Featured Publications
Dysregulation of Decision Making Related to Metabotropic Glutamate 5, but Not Midbrain D3, Receptor Availability Following Cocaine Self-administration in Rats
Groman SM, Hillmer AT, Liu H, Fowles K, Holden D, Morris ED, Lee D, Taylor JR. Dysregulation of Decision Making Related to Metabotropic Glutamate 5, but Not Midbrain D3, Receptor Availability Following Cocaine Self-administration in Rats. Biological Psychiatry 2020, 88: 777-787. PMID: 32826065, PMCID: PMC8935943, DOI: 10.1016/j.biopsych.2020.06.020.Peer-Reviewed Original ResearchConceptsCocaine-dependent individualsProbabilistic reversalRelapse-like behaviorTest of motivationReceptor availabilityPersistent drug useMetabotropic glutamate 5Neural mechanismsCompulsive patternsDecision-making processDrug-induced adaptationsSelective impairmentDrug useWeeks of abstinenceCocaine takingCocaine Self-AdministrationBrain regionsDegree of disruptionDays of cocaineAdult male ratsCocaine-induced increasesCocaine-induced changesDrug-induced alterationsRobust alterationsPositron emission tomography
2023
Examining mGlu5 Receptor Availability as a Predictor of Vulnerability to PTSD: An [18F]FPEB and PET Study in Male and Female Rats
Asch R, Fowles K, Pietrzak R, Taylor J, Esterlis I. Examining mGlu5 Receptor Availability as a Predictor of Vulnerability to PTSD: An [18F]FPEB and PET Study in Male and Female Rats. Chronic Stress 2023, 7: 24705470231215001. PMID: 38024327, PMCID: PMC10666551, DOI: 10.1177/24705470231215001.Peer-Reviewed Original ResearchPost-traumatic stress disorderReceptor availabilityFemale ratsPathophysiology of PTSDFootshock exposureMetabotropic glutamate receptor 5Recent preclinical findingsGlutamate receptor 5Positron emission tomographyPreclinical findingsClinical findingsFe ratsReceptor 5Lower baselineEmission tomographyGreater riskPET studiesRatsStress disorderDifferential involvementPassive copingSex differencesMalesPTSD susceptibilityBaseline