2024
Examining amyloid reduction as a surrogate endpoint through latent class analysis using clinical trial data for dominantly inherited Alzheimer's disease
Wang G, Li Y, Xiong C, Benzinger T, Gordon B, Hassenstab J, Aschenbrenner A, McDade E, Clifford D, Libre‐Guerra J, Shi X, Mummery C, van Dyck C, Lah J, Honig L, Day G, Ringman J, Brooks W, Fox N, Suzuki K, Levin J, Jucker M, Delmar P, Bittner T, Bateman R, Team F. Examining amyloid reduction as a surrogate endpoint through latent class analysis using clinical trial data for dominantly inherited Alzheimer's disease. Alzheimer's & Dementia 2024 PMID: 38400532, DOI: 10.1002/alz.13735.Peer-Reviewed Original ResearchLatent classesPositron emission tomographyAmyloid reductionCognitive efficacyLatent class analysisAmyloid positron emission tomographyCognitive outcomesCognitive declineDominantly Inherited Alzheimer's Network Trials UnitSurrogate biomarkerBaseline characteristicsInherited Alzheimer's diseaseMultiple measuresClass analysisEmission tomographyTrials UnitAlzheimer's diseaseClinical trialsSurrogate endpointsTreatment effects
2023
Feasibility Study for Longitudinal Retinal Imaging in the Anti‐Amyloid Treatment in Asymptomatic Alzheimer’s Disease (A4) Trial
Rissman R, Ngolab J, Donohue M, Belsha A, Salazar J, Cohen P, Jaiswal S, Tan V, Aggarwal N, Alber J, Johnson K, Jicha G, van Dyck C, Lah J, Salloway S, Rafii M, Aisen P, Sperling R. Feasibility Study for Longitudinal Retinal Imaging in the Anti‐Amyloid Treatment in Asymptomatic Alzheimer’s Disease (A4) Trial. Alzheimer's & Dementia 2023, 19 DOI: 10.1002/alz.079580.Peer-Reviewed Original ResearchAnti-Amyloid TreatmentAsymptomatic Alzheimer's diseaseFeasibility of retinal imagingLongitudinal Evaluation of Amyloid RiskCohort of individualsAlzheimer's diseaseResults ParticipantsAnti-amyloidA4 trialAD-diagnosed patientsRetinal spotsPositron emission tomographyStandardized uptake value ratioAmyloid positron emission tomographyLongitudinal evaluationRisk detectionClinically normal individualsParticipantsPET standardized uptake value ratioFeasibility studyClinicCross-sectionRetinal amyloid depositsAmyloid depositsIndividuals
2022
Performance of a fully-automated Lumipulse plasma phospho-tau181 assay for Alzheimer’s disease
Wilson E, Young C, Ramos Benitez J, Swarovski M, Feinstein I, Vandijck M, Le Guen Y, Kasireddy N, Shahid M, Corso N, Wang Q, Kennedy G, Trelle A, Lind B, Channappa D, Belnap M, Ramirez V, Skylar-Scott I, Younes K, Yutsis M, Le Bastard N, Quinn J, van Dyck C, Nairn A, Fredericks C, Tian L, Kerchner G, Montine T, Sha S, Davidzon G, Henderson V, Longo F, Greicius M, Wagner A, Wyss-Coray T, Poston K, Mormino E, Andreasson K. Performance of a fully-automated Lumipulse plasma phospho-tau181 assay for Alzheimer’s disease. Alzheimer's Research & Therapy 2022, 14: 172. PMID: 36371232, PMCID: PMC9652927, DOI: 10.1186/s13195-022-01116-2.Peer-Reviewed Original ResearchConceptsPlasma p-tau181Alzheimer's Disease Research CenterP-tau181Disease Research CenterAlzheimer's diseasePositron emission tomographyAD dementiaBlood-based biomarker assaysAmyloid positron emission tomographyTreatment monitoringNovel blood-based biomarkersCSF p-tau181P-tau181 concentrationsDisease-modifying therapiesAβ42/Aβ40 ratioBlood-based biomarkersClinical AD diagnosisDetection of ADMild cognitive impairmentStudy cohortCSF biomarkersPlasma levelsAD groupPrognostic performanceCDR sum