2020
PET imaging of neurotransmission using direct parametric reconstruction
Petibon Y, Alpert N, Ouyang J, Pizzagalli D, Cusin C, Fava M, Fakhri G, Normandin M. PET imaging of neurotransmission using direct parametric reconstruction. NeuroImage 2020, 221: 117154. PMID: 32679252, PMCID: PMC7800040, DOI: 10.1016/j.neuroimage.2020.117154.Peer-Reviewed Original ResearchMeSH KeywordsBrainComputer SimulationHumansNeuroimagingPositron-Emission TomographyRadiopharmaceuticalsSynaptic TransmissionConceptsSignal-to-noise ratioImage reconstructionPositron emission tomography image reconstructionLow signal-to-noise ratioPoisson log-likelihood functionScattered coincidencesDetector sensitivityPET sinogramsStatistical fluctuationsEstimate parametric imagesGradient-based optimizationParametric reconstructionLog-likelihood functionEffects of head movementVoxel scalePositron emission tomographySimplified reference region modelActivity concentration data
2008
Is absolute quantification of dopaminergic neurotransmission studies with 123I SPECT ready for clinical use?
Zaidi H, El Fakhri G. Is absolute quantification of dopaminergic neurotransmission studies with 123I SPECT ready for clinical use? European Journal Of Nuclear Medicine And Molecular Imaging 2008, 35: 1330-1333. PMID: 18523768, PMCID: PMC3124701, DOI: 10.1007/s00259-008-0842-x.Peer-Reviewed Original Research