2024
Tau propagation in the brain olfactory circuits is associated with smell perception changes in aging
Diez I, Ortiz-Terán L, Ng T, Albers M, Marshall G, Orwig W, Kim C, Bueichekú E, Montal V, Olofsson J, Vannini P, El Fahkri G, Sperling R, Johnson K, Jacobs H, Sepulcre J. Tau propagation in the brain olfactory circuits is associated with smell perception changes in aging. Nature Communications 2024, 15: 4809. PMID: 38844444, PMCID: PMC11156945, DOI: 10.1038/s41467-024-48462-3.Peer-Reviewed Original ResearchConceptsOlfactory systemMedial temporal lobe structuresCognitively normal older adultsOlfactory pathwayOdor identification deficitsNormal older adultsTemporal lobe structuresTau accumulationAlzheimer's diseaseIdentification deficitsGenetic vulnerabilityLobe structuresCortical systemsOlfactory circuitsAssociated with tau accumulationIdentification measuresCortical neurodegenerationOlder adultsPiB-PETTau propagationTau progressionPathological aggregationGenetic backgroundDiffusion MRIPredictive power
2018
Neurogenetic contributions to amyloid beta and tau spreading in the human cortex
Sepulcre J, Grothe M, d’Oleire Uquillas F, Ortiz-Terán L, Diez I, Yang H, Jacobs H, Hanseeuw B, Li Q, El-Fakhri G, Sperling R, Johnson K. Neurogenetic contributions to amyloid beta and tau spreading in the human cortex. Nature Medicine 2018, 24: 1910-1918. PMID: 30374196, PMCID: PMC6518398, DOI: 10.1038/s41591-018-0206-4.Peer-Reviewed Original ResearchConceptsAmyloid-betaGenetic profileIdentified distinct pathwaysTau positron emission tomography imagingTau propagationTau pathwayTau spreadingGenetic backgroundAllen Human Brain AtlasDistinct pathwaysAlzheimer's diseaseTauLipid metabolismAb accumulationAdult individualsPathwayHuman Brain AtlasPathological progressionTranscriptomeMechanisms of pathological progressionBetaAmyloidProteinopathiesNeuronal circuitsApo