Featured Publications
Btbd3 expression regulates compulsive-like and exploratory behaviors in mice
Thompson SL, Welch AC, Ho EV, Bessa JM, Portugal-Nunes C, Morais M, Young JW, Knowles JA, Dulawa SC. Btbd3 expression regulates compulsive-like and exploratory behaviors in mice. Translational Psychiatry 2019, 9: 222. PMID: 31501410, PMCID: PMC6733800, DOI: 10.1038/s41398-019-0558-7.Peer-Reviewed Original ResearchConceptsObsessive-compulsive disorderKnockout miceCompulsive-like behaviorLimbic cortico-striatoExploratory behaviorThalamo-cortical circuitsMarble-burying testPrimary sensory cortexNeural circuit formationDendritic morphologyImpaired goal-directed behaviorAnterior cingulate cortexGoal-directed behaviorChronic treatmentSpine densityCortico-striatoMediodorsal thalamusDendritic pruningSensory cortexNeonatal developmentAnterior cingulateCingulate cortexCircuit formationPotential risk genesMiceDissecting the roles of β-arrestin2 and GSK-3 signaling in 5-HT1BR-mediated perseverative behavior and prepulse inhibition deficits in mice
Thompson SL, Dulawa SC. Dissecting the roles of β-arrestin2 and GSK-3 signaling in 5-HT1BR-mediated perseverative behavior and prepulse inhibition deficits in mice. PLOS ONE 2019, 14: e0211239. PMID: 30721232, PMCID: PMC6363181, DOI: 10.1371/journal.pone.0211239.Peer-Reviewed Original ResearchConceptsPPI deficitsObsessive-compulsive disorderGSK-3 inhibitionΒ-arrestin2Perseverative behaviorInhibitory G protein-coupled receptorsGSK-3 inhibitorsPerseverative locomotor patternsG protein-coupled pathwaySerotonin 1B receptorG protein-coupled receptorsAcute pretreatmentAutism spectrum disorderAcute treatmentKO miceReceptor agonistOpen fieldKnockout miceBehavioral testingBiased ligandsReduced locomotionMiceGSK-3βInhibition deficitsModest reduction
2015
Clinically effective OCD treatment prevents 5-HT1B receptor-induced repetitive behavior and striatal activation
Ho EV, Thompson SL, Katzka WR, Sharifi MF, Knowles JA, Dulawa SC. Clinically effective OCD treatment prevents 5-HT1B receptor-induced repetitive behavior and striatal activation. Psychopharmacology 2015, 233: 57-70. PMID: 26423528, DOI: 10.1007/s00213-015-4086-8.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsCorpus StriatumDesipramineExploratory BehaviorFemaleFluoxetineIndolesMiceMice, Inbred C57BLObsessive-Compulsive DisorderReceptor, Serotonin, 5-HT1BSerotonin 5-HT1 Receptor AgonistsSerotonin 5-HT1 Receptor AntagonistsSerotonin Receptor AgonistsStereotyped BehaviorTreatment OutcomeConceptsAcute treatmentFos expressionDorsal striatumOCD treatmentStriatal activationReceptor agonist treatmentEffective OCD treatmentOpen-field behaviorChronic fluoxetineAgonist treatmentObsessive-compulsive disorderChronic pretreatmentLocomotor stereotypySeparate miceNeuronal activationDrug treatmentTreatment preventsRepetitive behaviorsOCD pathophysiologyBrain regionsOrbitofrontal cortexBehavioral effectsRU24969Inhibition deficitsBrain activation