2013
Imaging Nicotine- and Amphetamine-Induced Dopamine Release in Rhesus Monkeys with [11C]PHNO vs [11C]raclopride PET
Gallezot JD, Kloczynski T, Weinzimmer D, Labaree D, Zheng MQ, Lim K, Rabiner EA, Ridler K, Pittman B, Huang Y, Carson RE, Morris ED, Cosgrove KP. Imaging Nicotine- and Amphetamine-Induced Dopamine Release in Rhesus Monkeys with [11C]PHNO vs [11C]raclopride PET. Neuropsychopharmacology 2013, 39: 866-874. PMID: 24220025, PMCID: PMC3924521, DOI: 10.1038/npp.2013.286.Peer-Reviewed Original ResearchConceptsAmphetamine-induced DA releaseD2/D3 receptorsDA releaseD3 receptorsRhesus monkeysAmphetamine-Induced Dopamine ReleaseDopamine D2/D3 receptorsHuman tobacco smokersAmphetamine-induced changesClinical neuroimaging studiesAdult rhesus monkeysPositron emission tomography (PET) imagingEmission Tomography ImagingLow-affinity receptorsNon-human primatesTobacco smokersSubstantia nigraGlobus pallidusDopamine releaseNucleus accumbensNicotineNeuroimaging studiesTomography imagingBPNDReceptors
2010
Reduced ventral striatal/ventral pallidal serotonin1B receptor binding potential in major depressive disorder
Murrough JW, Henry S, Hu J, Gallezot JD, Planeta-Wilson B, Neumaier JF, Neumeister A. Reduced ventral striatal/ventral pallidal serotonin1B receptor binding potential in major depressive disorder. Psychopharmacology 2010, 213: 547-553. PMID: 20480149, PMCID: PMC3139174, DOI: 10.1007/s00213-010-1881-0.Peer-Reviewed Original ResearchConceptsMajor depressive disorderMajor depressive episodeDepressive disorderPositron emission tomography scanningCurrent major depressive episodeHealthy control groupSpecific receptor subtypesHealthy control participantsHeteroreceptor functionMethodsTen participantsSerotonin1B receptorsAntidepressant actionΓ-amino butyric acidDepressive episodeGlutamate systemReceptor subtypesVentral pallidumNucleus accumbensDepressive phenotypeReceptor radioligandTherapeutic rationaleMDD groupControl groupDysfunctional rewardTomography scanning