2013
Monoamine Levels Within the Orbitofrontal Cortex and Putamen Interact to Predict Reversal Learning Performance
Groman SM, James AS, Seu E, Crawford MA, Harpster SN, Jentsch JD. Monoamine Levels Within the Orbitofrontal Cortex and Putamen Interact to Predict Reversal Learning Performance. Biological Psychiatry 2013, 73: 756-762. PMID: 23332512, PMCID: PMC3615106, DOI: 10.1016/j.biopsych.2012.12.002.Peer-Reviewed Original ResearchConceptsGoal-directed behaviorOrbitofrontal cortexReward-directed behaviorPsychiatric disordersObsessive-compulsive disorderIndividual differencesAssociative learningInflexible behaviorBehavioral flexibilityBehavioral addictionsCompulsive behaviorsImportant modulatory influenceDiscrimination problemNeuromodulatory systemsPutamen dopamineNeurochemical dysfunctionBehavioral impairmentsNeurochemical levelsNeurochemical systemsDorsal striatumModulatory influenceCurrent studyDopamine levelsCortexNeurochemical differences
2008
Poor response inhibition: At the nexus between substance abuse and attention deficit/hyperactivity disorder
Groman SM, James AS, Jentsch JD. Poor response inhibition: At the nexus between substance abuse and attention deficit/hyperactivity disorder. Neuroscience & Biobehavioral Reviews 2008, 33: 690-698. PMID: 18789354, PMCID: PMC2728075, DOI: 10.1016/j.neubiorev.2008.08.008.Peer-Reviewed Original ResearchConceptsAttention deficit hyperactivity disorderSubstance abuseSubstance abuse/dependenceHyperactivity disorderAnimal model studiesAbuse/dependenceAttention-deficit/hyperactivity disorderDeficit/hyperactivity disorderResponse inhibition functionDeficit hyperactivity disorderUltimate progressionDependence disordersUnderlying biological mechanismsAnimal modelsBehavioral impairmentsCingulate cortexDisordersMultiple causesExhibit deficitsADHD-like traitsDrug takingResponse inhibitionBiological mechanismsImpairmentNeural level