualsPeripheral cortisolMicroglial markersImmune suppressionTranslational Science AwardsCortisol levelsNIH National CenterTC groupCortisol regulationEmission tomographyStress disorderLower PTSD symptomsPTSD symptoms
2017
Anterior hippocampal dysconnectivity in posttraumatic stress disorder: a dimensional and multimodal approach
Abdallah CG, Wrocklage KM, Averill CL, Akiki T, Schweinsburg B, Roy A, Martini B, Southwick SM, Krystal JH, Scott JC. Anterior hippocampal dysconnectivity in posttraumatic stress disorder: a dimensional and multimodal approach. Translational Psychiatry 2017, 7: e1045-e1045. PMID: 28244983, PMCID: PMC5545643, DOI: 10.1038/tp.2017.12.Peer-Reviewed Original ResearchConceptsGlobal brain connectivityPosttraumatic stress disorderAnterior hippocampusStress disorderPTSD severityTraumatic brain injuryMultimodal approachOverall PTSD severityAnxiety-related behaviorDorsolateral prefrontal connectivityDorsolateral prefrontal cortexElevated PTSD symptomsAnatomical dysconnectivityHippocampal dysconnectivityUS veteransBrain injuryHippocampal volumePTSD subgroupBrain biomarkersClinical valueMedication statusPrefrontal connectivitySignificant associationPrefrontal cortexBrain connectivity