2024
Does seasonal variation affect the neuroimmune system? A retrospective [11C]PBR28 PET study in healthy individuals
Ibrahim W, An J, Yang Y, Cosgrove K, Matuskey D. Does seasonal variation affect the neuroimmune system? A retrospective [11C]PBR28 PET study in healthy individuals. Neuroscience Letters 2024, 828: 137766. PMID: 38583505, PMCID: PMC11073647, DOI: 10.1016/j.neulet.2024.137766.Peer-Reviewed Original ResearchConceptsTranslocator protein levelsPositron emission tomographyNeuroimmune systemHealthy individualsHuman studiesPositron emission tomography scanTranslocator proteinTest-retest variabilityBrain TSPO levelsVolume of distributionPositron emission tomography imagingBrain regionsCentral nervous systemTranslocator protein expressionGene polymorphismsCell markersHealthy subjectsTSPO levelsInterindividual variabilityNeuropsychiatric disordersEmission tomographyPET studiesNervous systemMonthsNo significant effect
2023
Imaging the brain’s immune response to alcohol with [11C]PBR28 TSPO Positron Emission Tomography
Raval N, Angarita G, Matuskey D, Miller R, Drake L, Kapinos M, Nabulsi N, Huang Y, Carson R, O’Malley S, Cosgrove K, Hillmer A. Imaging the brain’s immune response to alcohol with [11C]PBR28 TSPO Positron Emission Tomography. Molecular Psychiatry 2023, 28: 3384-3390. PMID: 37532797, PMCID: PMC10743097, DOI: 10.1038/s41380-023-02198-6.Peer-Reviewed Original ResearchConceptsVolume of distributionBlood alcohol levelsPositron emission tomographyBrain immune responseImmune responseAlcohol challengeEmission tomographyPeak blood alcohol levelsMultilinear analysis 1Peripheral immune functionVivo human evidenceLaboratory alcohol challengeTSPO positron emission tomographyBinge levelsPlasma cytokinesImmune dysfunctionNeuroimmune systemIL-6MCP-1Cytokines TNFAcute effectsScan dayArterial bloodHuman evidenceImmune function
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