2020
Longitudinal imaging of metabotropic glutamate 5 receptors during early and extended alcohol abstinence
Hillmer AT, Angarita GA, Esterlis I, Anderson JM, Nabulsi N, Lim K, Ropchan J, Carson RE, Krystal JH, Malley S, Cosgrove KP. Longitudinal imaging of metabotropic glutamate 5 receptors during early and extended alcohol abstinence. Neuropsychopharmacology 2020, 46: 380-385. PMID: 32919411, PMCID: PMC7852514, DOI: 10.1038/s41386-020-00856-9.Peer-Reviewed Original ResearchConceptsMetabotropic glutamate 5 receptorsSmoking statusAlcohol abstinenceEarly abstinenceMGlu5 receptor negative allosteric modulatorReceptor negative allosteric modulatorChronic alcohol useCortical brain regionsAlcohol use disorderEmission Tomography ImagingPositron emission tomography (PET) imagingNegative allosteric modulatorsDSM-5 criteriaCue-induced reinstatementHealthy controlsPreclinical literatureGlutamate systemPreclinical modelsHuman evidenceReceptor drugsPET scansUse disordersHuman studiesReceptor availabilityStudy duration
2008
Positron Emission Tomography Imaging of the Serotonin Transporter and 5-HT1A Receptor in Alcohol Dependence
Martinez D, Slifstein M, Gil R, Hwang DR, Huang Y, Perez A, Frankle WG, Laruelle M, Krystal J, Abi-Dargham A. Positron Emission Tomography Imaging of the Serotonin Transporter and 5-HT1A Receptor in Alcohol Dependence. Biological Psychiatry 2008, 65: 175-180. PMID: 18962444, PMCID: PMC2621104, DOI: 10.1016/j.biopsych.2008.08.034.Peer-Reviewed Original ResearchConceptsType II alcoholismSerotonergic transmissionControl subjectsTransporter levelsAlcohol-dependent subjectsNonspecific partition coefficientEmission Tomography ImagingPositron emission tomography (PET) imagingSeverity of alcoholismDifferent brain regionsTwo-tissue compartment modelSerotonin innervationTransporter availabilityAlcoholic subjectsRodent modelsAlcohol dependenceDisease severitySignificant negative correlationBrain regionsSerotonin transporterSubjects SubjectsAlcoholismTomography imagingSignificant differencesPatients