2022
Lower novelty‐related locus coeruleus function is associated with entorhinal tau‐mediated memory decline in older individuals.
Prokopiou P, Engels N, Schneider C, Schultz A, Sepulcre J, Riphagen J, Koops E, Papp K, Fakhri G, Rentz D, Sperling R, Johnson K, Jacobs H. Lower novelty‐related locus coeruleus function is associated with entorhinal tau‐mediated memory decline in older individuals. Alzheimer's & Dementia 2022, 18 DOI: 10.1002/alz.067706.Peer-Reviewed Original ResearchMemory declineLC activityLocus coeruleusEC tauEntorhinal cortexLC phasic activationAssociated with memory declineFace-name pairsMediation effectHarvard Aging Brain StudySteeper memory declineExposure to noveltyAssociated with tau depositionInferior temporal lobeSpatial patterns of tauAging Brain StudyPreclinical Alzheimer's diseaseCortical tau depositionTau depositionFusiform cortexMemory testInsular cortexMixed-effects analysisMediation analysisInferior temporal
2019
Visual cognition in non-amnestic Alzheimer's disease: Relations to tau, amyloid, and cortical atrophy
Putcha D, Brickhouse M, Touroutoglou A, Collins J, Quimby M, Wong B, Eldaief M, Schultz A, Fakhri G, Johnson K, Dickerson B, McGinnis S. Visual cognition in non-amnestic Alzheimer's disease: Relations to tau, amyloid, and cortical atrophy. NeuroImage Clinical 2019, 23: 101889. PMID: 31200149, PMCID: PMC6562373, DOI: 10.1016/j.nicl.2019.101889.Peer-Reviewed Original ResearchConceptsVisual cognitive testsNeuropsychological batteryAssociated with tauVariant of ADCortical atrophyCognitive testsLogopenic variant primary progressive aphasiaVariant primary progressive aphasiaMagnetic resonance imagingPrimary progressive aphasiaStructural magnetic resonance imagingVentral occipitotemporal cortexSuperior parietal cortexCognitive test performanceVisual cognitive dysfunctionCognitive task performanceNon-amnestic variantsSpatial patterns of tauAlzheimer's diseasePosterior cortical dysfunctionVisual cortical regionsOccipital association corticesAmyloid PETAmyloid-positive patientsPosterior cortical atrophy