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 effectImaging a putative marker of brain cortisol regulation in alcohol use disorder
Verplaetse T, Hillmer A, Bhatt S, Rusowicz A, Li S, Nabulsi N, Matuskey D, Huang Y, McKee S, Cosgrove K. Imaging a putative marker of brain cortisol regulation in alcohol use disorder. Neurobiology Of Stress 2024, 29: 100609. PMID: 38304303, PMCID: PMC10832501, DOI: 10.1016/j.ynstr.2024.100609.Peer-Reviewed Original ResearchAlcohol use disorderAnterior cingulate cortexDrinking days/weekModerate to severe alcohol use disorderHealthy controlsHypothalamic-pituitary-adrenal (HPA) axisSevere alcohol use disorderPositron emission tomographyHPA axis dysfunctionHPA axis functionRelease of glucocorticoid hormonesAlcohol consumptionAssociated with drinkingVentromedial PFCCingulate cortexHigh-resolution research tomographHPA activityUse disorderDrinking episodesCortisol regulationAxis functionVmPFCPeripheral cortisolBrain availabilityDisordered background
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
2022
Lower Dopamine D2/3 Receptor Availability is Associated With Worse Verbal Learning and Memory in People Who Smoke Cigarettes
Zakiniaeiz Y, Gueorguieva R, Peltier M, Roberts W, Verplaetse T, Burke C, Morris E, McKee S, Cosgrove K. Lower Dopamine D2/3 Receptor Availability is Associated With Worse Verbal Learning and Memory in People Who Smoke Cigarettes. Nicotine & Tobacco Research 2022, 25: 1047-1051. PMID: 36107715, PMCID: PMC10077933, DOI: 10.1093/ntr/ntac215.Peer-Reviewed Original ResearchConceptsCognitive functionVerbal learningPrefrontal cortexCognitive deficitsWorse verbal learningBrain-behavior relationshipsD2R availabilityDorsolateral prefrontal cortexCognitive performanceComputerized testsTask performanceCogState batteryInhibitory controlNeurocognitive testsReceptor availabilityMesocortical dopaminePositron emission tomographyDopamine D2/3 receptor availabilityMemoryCognitionD2/3 receptor availabilityDopamine releaseSmoking variablesSubject samplesDeficitsMultimodal neuroimaging of metabotropic glutamate 5 receptors and functional connectivity in alcohol use disorder
Smart K, Worhunsky PD, Scheinost D, Angarita GA, Esterlis I, Carson RE, Krystal JH, O'Malley SS, Cosgrove KP, Hillmer AT. Multimodal neuroimaging of metabotropic glutamate 5 receptors and functional connectivity in alcohol use disorder. Alcohol Clinical And Experimental Research 2022, 46: 770-782. PMID: 35342968, PMCID: PMC9117461, DOI: 10.1111/acer.14816.Peer-Reviewed Original ResearchConceptsMetabotropic glutamate 5 receptorsDefault mode networkFunctional magnetic resonance imagingReceptor availabilityPositron emission tomographyAUD groupFunctional connectivityReceptor positron emission tomographyResting-state functional magnetic resonance imagingNetwork-level functional connectivityBrain connectivityWeeks of abstinenceGlobal functional connectivityAlcohol use disorderMagnetic resonance imagingFMRI outcomesHealthy controlsSupervised abstinencePET resultsUse disordersSynaptic plasticityResonance imagingBrain regionsEmission tomographyOrbitofrontal cortex
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
2020
Acute neuroimmune stimulation impairs verbal memory in adults: A PET brain imaging study
Woodcock EA, Hillmer AT, Sandiego CM, Maruff P, Carson RE, Cosgrove KP, Pietrzak RH. Acute neuroimmune stimulation impairs verbal memory in adults: A PET brain imaging study. Brain Behavior And Immunity 2020, 91: 784-787. PMID: 33002632, PMCID: PMC7749814, DOI: 10.1016/j.bbi.2020.09.027.Peer-Reviewed Original ResearchConceptsMemory processesCognitive dysfunctionHippocampal memory processesBrain imaging studiesExecutive processesVerbal learningVerbal memoryExperimental paradigmCognitive deficitsPositron emission tomographyGreater decrementNeuroinflammatory dysfunctionNeurologic disordersPrevious findingsHealthy adultsDevelopment studiesMarker of microgliaImaging studiesNeuroimmune responseLPS administrationNeuroinflammatory signalingAdultsPreclinical findingsExperimental inductionDisordersSex/gender differences in brain function and structure in alcohol use: A narrative review of neuroimaging findings over the last 10 years
Verplaetse TL, Cosgrove KP, Tanabe J, McKee SA. Sex/gender differences in brain function and structure in alcohol use: A narrative review of neuroimaging findings over the last 10 years. Journal Of Neuroscience Research 2020, 99: 309-323. PMID: 32333417, PMCID: PMC7584757, DOI: 10.1002/jnr.24625.Peer-Reviewed Original ResearchConceptsAlcohol use disorderAlcohol consumptionNarrative reviewBrain functionAlcohol useRisk of AUDMagnetic resonance imagingPositron emission tomographyDiffusion tensor imagingHigh-risk drinkingFunctional magnetic resonanceImaging outcomesSex/genderProblematic alcohol consumptionUse disordersResonance imagingEmission tomographySex/gender differencesRobust increaseTensor imagingBrain imaging researchRecent neuroimaging literatureWomenEvent-related potentialsNeurobiological underpinnings
2019
Sex differences in amphetamine-induced dopamine release in the dorsolateral prefrontal cortex of tobacco smokers
Zakiniaeiz Y, Hillmer AT, Matuskey D, Nabulsi N, Ropchan J, Mazure CM, Picciotto MR, Huang Y, McKee SA, Morris ED, Cosgrove KP. Sex differences in amphetamine-induced dopamine release in the dorsolateral prefrontal cortex of tobacco smokers. Neuropsychopharmacology 2019, 44: 2205-2211. PMID: 31269510, PMCID: PMC6897943, DOI: 10.1038/s41386-019-0456-y.Peer-Reviewed Reviews, Practice Guidelines, Standards, and Consensus StatementsConceptsDA releasePositron emission tomographyD2R availabilityDorsolateral prefrontal cortexMale smokersFemale smokersTobacco smokingPrefrontal cortexAmphetamine-induced DA releaseAmphetamine-induced dopamine releaseCortical DA releaseMesocortical DA systemEffects of nicotineSmoking-related behaviorsMesolimbic dopamine systemLong-term abstinenceSex differencesGender-specific treatmentFemale nonsmokersTobacco smokersAmphetamine administrationDopamine releaseNeurochemical mechanismsNonsmokersSmokers
2017
The Effect of Treatment with Guanfacine, an Alpha2 Adrenergic Agonist, on Dopaminergic Tone in Tobacco Smokers: An [11C]FLB457 PET Study
Sandiego CM, Matuskey D, Lavery M, McGovern E, Huang Y, Nabulsi N, Ropchan J, Picciotto MR, Morris ED, McKee SA, Cosgrove KP. The Effect of Treatment with Guanfacine, an Alpha2 Adrenergic Agonist, on Dopaminergic Tone in Tobacco Smokers: An [11C]FLB457 PET Study. Neuropsychopharmacology 2017, 43: 1052-1058. PMID: 28944773, PMCID: PMC5854798, DOI: 10.1038/npp.2017.223.Peer-Reviewed Original ResearchConceptsTobacco smokersGuanfacine treatmentPositron emission tomographyTobacco smokingDA releaseDopaminergic toneDopamine releaseAmphetamine-induced DA releaseTobacco smoking cessationCortical dopamine releaseExtrastriatal brain regionsAlpha2-adrenergic agonistExtrastriatal dopamine releaseEffect of treatmentBaseline BPNDSmoking cessationReceptor radiotracerAdrenergic agonistsPET scansAnimal modelsBrain regionsEmission tomographyPET studiesDopamine signalingSmokersIn vivo imaging of translocator protein, a marker of activated microglia, in alcohol dependence
Hillmer AT, Sandiego CM, Hannestad J, Angarita GA, Kumar A, McGovern EM, Huang Y, O'Connor KC, Carson RE, O'Malley SS, Cosgrove KP. In vivo imaging of translocator protein, a marker of activated microglia, in alcohol dependence. Molecular Psychiatry 2017, 22: 1759-1766. PMID: 28242869, PMCID: PMC5573660, DOI: 10.1038/mp.2017.10.Peer-Reviewed Original ResearchMeSH KeywordsAcetamidesAdultAlcoholismBrainBrain MappingCarbon RadioisotopesCells, CulturedCytokinesFemaleHumansInflammationLipopolysaccharidesMaleMicrogliaMonocytesNeuroimagingPolymorphism, Single NucleotidePositron-Emission TomographyPyridinesRadiopharmaceuticalsReceptors, GABASeverity of Illness IndexConceptsAlcohol-dependent subjectsAlcohol dependenceTSPO levelsTranslocator proteinProinflammatory cytokine interleukin-6Peripheral immune profilePeripheral immune responseCytokine interleukin-6Absence of lipopolysaccharideSubset of subjectsAlcohol use disorderPositron emission tomographyAlcohol-dependent individualsMicroglial activationImmune profileNeuroimmune systemCytokine expressionBrain levelsProinflammatory responseInterleukin-6Healthy controlsInterleukin-8Immune responseLast drinkUse disorders
2016
Nicotine and Nicotine Abstinence Do Not Interfere with GABAA Receptor Neuroadaptations During Alcohol Abstinence
Hillmer AT, Kloczynski T, Sandiego CM, Pittman B, Anderson JM, Labaree D, Gao H, Huang Y, Deluliis G, O'Malley SS, Carson RE, Cosgrove KP. Nicotine and Nicotine Abstinence Do Not Interfere with GABAA Receptor Neuroadaptations During Alcohol Abstinence. Alcohol Clinical And Experimental Research 2016, 40: 698-705. PMID: 26971694, PMCID: PMC4983773, DOI: 10.1111/acer.12997.Peer-Reviewed Original ResearchConceptsGABAA receptor availabilityPositron emission tomographyAlcohol abstinenceAlcohol withdrawalNicotine abstinenceReceptor availabilityTobacco smokingNonhuman primatesContinued nicotine useNicotine replacement therapyWeeks of abstinenceSelf-administer alcoholAdolescent male rhesus macaquesDays of abstinenceSignificant group effectMale rhesus macaquesNicotine cessationNicotine exposureReplacement therapyNicotine useAlcohol dependenceEmission tomographyDrug abstinenceSmokingNicotine
2012
Endotoxin-induced systemic inflammation activates microglia: [11C]PBR28 positron emission tomography in nonhuman primates
Hannestad J, Gallezot JD, Schafbauer T, Lim K, Kloczynski T, Morris ED, Carson RE, Ding YS, Cosgrove KP. Endotoxin-induced systemic inflammation activates microglia: [11C]PBR28 positron emission tomography in nonhuman primates. NeuroImage 2012, 63: 232-239. PMID: 22776451, PMCID: PMC3699786, DOI: 10.1016/j.neuroimage.2012.06.055.Peer-Reviewed Original ResearchConceptsPositron emission tomographySystemic inflammationMultiple sclerosisInterleukin-6Interleukin-8Translocator proteinEndotoxin-induced systemic inflammationLevels of TSPOEmission tomographyTumor necrosis factor alphaSystemic inflammatory processActivation of microgliaSerum IL-1βIL-6 levelsCourse of diseaseEffects of LPSImportant clinical questionsNecrosis factor alphaInterleukin-1 betaNonhuman primate brainE. coli lipopolysaccharideRegional time-activity dataLocal tissue damageTwo-tissue compartmental modelTotal ligand binding
2010
The Relationship Between Mood, Stress, and Tobacco Smoking
Walderhaug E, Cosgrove K, Bhagwagar Z, Neumeister A. The Relationship Between Mood, Stress, and Tobacco Smoking. 2010, 147-161. DOI: 10.1007/978-1-4419-6373-4_10.Peer-Reviewed Original ResearchTobacco smokingPrimary addictive substancePositron emission tomographySingle photon emissionNicotine sharesTobacco smokeNicotine dependenceNicotine addictionHealthy peopleAbuse potentialEmission tomographyBehavioral effectsAnxiety disordersAddictive substancesSmokingHigh rateNicotineMolecular imagingMoodTomographyPsychostimulantsIndividuals
2007
Evolving Knowledge of Sex Differences in Brain Structure, Function, and Chemistry
Cosgrove KP, Mazure CM, Staley JK. Evolving Knowledge of Sex Differences in Brain Structure, Function, and Chemistry. Biological Psychiatry 2007, 62: 847-855. PMID: 17544382, PMCID: PMC2711771, DOI: 10.1016/j.biopsych.2007.03.001.Peer-Reviewed Original ResearchConceptsMagnetic resonance imagingFunctional magnetic resonance imagingPositron emission tomographyBrain structuresPsychiatric disordersHealthy individualsFemale brainResonance imagingSex differencesGlobal cerebral blood flowRegional volume differencesCerebral blood flowDevastating brain disorderStructural magnetic resonance imagingSex-specific treatmentsGamma-aminobutyric acidEnglish-language literatureSingle photon emissionEpidemiologic evidencePathophysiological mechanismsHealthy menHigh percentageMEDLINE searchSex-specific differencesBlood flow