2022
Multimodal 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
2017
In 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
2009
β2-Nicotinic Acetylcholine Receptor Availability During Acute and Prolonged Abstinence From Tobacco Smoking
Cosgrove KP, Batis J, Bois F, Maciejewski PK, Esterlis I, Kloczynski T, Stiklus S, Krishnan-Sarin S, O’Malley S, Perry E, Tamagnan G, Seibyl JP, Staley JK. β2-Nicotinic Acetylcholine Receptor Availability During Acute and Prolonged Abstinence From Tobacco Smoking. JAMA Psychiatry 2009, 66: 666-676. PMID: 19487632, PMCID: PMC2796827, DOI: 10.1001/archgenpsychiatry.2009.41.Peer-Reviewed Original ResearchMeSH KeywordsAdultAzetidinesBrainBrain MappingDominance, CerebralFemaleFollow-Up StudiesHumansImage Processing, Computer-AssistedIodine RadioisotopesMagnetic Resonance ImagingMaleMiddle AgedNicotineReceptors, NicotinicSmokingSmoking CessationSubstance Withdrawal SyndromeTobacco Use DisorderTomography, Emission-Computed, Single-PhotonConceptsWeeks of abstinenceTobacco smokingTobacco smokersAbstinent tobacco smokersAge-matched nonsmokersMagnetic resonance imaging studyMain outcome measuresCourse of abstinenceResonance imaging studyNicotinic acetylcholine receptorsMonths of abstinenceSingle photon emissionDays of abstinenceIA SPECTNonsmoker levelsClinical featuresTobacco cessationNicotine withdrawalTomography scanOutcome measuresSPECT scansSmokersReceptor availabilityAcetylcholine receptorsSmoking