2025
Translation and cultural adaptation of tools to assess diverse Asian American and Asian Canadian subgroups: The Asian Cohort for Alzheimer's Disease (ACAD) Study
Lee H, Tzuang M, Chow T, Kang Y, Tee B, Li C, Lam E, Gu Y, Lee S, Ho P, Peavy G, Seo E, Kim K, Tran B, Chae W, Nguyen D, Vo N, Dang D, Spat‐Lemus J, Choi Y, Feldman H, Jun G, Wang L, Yu W, Park V, Study T. Translation and cultural adaptation of tools to assess diverse Asian American and Asian Canadian subgroups: The Asian Cohort for Alzheimer's Disease (ACAD) Study. Alzheimer's & Dementia 2025, 21: e70311. PMID: 40528300, PMCID: PMC12173839, DOI: 10.1002/alz.70311.Peer-Reviewed Original ResearchConceptsCultural adaptationWorld Health OrganizationPromote health literacyCanadian older adultsAsian cohortCulturally appropriate translationCognitive assessment toolsLanguage backgroundAsian languagesAppropriate translationAssessment of cognitive functionHealth literacyStudy materialQuality healthcareCanadian adultsAlzheimer's diseaseTranslation processTranslation guidelinesOlder adultsSociocultural backgroundTranslation methodologyCanadian populationLanguage versionsAdaptation of toolsAssessment toolPrognostic value of plasma biomarkers for informing clinical trial design in mild-to-moderate Alzheimer’s disease
Qiu Y, Jacobs D, Messer K, Salmon D, Wellington C, Stukas S, Revta C, Brewer J, Léger G, Askew B, Donahue L, Kaplita S, Coric V, Qureshi I, Feldman H. Prognostic value of plasma biomarkers for informing clinical trial design in mild-to-moderate Alzheimer’s disease. Alzheimer's Research & Therapy 2025, 17: 97. PMID: 40317057, PMCID: PMC12046789, DOI: 10.1186/s13195-025-01745-3.Peer-Reviewed Original ResearchConceptsMild to moderate ADADAS-cog11CDR-SBBaseline plasma NfLAlzheimer's diseasePlasma biomarkersMild-to-moderate Alzheimer's diseasePrognostic valueClinical trialsBaseline NfLPlasma NfLPlacebo-controlled trialCortical volumeConcentrations of plasma biomarkersMethodsPost hoc analysisDesign of clinical trialsClinical outcome dataIncreased ventricular volumeTrial participantsVolumetric MRIBaseline concentrationsEarly disease stagesClinical trial designTrial entry criteriaAD trialsEffects of exercise on cognition and Alzheimer's biomarkers in a randomized controlled trial of adults with mild cognitive impairment: The EXERT study
Baker L, Pa J, Katula J, Aslanyan V, Salmon D, Jacobs D, Chmelo E, Hodge H, Morrison R, Matthews G, Brewer J, Jung Y, Rissman R, Taylor C, Léger G, Messer K, Evans A, Okonkwo O, Shadyab A, Zou J, Jin S, Thomas R, Zhang J, La Croix A, Cotman C, Feldman H, Group F. Effects of exercise on cognition and Alzheimer's biomarkers in a randomized controlled trial of adults with mild cognitive impairment: The EXERT study. Alzheimer's & Dementia 2025, 21: e14586. PMID: 40271888, PMCID: PMC12019696, DOI: 10.1002/alz.14586.Peer-Reviewed Original ResearchConceptsSedentary older adultsAmnestic mild cognitive impairmentIntensity aerobic trainingMild cognitive impairmentEffects of exerciseRandomized controlled trialsIntervention deliveryAerobic trainingOlder adultsMonths of supervised exerciseCognitive impairmentMultisite randomized controlled trialCognitive trajectoriesLower-intensity exerciseMeasure of global cognitive functionRandomized controlled trials of adultsTests of executive functionIntervention group differencesMeasures of brain healthAssess intervention efficacyGlobal cognitive functionGlobal cognitive compositeMild cognitive impairment groupSupervised exerciseMild memory problemsEffects of exercise versus usual care on older adults with amnestic mild cognitive impairment: EXERT versus ADNI
Shadyab A, Aslanyan V, Jacobs D, Salmon D, Morrison R, Katula J, Jin S, Thomas R, LaCroix A, Pa J, Cotman C, Feldman H, Baker L, Group F. Effects of exercise versus usual care on older adults with amnestic mild cognitive impairment: EXERT versus ADNI. Alzheimer's & Dementia 2025, 21: e70118. PMID: 40271887, PMCID: PMC12019695, DOI: 10.1002/alz.70118.Peer-Reviewed Original ResearchConceptsUsual careRandomized controlled trialsAmnestic mild cognitive impairmentOlder adultsMild cognitive impairmentADNI-1Multisite randomized controlled trialNo interventionSedentary older adultsIntensity aerobic trainingAlzheimer's Disease Neuroimaging Initiative 1Moderate-high intensityEffects of exerciseCognitive declineCognitive impairmentFlexibility exercisesExercise armAerobic trainingAD-signature regionsExertion groupCognitive trajectoriesExertionCarePost hoc analysisExerciseUse of lecanemab and donanemab in the Canadian healthcare system: Evidence, challenges, and areas for future research
Smith E, Phillips N, Feldman H, Borrie M, Ganesh A, Henri-Bhargava A, Desmarais P, Frank A, Badhwar A, Barlow L, Bartha R, Best S, Bethell J, Bhangu J, Black S, Bocti C, Bronskill S, Burhan A, Calon F, Camicioli R, Campbell B, Collins D, Dadar M, DeMarco M, Ducharme S, Duchesne S, Einstein G, Fisk J, Gawryluk J, Grossman L, Ismail Z, Itzhak I, Joshi M, Harrison A, Kröger E, Kumar S, Laforce R, Lanctot K, Lau M, Lee L, Masellis M, Massoud F, Mitchell S, Montero-Odasso M, Barnett K, Nygaard H, Pasternak S, Peters J, Rajah M, Robillard J, Rockwood K, Rosa-Neto P, Seitz D, Soucy J, Trenaman S, Wellington C, Zadem A, Chertkow H, Investigators C. Use of lecanemab and donanemab in the Canadian healthcare system: Evidence, challenges, and areas for future research. The Journal Of Prevention Of Alzheimer's Disease 2025, 12: 100068. PMID: 39893139, PMCID: PMC12184013, DOI: 10.1016/j.tjpad.2025.100068.Peer-Reviewed Original ResearchConceptsCanadian healthcare systemStatistically significant group differencesAlzheimer's diseaseMild cognitive impairmentMild dementiaHealthcare systemStage of mild cognitive impairmentQuality evidenceSignificant group differencesMonoclonal antibody therapyTrial publicationsCerebrospinal fluid analysisCognitive impairmentCanadian ConsortiumGroup differencesPositron emission tomographyAntibody therapyImaging abnormalitiesTreatment populationClinical trialsIndividual patientsReview evidenceClinical relevanceTherapyAmyloid-related imaging abnormalitiesTailoring implementation strategies for the healthy actions and lifestyles to Avoid Dementia or Hispanos y el ALTo a la Demencia Program: Lessons learned from a survey study
Moukarzel S, Araujo-Menendez C, Galang E, Zlatar Z, Feldman H, Banks S, Group H. Tailoring implementation strategies for the healthy actions and lifestyles to Avoid Dementia or Hispanos y el ALTo a la Demencia Program: Lessons learned from a survey study. The Journal Of Prevention Of Alzheimer's Disease 2025, 12: 100053. PMID: 39827004, PMCID: PMC12184062, DOI: 10.1016/j.tjpad.2024.100053.Peer-Reviewed Original ResearchConceptsModifiable risk factorsNon-HispanicHealthy actionsCross-sectional study SETTINGTailored implementation strategiesDecreased dementia riskProgram participantsAssociated with higher interestSelf-administered surveySelf-rated satisfactionDementia programsDementia riskTailored ImplementationMixed-methods analysisIndependent of ethnicityExploratory factor analysisSociodemographic characteristicsOlder adultsStudy settingThematic analysisLifestyle changesProgram enrollmentIn-personProgram implementationImplementation strategiesevoke and evoke+: design of two large-scale, double-blind, placebo-controlled, phase 3 studies evaluating efficacy, safety, and tolerability of semaglutide in early-stage symptomatic Alzheimer’s disease
Cummings J, Atri A, Feldman H, Hansson O, Sano M, Knop F, Johannsen P, León T, Scheltens P. evoke and evoke+: design of two large-scale, double-blind, placebo-controlled, phase 3 studies evaluating efficacy, safety, and tolerability of semaglutide in early-stage symptomatic Alzheimer’s disease. Alzheimer's Research & Therapy 2025, 17: 14. PMID: 39780249, PMCID: PMC11708093, DOI: 10.1186/s13195-024-01666-7.Peer-Reviewed Original ResearchConceptsSymptomatic ADAlzheimer's diseaseDouble-blindGlucagon-like peptide-1 receptor agonist semaglutidePlacebo-controlled phase 3 trialOnce-daily oral semaglutideClinical Dementia RatingMild cognitive impairmentAD-related processesAD biomarkersSafety of semaglutideDose-escalation regimenPhase 3 studyBaseline to weekEffect of semaglutidePhase 3 trialCognitive impairmentPathophysiology of Alzheimer's diseasePotential disease-modifying effectsDementia RatingSymptomatic Alzheimer's diseaseTreatment of type 2 diabetesPlacebo-controlledType 2 diabetesDisease-modifying potential
2024
Phase 2A Proof-of-Concept Double-Blind, Randomized, Placebo-Controlled Trial of Nicotinamide in Early Alzheimer Disease
Grill J, Tam S, Thai G, Vides B, Pierce A, Green K, Gillen D, Teng E, Kremen S, Beigi M, Rissman R, Léger G, Balasubramanian A, Revta C, Morrison R, Jennings R, Pa J, Zhang J, Jin S, Messer K, Feldman H. Phase 2A Proof-of-Concept Double-Blind, Randomized, Placebo-Controlled Trial of Nicotinamide in Early Alzheimer Disease. Neurology 2024, 104: e210152. PMID: 39671543, PMCID: PMC11655133, DOI: 10.1212/wnl.0000000000210152.Peer-Reviewed Original ResearchConceptsTau phosphorylationP-tau<sub>181</sub>Histone deacetylasesCDR-SBAlzheimer's diseaseCSF p-tauPrimary outcomeP-tauDiagnosis of mild cognitive impairmentAlzheimer's Disease Assessment ScaleAlzheimer's Disease Cooperative Study-ActivitiesClass III histone deacetylasePrespecified secondary outcomesCellular oxidation-reduction reactionsDisease Assessment ScaleLevels of tauAD biomarkersHolm-Bonferroni procedureMild cognitive impairmentControl type I errorThreonine 231Histone deacetylase inhibitionAcademic clinical centersAssessment ScaleAdverse eventsPost hoc analysis of ADAMANT, a phase 2 clinical trial of active tau immunotherapy with AADvac1 in patients with Alzheimer’s disease, positive for plasma p-tau217
Kovacech B, Cullen N, Novak P, Hanes J, Kontsekova E, Katina S, Parrak V, Fresser M, Vanbrabant J, Feldman H, Winblad B, Stoops E, Vanmechelen E, Zilka N. Post hoc analysis of ADAMANT, a phase 2 clinical trial of active tau immunotherapy with AADvac1 in patients with Alzheimer’s disease, positive for plasma p-tau217. Alzheimer's Research & Therapy 2024, 16: 254. PMID: 39580468, PMCID: PMC11585249, DOI: 10.1186/s13195-024-01620-7.Peer-Reviewed Original ResearchConceptsClinical Dementia Rating-Sum of BoxesPhase 2 clinical trialGlial fibrillary acidic proteinPost hoc analysisAlzheimer's diseaseAlzheimer's Disease Cooperative Study ActivitiesPlasma p-tau217Clinical Dementia Rating-SumClinical trialsWhole-brain volumeSpread of tau pathologyPlasma biomarkers of neurodegenerationPlasma P-tau217 levelsMicrotubule-binding regionSubgroup of participantsADAMS participantsTau pathologyAD-related neuropathological changesCognitive declineFibrillary acidic proteinActive immunotherapyDouble-blindPlacebo-controlledVolumetric MRITau immunotherapyVaroglutamstat: Inhibiting Glutaminyl Cyclase as a Novel Target of Therapy in Early Alzheimer’s Disease
Feldman H, Messer K, Qiu Y, Sabbagh M, Galasko D, Turner R, Lopez O, Smith A, Durant J, Lupo J, Revta C, Balasubramanian A, Kuehn-Wache K, Wassmann T, Schell-Mader S, Jacobs D, Salmon D, Léger G, DeMarco M, Weber F, Group F. Varoglutamstat: Inhibiting Glutaminyl Cyclase as a Novel Target of Therapy in Early Alzheimer’s Disease. Journal Of Alzheimer’s Disease 2024, 101: s79-s93. PMID: 39422941, PMCID: PMC11494639, DOI: 10.3233/jad-231126.Peer-Reviewed Original ResearchConceptsGlutaminyl cyclasePost-translationallyAlzheimer's diseasePhase 2bEarly phase clinical trialsAmyloid-bCytokine monocyte chemoattractant protein-1Monocyte chemoattractant protein-1Highest tolerated doseLonger-term safetyPhase clinical trialsWeeks of treatmentFirst-in-classTarget of therapyUnique dual mechanismChemoattractant protein-1Interim futility analysisClinical efficacyDisease cascadeProtein 1Electroencephalogram changesOptimal doseClinical trialsAnalysis of cognitive functionHigh dosesA multicenter, randomized, double-blind, placebo-controlled ascending dose study to evaluate the safety, tolerability, pharmacokinetics (PK) and pharmacodynamic (PD) effects of Posiphen in subjects with early Alzheimer’s Disease
Galasko D, Farlow M, Lucey B, Honig L, Elbert D, Bateman R, Momper J, Thomas R, Rissman R, Pa J, Aslanyan V, Balasubramanian A, West T, Maccecchini M, Feldman H. A multicenter, randomized, double-blind, placebo-controlled ascending dose study to evaluate the safety, tolerability, pharmacokinetics (PK) and pharmacodynamic (PD) effects of Posiphen in subjects with early Alzheimer’s Disease. Alzheimer's Research & Therapy 2024, 16: 151. PMID: 38970127, PMCID: PMC11225352, DOI: 10.1186/s13195-024-01490-z.Peer-Reviewed Original ResearchConceptsOrally administered small moleculeFractional synthesis rateAscending dose studyDose-dependent loweringIRB-approved protocolEarly ADMini-Mental State ExamDose-dependent effectAlzheimer's diseaseBlood patchDouble-blindWell-toleratedCatheter placementPreclinical modelsLumbar punctureDose studyIntravenous infusionMild cognitive impairmentEvaluate safetyPlacebo participantsCognitive measuresStable isotope labeling kineticsActive drugClinical trialsADAS-Cog12Asian Cohort for Alzheimer Disease (ACAD) Pilot Study
Peavy G, Võ N, Revta C, Lu A, Lupo J, Nam P, Nguyễn K, Wang L, Feldman H. Asian Cohort for Alzheimer Disease (ACAD) Pilot Study. Alzheimer Disease & Associated Disorders 2024, 38: 277-284. PMID: 39177172, PMCID: PMC11340683, DOI: 10.1097/wad.0000000000000631.Peer-Reviewed Original ResearchConceptsSubjective cognitive complaintsOlder Vietnamese AmericansVascular risk factorsMild cognitive impairmentVietnamese AmericansRisk factorsMeasuring subjective cognitive complaintsPilot studyCommunity advisory boardNongenetic risk factorsCommunity-based researchAD risk factorsAlzheimer's diseaseDepressive symptomsConsensus teamCognitive complaintsBilingual/bicultural staffAD riskAssessment toolAdvisory boardVietnamese communityExploratory analysisCognitive difficultiesCognitive impairmentParticipantsProtocol for a seamless phase 2A-phase 2B randomized double-blind placebo-controlled trial to evaluate the safety and efficacy of benfotiamine in patients with early Alzheimer’s disease (BenfoTeam)
Feldman H, Luchsinger J, Léger G, Taylor C, Jacobs D, Salmon D, Edland S, Messer K, Revta C, Flowers S, Jones K, Koulman A, Yarasheski K, Verghese P, Venkatesh V, Zetterberg H, Durant J, Lupo J, Gibson G, Group F. Protocol for a seamless phase 2A-phase 2B randomized double-blind placebo-controlled trial to evaluate the safety and efficacy of benfotiamine in patients with early Alzheimer’s disease (BenfoTeam). PLOS ONE 2024, 19: e0302998. PMID: 38809849, PMCID: PMC11135745, DOI: 10.1371/journal.pone.0302998.Peer-Reviewed Original ResearchConceptsPhase 2bPhase 2aRandomized double-blind placebo-controlled trialDouble-blind placebo-controlled trialCo-primary efficacy endpointsTolerability eventsBest-tolerated dosePlacebo-controlled trialWell-tolerated dosesAlzheimer's diseaseLonger-term safetyEfficacy of drug deliveryWeeks of treatmentTargeted therapeutic approachesErythrocyte transketolase activityGroups of participantsDouble-blindPlacebo armEfficacy endpointSecondary endpointsOral treatmentPharmacokinetic measurementsClinical trialsTherapeutic approachesBlood markersAsian Cohort for Alzheimer's Disease (ACAD) pilot study on genetic and non‐genetic risk factors for Alzheimer's disease among Asian Americans and Canadians
Ho P, Yu W, Tee B, Lee W, Li C, Gu Y, Yokoyama J, Reyes‐Dumeyer D, Choi Y, Yang H, Vardarajan B, Tzuang M, Lieu K, Lu A, Faber K, Potter Z, Revta C, Kirsch M, McCallum J, Mei D, Booth B, Cantwell L, Chen F, Chou S, Clark D, Deng M, Hong T, Hwang L, Jiang L, Joo Y, Kang Y, Kim E, Kim H, Kim K, Kuzma A, Lam E, Lanata S, Lee K, Li D, Li M, Li X, Liu C, Liu C, Liu L, Lupo J, Nguyen K, Pfleuger S, Qian J, Qian W, Ramirez V, Russ K, Seo E, Song Y, Tartaglia M, Tian L, Torres M, Vo N, Wong E, Xie Y, Yau E, Yi I, Yu V, Zeng X, St George‐Hyslop P, Au R, Schellenberg G, Dage J, Varma R, Hsiung G, Rosen H, Henderson V, Foroud T, Kukull W, Peavy G, Lee H, Feldman H, Mayeux R, Chui H, Jun G, Park V, Chow T, Wang L. Asian Cohort for Alzheimer's Disease (ACAD) pilot study on genetic and non‐genetic risk factors for Alzheimer's disease among Asian Americans and Canadians. Alzheimer's & Dementia 2024, 20: 2058-2071. PMID: 38215053, PMCID: PMC10984480, DOI: 10.1002/alz.13611.Peer-Reviewed Original ResearchConceptsAD risk factorsCulturally appropriate recruitment strategiesRisk factorsNon-genetic risk factorsAsian cohortAsian AmericansClinical researchMulti-ethnic populationAlzheimer's diseaseClinical trial readinessCentral coordination siteRecruitment strategiesProgram's inceptionExpressed interestTrial readinessData collection protocolsPromote awarenessRecruitment sitesCohort diversityStudy protocolPilot studyHealth crisisCentralized data management systemComprehensive study protocolRecruitment programs
2023
Efficacy assessment of an active tau immunotherapy in Alzheimer’s disease patients with amyloid and tau pathology: a post hoc analysis of the “ADAMANT” randomised, placebo-controlled, double-blind, multi-centre, phase 2 clinical trial
Cullen N, Novak P, Tosun D, Kovacech B, Hanes J, Kontsekova E, Fresser M, Ropele S, Feldman H, Schmidt R, Winblad B, Zilka N. Efficacy assessment of an active tau immunotherapy in Alzheimer’s disease patients with amyloid and tau pathology: a post hoc analysis of the “ADAMANT” randomised, placebo-controlled, double-blind, multi-centre, phase 2 clinical trial. EBioMedicine 2023, 99: 104923. PMID: 38101301, PMCID: PMC10733085, DOI: 10.1016/j.ebiom.2023.104923.Peer-Reviewed Original ResearchConceptsTau pathologyPathological tau proteinsAlzheimer's diseaseDouble-blindPlacebo-controlledCDR-SBTau immunotherapyTau proteinPhase 2 clinical trialAnti-tauPost hoc subgroup analysisAD-related declineDisease patientsSlowing of declineAlzheimer's disease patientsAntibody-dependent mannerAADvac1Post hoc analysisActive immunotherapyTauFull analysisParallel-groupSubgroup analysisBaseline MRIEfficacy assessment
2012
Predicting missing biomarker data in a longitudinal study of Alzheimer disease
Lo R, Jagust W, Aisen P, Jack C, Toga A, Beckett L, Gamst A, Soares H, C. Green R, Montine T, Thomas R, Donohue M, Walter S, Dale A, Bernstein M, Felmlee J, Fox N, Thompson P, Schuff N, Alexander G, DeCarli C, Bandy D, Chen K, Morris J, Lee V, Korecka M, Crawford K, Neu S, Harvey D, Kornak J, Saykin A, Foroud T, Potkin S, Shen L, Buckholtz N, Kaye J, Dolen S, Quinn J, Schneider L, Pawluczyk S, Spann B, Brewer J, Vanderswag H, Heidebrink J, Lord J, Petersen R, Johnson K, Doody R, Villanueva-Meyer J, Chowdhury M, Stern Y, Honig L, Bell K, Morris J, Mintun M, Schneider S, Marson D, Griffith R, Clark D, Grossman H, Tang C, Marzloff G, Toledo-Morrell L, Shah R, Duara R, Varon D, Roberts P, Albert M, Pedroso J, Toroney J, Rusinek H, de Leon M, De Santi S, Doraiswamy P, Petrella J, Aiello M, Clark C, Pham C, Nunez J, Smith C, Given C, Hardy P, Lopez O, Oakley M, Simpson D, Ismail M, Brand C, Richard J, Mulnard R, Thai G, Mc-Adams-Ortiz C, Diaz-Arrastia R, Martin-Cook K, DeVous M, Levey A, Lah J, Cellar J, Burns J, Anderson H, Laubinger M, Bartzokis G, Silverman D, Lu P, Graff-Radford MBBCH N, Parfitt F, Johnson H, Farlow M, Herring S, Hake A, van Dyck C, MacAvoy M, Benincasa A, Chertkow H, Bergman H, Hosein C, Black S, Graham S, Caldwell C, Hsiung G, Feldman H, Assaly M, Kertesz A, Rogers J, Trost D, Bernick C, Munic D, Wu C, Johnson N, Mesulam M, Sadowsky C, Martinez W, Villena T, Turner S, Johnson K, Behan K, Sperling R, Rentz D, Johnson K, Rosen A, Tinklenberg J, Ashford W, Sabbagh M, Connor D, Jacobson S, Killiany R, Norbash A, Nair A, Obisesan T, Jayam-Trouth A, Wang P, Lerner A, Hudson L, Ogrocki P, DeCarli C, Fletcher E, Carmichael O, Kittur S, Mirje S, Borrie M, Lee T, Bartha D, Johnson S, Asthana S, Carlsson C, Potkin S, Preda A, Nguyen D, Tariot P, Fleisher A, Reeder S, Bates V, Capote H, Rainka M, Hendin B, Scharre D, Kataki M, Zimmerman E, Celmins D, Brown A, Gandy S, Marenberg M, Rovner B, Pearlson G, Anderson K, Saykin A, Santulli R, Englert J, Williamson J, Sink K, Watkins F, Ott B, Wu C, Cohen R, Salloway S, Malloy P, Correia S, Rosen H, Miller B, Mintzer J. Predicting missing biomarker data in a longitudinal study of Alzheimer disease. Neurology 2012, 78: 1376-1382. PMID: 22491869, PMCID: PMC3345787, DOI: 10.1212/wnl.0b013e318253d5b3.Peer-Reviewed Original ResearchAlzheimer DiseaseAmyloid beta-PeptidesBiomarkersCognitive DysfunctionCohort StudiesDementia, VascularFluorodeoxyglucose F18HomocysteineHumansLogistic ModelsLongitudinal StudiesMagnetic Resonance ImagingNeuropsychological TestsPatient DropoutsPeptide FragmentsPositron-Emission TomographyResearch DesignRisk Factorstau Proteins
This site is protected by hCaptcha and its Privacy Policy and Terms of Service apply