2025
Assessment of the relationship between synaptic density and metabotropic glutamate receptors in early Alzheimer’s disease: a multi-tracer PET study
Salardini E, O’Dell R, Tchorz E, Nabulsi N, Huang Y, Carson R, van Dyck C, Mecca A. Assessment of the relationship between synaptic density and metabotropic glutamate receptors in early Alzheimer’s disease: a multi-tracer PET study. Alzheimer's Research & Therapy 2025, 17: 98. PMID: 40329311, PMCID: PMC12054321, DOI: 10.1186/s13195-025-01739-1.Peer-Reviewed Original ResearchConceptsDistribution volume ratioMedial temporal lobePositron emission tomographyTemporal lobeSynaptic densityMetabotropic glutamate receptor subtype 5Multi-tracer PET studiesAlzheimer's diseaseCerebellum reference regionAmyloid-positive participantsSynaptic lossSynaptic vesicle glycoprotein 2AMetabotropic glutamate receptorsPositron emission tomography scanNeocortical regionsSubtype 5MGluR5Entorhinal cortexAD groupReference regionGlutamate receptorsExploratory analysisWidespread reductionsLongitudinal studyReceptor binding
2024
Synaptic loss and its association with symptom severity in Parkinson’s disease
Holmes S, Honhar P, Tinaz S, Naganawa M, Hilmer A, Gallezot J, Dias M, Yang Y, Toyonaga T, Esterlis I, Mecca A, Van Dyck C, Henry S, Ropchan J, Nabulsi N, Louis E, Comley R, Finnema S, Carson R, Matuskey D. Synaptic loss and its association with symptom severity in Parkinson’s disease. Npj Parkinson's Disease 2024, 10: 42. PMID: 38402233, PMCID: PMC10894197, DOI: 10.1038/s41531-024-00655-9.Peer-Reviewed Original ResearchSynaptic density lossPositron emission tomographyBinds to synaptic vesicle glycoprotein 2AAssociated with symptom severityParkinson's diseaseHigh-resolution positron emission tomographySynaptic vesicle glycoprotein 2ADuration of illnessPositron emission tomography scanBrain perfusionIllness durationSymptom severitySeverity of symptomsHC groupSubstantia nigraSynaptic densityLiving brainPD individualsClinical insightsDensity lossPD patientsEmission tomographyBrainSynaptic lossSynapse loss
This site is protected by hCaptcha and its Privacy Policy and Terms of Service apply