2024
Exploration of (R)-[11C]YH168 as a PET tracer for imaging monoacylglycerol lipase in the brain: from mice to non-human primates
He Y, Zheng M, Gu J, Reichert L, Trimborn J, Zhang H, Keller C, Crosby M, Collin L, Heer D, Pavlovic A, Topp A, Wittwer M, Grether U, Gobbi L, Schibli R, Huang Y, Mu L. Exploration of (R)-[11C]YH168 as a PET tracer for imaging monoacylglycerol lipase in the brain: from mice to non-human primates. European Journal Of Nuclear Medicine And Molecular Imaging 2024, 1-10. PMID: 39673602, DOI: 10.1007/s00259-024-07013-0.Peer-Reviewed Original ResearchMonoacylglycerol lipaseNon-human primatesIn vitro autoradiographyBrain regionsMice to non-human primatesMAGL knockoutNon-displaceable binding potentialRhesus monkeysNon-human primate brainRegional non-displaceable binding potentialsRegional time-activity curvesMouse brainCingulate cortexFrontal cortexEndocannabinoid systemLevels of radioactive uptakeMouse brain slicesOccipital cortexBrains of miceOne-tissue compartment modelBinding potentialMAGL expressionPET scansKnockout micePrimate brain
2022
Drug characteristics derived from kinetic modeling: combined 11C-UCB-J human PET imaging with levetiracetam and brivaracetam occupancy of SV2A
Naganawa M, Gallezot J, Finnema S, Maguire R, Mercier J, Nabulsi N, Kervyn S, Henry S, Nicolas J, Huang Y, Chen M, Hannestad J, Klitgaard H, Stockis A, Carson R. Drug characteristics derived from kinetic modeling: combined 11C-UCB-J human PET imaging with levetiracetam and brivaracetam occupancy of SV2A. EJNMMI Research 2022, 12: 71. PMID: 36346513, PMCID: PMC9643320, DOI: 10.1186/s13550-022-00944-5.Peer-Reviewed Original ResearchTime-activity curvesBrain entryDrug concentrationsNon-human primate brainAnti-seizure activitySynaptic vesicle glycoprotein 2APlasma drug concentrationsPrevious human studiesBackgroundAntiepileptic drugsHealthy subjectsBlood samplesHuman studiesLevetiracetamPrimate brainEmission tomography dataBrivaracetamDistribution volumeArterial input functionBrainDrug characteristicsPositron emission tomography dataDrug entryFree fractionDrugsKinetic parameters k1