2024
First-in-Human Study of 18F-SynVesT-2: An SV2A PET Imaging Probe with Fast Brain Kinetics and High Specific Binding
Drake L, Wu Y, Naganawa M, Asch R, Zheng C, Najafzadeh S, Pracitto R, Lindemann M, Li S, Ropchan J, Labaree D, Emery P, Dias M, Henry S, Nabulsi N, Matuskey D, Hillmer A, Gallezot J, Carson R, Cai Z, Huang Y. First-in-Human Study of 18F-SynVesT-2: An SV2A PET Imaging Probe with Fast Brain Kinetics and High Specific Binding. Journal Of Nuclear Medicine 2024, 65: jnumed.123.266470. PMID: 38360052, PMCID: PMC10924160, DOI: 10.2967/jnumed.123.266470.Peer-Reviewed Original ResearchFirst-in-human studyPlasma free fractionTime-activity curvesCentrum semiovaleNonhuman primate's resultsFirst-in-humanFree fractionNondisplaceable binding potentialRegional time-activity curvesLow nonspecific uptakeRegional distribution volumesHigh-resolution research tomograph scannerTest-retest reproducibilityCerebral blood flowSynaptic vesicle glycoprotein 2AHealthy volunteersArterial input functionNonspecific uptakePET imaging probeDistribution volumeSynapse densityIndividual MR imagesHighest specific bindingMR imagingPET imaging
2015
Test–Retest Reproducibility of Binding Parameters in Humans with 11C-LY2795050, an Antagonist PET Radiotracer for the κ Opioid Receptor
Naganawa M, Zheng MQ, Henry S, Nabulsi N, Lin SF, Ropchan J, Labaree D, Najafzadeh S, Kapinos M, Tauscher J, Neumeister A, Carson RE, Huang Y. Test–Retest Reproducibility of Binding Parameters in Humans with 11C-LY2795050, an Antagonist PET Radiotracer for the κ Opioid Receptor. Journal Of Nuclear Medicine 2015, 56: 243-248. PMID: 25593119, PMCID: PMC4322754, DOI: 10.2967/jnumed.114.147975.Peer-Reviewed Original ResearchConceptsTest-retest variabilityOpioid receptorsOutcome measuresAbsolute test-retest variabilityMultilinear analysis 1Healthy human subjectsSuitable reference regionTest-retest reproducibilityIntraclass correlation coefficientAntagonist radiotracersHealthy subjectsLY2795050PET scansBrain regionsDistribution volumePET radioligandTest-retest performancePET studiesArterial input functionPET radiotracersHuman subjectsReference regionReceptorsVT valuesKOR
2013
Tracer Kinetic Modeling of [11C]AFM, a New PET Imaging Agent for the Serotonin Transporter
Naganawa M, Nabulsi N, Planeta B, Gallezot JD, Lin SF, Najafzadeh S, Williams W, Ropchan J, Labaree D, Neumeister A, Huang Y, Carson RE. Tracer Kinetic Modeling of [11C]AFM, a New PET Imaging Agent for the Serotonin Transporter. Cerebrovascular And Brain Metabolism Reviews 2013, 33: 1886-1896. PMID: 23921898, PMCID: PMC3851894, DOI: 10.1038/jcbfm.2013.134.Peer-Reviewed Original ResearchConceptsPositron emission tomographySerotonin transporterReference tissue modelArterial input functionOne-tissue modelMultilinear reference tissue modelNew PET imaging agentTwo-tissue modelPET imaging agentHealthy human brainSuitable PET radioligandNew positron emission tomographySERT densityRegional time-activity curvesTime-activity curvesEmission tomography dataRegional bindingEmission tomographyPET radioligandRoutine useInterest analysisNoninvasive methodPositron emission tomography dataImaging agentHuman brain