2011
Imaging human reward processing with positron emission tomography and functional magnetic resonance imaging
Urban NB, Slifstein M, Meda S, Xu X, Ayoub R, Medina O, Pearlson GD, Krystal JH, Abi-Dargham A. Imaging human reward processing with positron emission tomography and functional magnetic resonance imaging. Psychopharmacology 2011, 221: 67-77. PMID: 22052081, DOI: 10.1007/s00213-011-2543-6.Peer-Reviewed Original ResearchConceptsPositron emission tomography studyMonetary incentive delay taskDopamine releaseVentral striatumBOLD activationVoxelwise analysisFMRI BOLD activationEndogenous dopamine releaseEmission tomography studiesROI analysisMesolimbic dopamine releaseFunctional magnetic resonance imagingMagnetic resonance imagingPositron emission tomographyReward processingBOLD signal changesFunctional neuroimaging studiesPrecommissural putamenIncentive delay taskSignal changesPosterior caudateStriatal subregionsHealthy subjectsGlutamatergic signalingPercent change
2006
Glutamate-modulating drugs as novel pharmacotherapeutic agents in the treatment of obsessive-compulsive disorder
Pittenger C, Krystal JH, Coric V. Glutamate-modulating drugs as novel pharmacotherapeutic agents in the treatment of obsessive-compulsive disorder. Neurotherapeutics 2006, 3: 69-81. PMID: 16490414, PMCID: PMC3593363, DOI: 10.1016/j.nurx.2005.12.006.Peer-Reviewed Original ResearchConceptsGlutamate modulating agentsObsessive-compulsive disorderTreatment of OCDRecent magnetic resonance spectroscopy (MRS) studyTreatment-resistant obsessive-compulsive disorderModulating agentsGlutamate-modulating drugsThalamo-cortical circuitrySerotonin reuptake inhibitorsElevated glutamate levelsCurrent treatment strategiesMagnetic resonance spectroscopy studyCommon psychiatric disordersNovel pharmacotherapeutic agentsAmyotrophic lateral sclerosisNovel therapeutic interventionsFunctional neuroimaging studiesGlutamate hyperactivityComplete remissionReuptake inhibitorsGlutamatergic activityMetabolic hyperactivitySignificant morbidityCase reportCortico-striato