2016
OCD is associated with an altered association between sensorimotor gating and cortical and subcortical 5-HT1b receptor binding
Pittenger C, Adams TG, Gallezot JD, Crowley MJ, Nabulsi N, Ropchan J, Gao H, Kichuk SA, Simpson R, Billingslea E, Hannestad J, Bloch M, Mayes L, Bhagwagar Z, Carson RE. OCD is associated with an altered association between sensorimotor gating and cortical and subcortical 5-HT1b receptor binding. Journal Of Affective Disorders 2016, 196: 87-96. PMID: 26919057, PMCID: PMC4808438, DOI: 10.1016/j.jad.2016.02.021.Peer-Reviewed Original ResearchConceptsPrepulse inhibitionObsessive-compulsive disorderReceptor availabilitySensorimotor gatingOCD patientsImpaired sensorimotor gatingOCD-like behaviorNon-depressed OCD patientsPositron emission tomographyBasal gangliaSerotonergic regulationHealthy controlsSerotonin systemPositive correlationWidespread positive correlationsDiagnostic groupsCortical regionsEmission tomographyOrbitofrontal cortexPatientsReceptor bindingOCD diagnosisSignificant correlationSignificant main effectImportant alterations
2014
Test–retest reliability of the novel 5-HT1B receptor PET radioligand [11C]P943
Saricicek A, Chen J, Planeta B, Ruf B, Subramanyam K, Maloney K, Matuskey D, Labaree D, Deserno L, Neumeister A, Krystal JH, Gallezot JD, Huang Y, Carson RE, Bhagwagar Z. Test–retest reliability of the novel 5-HT1B receptor PET radioligand [11C]P943. European Journal Of Nuclear Medicine And Molecular Imaging 2014, 42: 468-477. PMID: 25427881, DOI: 10.1007/s00259-014-2958-5.Peer-Reviewed Original Research
2013
Reductions in Brain 5-HT1B Receptor Availability in Primarily Cocaine-Dependent Humans
Matuskey D, Bhagwagar Z, Planeta B, Pittman B, Gallezot JD, Chen J, Wanyiri J, Najafzadeh S, Ropchan J, Geha P, Huang Y, Potenza MN, Neumeister A, Carson RE, Malison RT. Reductions in Brain 5-HT1B Receptor Availability in Primarily Cocaine-Dependent Humans. Biological Psychiatry 2013, 76: 816-822. PMID: 24433854, PMCID: PMC4037398, DOI: 10.1016/j.biopsych.2013.11.022.Peer-Reviewed Original ResearchMeSH KeywordsAdultBrainCarbon RadioisotopesCocaine-Related DisordersFemaleHumansMagnetic Resonance ImagingMalePositron-Emission TomographyReceptor, Serotonin, 5-HT1BConceptsRegional binding potentialPositron emission tomographyCocaine dependenceEmission tomographyFrontal cortexReceptor availabilityAge-matched healthy control subjectsSignificant gray matter reductionsYears of cocaineIllicit substance abuseHealthy control subjectsDaily tobacco useCocaine-dependent humansGray matter reductionsEffects of cocaineMagnetic resonance imagingSignificant reductionPreclinical evidenceControl subjectsPrimary addictionSerotonin receptorsHealthy subjectsTobacco useMedication developmentAnterior cingulate
2012
Age Effects on Serotonin Receptor 1B as Assessed by PET
Matuskey D, Pittman B, Planeta-Wilson B, Walderhaug E, Henry S, Gallezot JD, Nabulsi N, Ding YS, Bhagwagar Z, Malison R, Carson RE, Neumeister A. Age Effects on Serotonin Receptor 1B as Assessed by PET. Journal Of Nuclear Medicine 2012, 53: 1411-1414. PMID: 22851636, PMCID: PMC3690814, DOI: 10.2967/jnumed.112.103598.Peer-Reviewed Original ResearchConceptsMultilinear reference tissue modelGray matter atrophyReceptor 1BAge-related gray matter atrophyIndividual cortical regionsSerotonin receptor 1BPrevious imaging studiesSerotonin measuresReference tissue modelAge-related declineMatter atrophyHealthy subjectsHealthy adultsGray matterImaging studiesCortical regionsPET imagingSubject underwentMultiple comparisonsCortexNegative associationAge effectsAgeAtrophyPutamen
2011
Serotonin 1B receptor imaging in pathological gambling
Potenza MN, Walderhaug E, Henry S, Gallezot JD, Planeta-Wilson B, Ropchan J, Neumeister A. Serotonin 1B receptor imaging in pathological gambling. The World Journal Of Biological Psychiatry 2011, 14: 139-145. PMID: 21936763, PMCID: PMC3595502, DOI: 10.3109/15622975.2011.598559.Peer-Reviewed Original ResearchConceptsSerotonin 1B receptorAnterior cingulate cortexPathological gamblingCingulate cortexVentral striatumBPND valuesMedication-free subjectsSouth Oaks Gambling ScreenPositron emission scanningFunctional neuroimaging studiesSerotonergic mechanismsSerotonergic functionSerotonin receptorsCC subjectsComparison subjectsBrain regionsImaging studiesPG subjectsNeuroimaging studiesPotential roleReceptorsFurther studiesStriatumSubstance addictionCortexThe Effect of Early Trauma Exposure on Serotonin Type 1B Receptor Expression Revealed by Reduced Selective Radioligand Binding
Murrough JW, Czermak C, Henry S, Nabulsi N, Gallezot JD, Gueorguieva R, Planeta-Wilson B, Krystal JH, Neumaier JF, Huang Y, Ding YS, Carson RE, Neumeister A. The Effect of Early Trauma Exposure on Serotonin Type 1B Receptor Expression Revealed by Reduced Selective Radioligand Binding. JAMA Psychiatry 2011, 68: 892-900. PMID: 21893657, PMCID: PMC3244836, DOI: 10.1001/archgenpsychiatry.2011.91.Peer-Reviewed Original ResearchMeSH KeywordsAdolescentAdultAge FactorsBrainCarbon RadioisotopesCross-Sectional StudiesDepressive Disorder, MajorFemaleHumansMaleMiddle AgedPiperazinesPositron-Emission TomographyPsychiatric Status Rating ScalesPyrrolidinonesRadioligand AssayReceptor, Serotonin, 5-HT1BSerotonin 5-HT1 Receptor AntagonistsStress Disorders, Post-TraumaticTrauma Severity IndicesWounds and InjuriesConceptsPosttraumatic stress disorderHealthy control participantsEarly trauma exposureTrauma exposureReceptor expressionCause of PTSDVeterans Affairs Medical CenterMajor depression comorbidityPositron emission tomography studyControl participantsMain outcome measuresRecent animal modelsTrauma-exposed control participantsSevere trauma exposureEmission tomography studiesFirst trauma exposureLimbic corticostriatal circuitsAnterior cingulate cortexPositron emission tomographyPTSD symptom severityDepression comorbiditySerotonergic dysfunctionMedical CenterOutcome measuresStudy group
2010
Reduced ventral striatal/ventral pallidal serotonin1B receptor binding potential in major depressive disorder
Murrough JW, Henry S, Hu J, Gallezot JD, Planeta-Wilson B, Neumaier JF, Neumeister A. Reduced ventral striatal/ventral pallidal serotonin1B receptor binding potential in major depressive disorder. Psychopharmacology 2010, 213: 547-553. PMID: 20480149, PMCID: PMC3139174, DOI: 10.1007/s00213-010-1881-0.Peer-Reviewed Original ResearchConceptsMajor depressive disorderMajor depressive episodeDepressive disorderPositron emission tomography scanningCurrent major depressive episodeHealthy control groupSpecific receptor subtypesHealthy control participantsHeteroreceptor functionMethodsTen participantsSerotonin1B receptorsAntidepressant actionΓ-amino butyric acidDepressive episodeGlutamate systemReceptor subtypesVentral pallidumNucleus accumbensDepressive phenotypeReceptor radioligandTherapeutic rationaleMDD groupControl groupDysfunctional rewardTomography scanningSerotonin 1B Receptor Imaging in Alcohol Dependence
Hu J, Henry S, Gallezot JD, Ropchan J, Neumaier JF, Potenza MN, Sinha R, Krystal JH, Huang Y, Ding YS, Carson RE, Neumeister A. Serotonin 1B Receptor Imaging in Alcohol Dependence. Biological Psychiatry 2010, 67: 800-803. PMID: 20172504, PMCID: PMC3112181, DOI: 10.1016/j.biopsych.2009.12.028.Peer-Reviewed Original ResearchConceptsHealthy control subjectsAlcohol dependencePositron emission tomographyStriatal 5Emission tomographyMagnetic resonance imaging (MRI) scansIndividual magnetic resonance imaging (MRI) scansMultilinear reference tissue modelResonance imaging scansSerotonin 1B receptorReference tissue modelClinical variablesAbstinent patientsControl subjectsImaging scansAnatomical abnormalitiesHC subjectsRodent modelsAntagonist radioligandReceptor imagingAnimal modelsVivo assessmentTomographyFirst evidenceHigh-resolution research tomograph
2009
Kinetic Modeling of the Serotonin 5-HT1B Receptor Radioligand [11C]P943 in Humans
Gallezot JD, Nabulsi N, Neumeister A, Planeta-Wilson B, Williams WA, Singhal T, Kim S, Maguire RP, McCarthy T, Frost JJ, Huang Y, Ding YS, Carson RE. Kinetic Modeling of the Serotonin 5-HT1B Receptor Radioligand [11C]P943 in Humans. Cerebrovascular And Brain Metabolism Reviews 2009, 30: 196-210. PMID: 19773803, PMCID: PMC2949107, DOI: 10.1038/jcbfm.2009.195.Peer-Reviewed Original ResearchMeSH KeywordsBrainChromatography, High Pressure LiquidElectron Spin Resonance SpectroscopyHumansImage Processing, Computer-AssistedIsotope LabelingLinear ModelsMagnetic Resonance ImagingMental DisordersModels, StatisticalPiperazinesPositron-Emission TomographyPyrrolidinonesRadiopharmaceuticalsReceptor, Serotonin, 5-HT1B