2019
Social status and demographic effects of the kappa opioid receptor: a PET imaging study with a novel agonist radiotracer in healthy volunteers
Matuskey D, Dias M, Naganawa M, Pittman B, Henry S, Li S, Gao H, Ropchan J, Nabulsi N, Carson RE, Huang Y. Social status and demographic effects of the kappa opioid receptor: a PET imaging study with a novel agonist radiotracer in healthy volunteers. Neuropsychopharmacology 2019, 44: 1714-1719. PMID: 30928993, PMCID: PMC6785144, DOI: 10.1038/s41386-019-0379-7.Peer-Reviewed Original ResearchConceptsBody mass indexKappa-opioid receptorsPositron emission tomographyAgonist radiotracerKOR systemOpioid receptorsTime-activity curvesBarratt Simplified MeasureAnterior cingulate cortexArterial blood samplingMultilinear analysis-1 (MA1) methodPET imaging studiesKOR levelsMass indexPreclinical modelsFrontal cortexHealthy volunteersRegional time-activity curvesBlood samplingPET scansCingulate cortexImaging studiesEmission tomographyVentral striatumRegional volumes
2018
Age-Related Change in 5-HT6 Receptor Availability in Healthy Male Volunteers Measured with 11C-GSK215083 PET
Radhakrishnan R, Nabulsi N, Gaiser E, Gallezot JD, Henry S, Planeta B, Lin SF, Ropchan J, Williams W, Morris E, D'Souza DC, Huang Y, Carson RE, Matuskey D. Age-Related Change in 5-HT6 Receptor Availability in Healthy Male Volunteers Measured with 11C-GSK215083 PET. Journal Of Nuclear Medicine 2018, 59: 1445-1450. PMID: 29626125, PMCID: PMC6126437, DOI: 10.2967/jnumed.117.206516.Peer-Reviewed Original Research
2016
Age-related changes in binding of the D2/3 receptor radioligand [11C](+)PHNO in healthy volunteers
Matuskey D, Worhunksy P, Correa E, Pittman B, Gallezot JD, Nabulsi N, Ropchan J, Sreeram V, Gudepu R, Gaiser E, Cosgrove K, Ding YS, Potenza MN, Huang Y, Malison RT, Carson RE. Age-related changes in binding of the D2/3 receptor radioligand [11C](+)PHNO in healthy volunteers. NeuroImage 2016, 130: 241-247. PMID: 26876475, PMCID: PMC4808424, DOI: 10.1016/j.neuroimage.2016.02.002.Peer-Reviewed Original ResearchConceptsPositron emission tomographyReceptor availabilitySN/VTADopamine systemMidbrain regionsSubstantia nigra/ventral tegmental areaHealthy control subjectsWhole-brain voxel-wise analysisVentral tegmental areaPrevious imaging studiesVoxel-wise analysisAge-associated declineAge-related changesAntagonist radiotracersExtrastriatal areasReference tissue modelAgonist radiotracerAge-related declineControl subjectsTegmental areaHealthy subjectsHealthy volunteersPositive correlationReceptor radioligandSecondary analysis
2014
Test–retest reliability of the novel 5-HT1B receptor PET radioligand [11C]P943
Saricicek A, Chen J, Planeta B, Ruf B, Subramanyam K, Maloney K, Matuskey D, Labaree D, Deserno L, Neumeister A, Krystal JH, Gallezot JD, Huang Y, Carson RE, Bhagwagar Z. Test–retest reliability of the novel 5-HT1B receptor PET radioligand [11C]P943. European Journal Of Nuclear Medicine And Molecular Imaging 2014, 42: 468-477. PMID: 25427881, DOI: 10.1007/s00259-014-2958-5.Peer-Reviewed Original ResearchThe Effects of Methylphenidate on Cerebral Activations to Salient Stimuli in Healthy Adults
Farr OM, Hu S, Matuskey D, Zhang S, Abdelghany O, Li CS. The Effects of Methylphenidate on Cerebral Activations to Salient Stimuli in Healthy Adults. Experimental And Clinical Psychopharmacology 2014, 22: 154-165. PMID: 24188171, PMCID: PMC4105943, DOI: 10.1037/a0034465.Peer-Reviewed Original ResearchMeSH KeywordsAdultBrainCentral Nervous System StimulantsFemaleHealthy VolunteersHumansMagnetic Resonance ImagingMaleMethylphenidateReaction TimeYoung AdultConceptsStop-signal taskSalient stimuliSaliency processingFunctional MRIAttention deficit hyperactivity disorderRight inferior parietal cortexHigh motivational valueDeficit hyperactivity disorderEffects of methylphenidateInferior parietal cortexHealthy adultsNeural basisCognitive functioningMotivational valueAttention disordersHyperactivity disorderBilateral caudate headCatecholaminergic signalingMethylphenidate groupParietal cortexCerebral activationHigher activationCatecholaminergic treatmentPrimary motor cortexCerebral activity