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 brain11C-UCB-J PET imaging is consistent with lower synaptic density in autistic adults
Matuskey D, Yang Y, Naganawa M, Koohsari S, Toyonaga T, Gravel P, Pittman B, Torres K, Pisani L, Finn C, Cramer-Benjamin S, Herman N, Rosenthal L, Franke C, Walicki B, Esterlis I, Skosnik P, Radhakrishnan R, Wolf J, Nabulsi N, Ropchan J, Huang Y, Carson R, Naples A, McPartland J. 11C-UCB-J PET imaging is consistent with lower synaptic density in autistic adults. Molecular Psychiatry 2024, 1-7. PMID: 39367053, DOI: 10.1038/s41380-024-02776-2.Peer-Reviewed Original ResearchPositron emission tomographySynaptic densityAutistic adultsBrain regionsAutistic featuresClinical phenotype of autismNon-autistic participantsPhenotype of autismNon-autistic individualsRelationship to clinical characteristicsSynaptic vesicle glycoprotein 2AAssociated with clinical measuresPost-mortem studiesPositron emission tomography scanPrefrontal cortexClinician ratingsAutism groupNeural basisBrain areasNeural processesBetween-group differencesVolumetric differencesBinding potentialDensity of synapsesAutism