2015
A preliminary study of dopamine D2/3 receptor availability and social status in healthy and cocaine dependent humans imaged with [11C](+)PHNO
Matuskey D, Gaiser EC, Gallezot JD, Angarita GA, Pittman B, Nabulsi N, Ropchan J, MaCleod P, Cosgrove KP, Ding YS, Potenza MN, Carson RE, Malison RT. A preliminary study of dopamine D2/3 receptor availability and social status in healthy and cocaine dependent humans imaged with [11C](+)PHNO. Drug And Alcohol Dependence 2015, 154: 167-173. PMID: 26164205, PMCID: PMC4536182, DOI: 10.1016/j.drugalcdep.2015.06.039.Peer-Reviewed Original ResearchConceptsPositron emission tomographyNon-human primatesInverse associationCD groupReceptor availabilityHealthy non-human primatesSubstantia nigra/ventral tegmental areaBarratt Simplified MeasureDopamine D2/3 receptor availabilityBody mass indexVentral tegmental areaCocaine-dependent humansChronic cocaine administrationDependent humansD2/3 receptor availabilitySN/VTAMass indexCD subjectsRegional brainExtrastriatal regionsTegmental areaCocaine administrationAntagonist radioligandAgonist radioligandCD individuals
2014
Dopamine D3 receptor alterations in cocaine-dependent humans imaged with [11C](+)PHNO
Matuskey D, Gallezot JD, Pittman B, Williams W, Wanyiri J, Gaiser E, Lee DE, Hannestad J, Lim K, Zheng MQ, Lin SF, Labaree D, Potenza MN, Carson RE, Malison RT, Ding YS. Dopamine D3 receptor alterations in cocaine-dependent humans imaged with [11C](+)PHNO. Drug And Alcohol Dependence 2014, 139: 100-105. PMID: 24717909, PMCID: PMC4071607, DOI: 10.1016/j.drugalcdep.2014.03.013.Peer-Reviewed Original ResearchConceptsCocaine dependenceCD subjectsIllicit substance abuseHealthy control subjectsCocaine-dependent humansGroup differencesHistory of cocaineReference tissue modelDopaminergic transmissionReceptor alterationsSubstantia nigraControl subjectsAnimal modelsReceptor availabilityEarly abstinenceCocaine useSubstance abuseBPND valuesAvailable receptorsPilot studyAmygdalaReference regionPallidumReceptorsPotential relevance
2009
Decrease of Nicotinic Receptors in the Nigrostriatal System in Parkinson's Disease
Kas A, Bottlaender M, Gallezot JD, Vidailhet M, Villafane G, Grégoire MC, Coulon C, Valette H, Dollé F, Ribeiro MJ, Hantraye P, Remy P. Decrease of Nicotinic Receptors in the Nigrostriatal System in Parkinson's Disease. Cerebrovascular And Brain Metabolism Reviews 2009, 29: 1601-1608. PMID: 19491921, DOI: 10.1038/jcbfm.2009.74.Peer-Reviewed Original ResearchConceptsParkinson's diseasePositron emission tomographyDistribution volumeDopaminergic functionPD severityCerebral nicotinic acetylcholine receptorsStriatal dopaminergic functionNicotinic acetylcholine receptorsNAChR densityNeuroprotective actionNigrostriatal systemClinical scoresPD patientsSubstantia nigraHealthy controlsPD groupPostmortem studiesLower incidenceNicotinic receptorsPET markersPET scansPD stagesAcetylcholine receptorsEmission tomographyDisease