Evidence map›Paper›PMID 40995864›Full record

ArticleAlzheimer's & dementia : the journal of the Alzheimer's Association2025

The companion dog as a translational model for Alzheimer's disease: Development of a longitudinal research platform and post mortem protocols.

Stephanie McGrath, Emily Hull, Matthew D Dunbar, Jena Prescott, Amber J Keyser, Evan MacLean, Martin Darvas, Caitlin Latimer, Julie Moreno, Michael J MacCoss and 6 more

Abstract read
In one paragraph

Article in Alzheimer's & dementia : the journal of the Alzheimer's Association, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 6 papers.

0numbers the graph read from it
0cells of the map it votes in
6citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

6 citing papers in PubMed.

  1. Review
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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

16 authors.

Stephanie McGrathBrain Research Center and Department of Clinical Sciences, Colorado State University, Fort Collins, Colorado, USA.ORCID 0000-0001-7610-9297
Emily HullDepartment of Laboratory Medicine and Pathology, University of Washington, Seattle, Washington, USA.
Matthew D DunbarCenter for Studies in Demography and Ecology, University of Washington, Seattle, Washington, USA.ORCID 0000-0002-9145-7043
Jena PrescottDepartment of Small Animal Clinical Sciences, Texas A&M University, College Station, Texas, USA.ORCID 0009-0002-6147-662X
Amber J KeyserCenter for Studies in Demography and Ecology, University of Washington, Seattle, Washington, USA.ORCID 0009-0003-4202-1352
Evan MacLeanCollege of Veterinary Medicine, University of Arizona, Tucson, Arizona, USA.ORCID 0000-0001-7595-662X
Martin DarvasDepartment of Laboratory Medicine and Pathology, University of Washington, Seattle, Washington, USA.ORCID 0000-0002-7942-2526
Caitlin LatimerDepartment of Laboratory Medicine and Pathology, University of Washington, Seattle, Washington, USA.ORCID 0000-0003-3727-4278
Julie MorenoBrain Research Center and Department of Environmental and Radiological Health Sciences, Colorado State University, Fort Collins, Colorado, USA.ORCID 0000-0002-9618-2712
Michael J MacCossDepartment of Genome Sciences, University of Washington, Seattle, Washington, USA.ORCID 0000-0003-1853-0256
Mandy KauffmanCenter for Studies in Demography and Ecology, University of Washington, Seattle, Washington, USA.
Paul LitwinCenter for Studies in Demography and Ecology, University of Washington, Seattle, Washington, USA.ORCID 0000-0003-1006-9813
Marta CastelhanoCornell Veterinary Biobank and Department of Clinical Sciences, College of Veterinary Medicine, Cornell University, Ithaca, New York, USA.ORCID 0000-0003-2497-1939
Matt KaeberleinOptispan, Inc., Seattle, Washington, USA.ORCID 0000-0002-1311-3421
C Dirk KeeneDepartment of Laboratory Medicine and Pathology, University of Washington, Seattle, Washington, USA.ORCID 0000-0002-5291-1469
Dog Aging Project Consortium

Funding

University of Washington Alzheimer's Disease Research CenterP30AG066509 · NIA · UNIVERSITY OF WASHINGTON · PI Amanda D. Boyd · 2020 to 2026
$29.0M
The Dog Aging Project: Genetic and Environmental Determinants of Healthy Aging in Companion Dogs Competitive RevisionU19AG057377 · NIA · UNIVERSITY OF WASHINGTON · PI PROMISLOW, DANIEL EDWARD · 2018 to 2023
$29.0M
University of Washington Nathan Shock Center of Excellence in the Basic Biology of AgingP30AG013280 · NIA · UNIVERSITY OF WASHINGTON · PI Maitreya J Dunham · 1995 to 2026
$27.1M
Developing the Privately Owned Companion Dog as a Model for Alzheimers DiseaseR24AG073137 · NIA · UNIVERSITY OF WASHINGTON · PI KEENE, CHRISTOPHER DIRK, MCGRATH, STEPHANIE · 2021 to 2024
$5.1M
NIA NIH HHS AG057377NIA NIH HHS P30 AG013280NIA NIH HHS P30 AG066509NIA NIH HHS R24 AG073137NIA NIH HHS U19 AG057377
6 · The paper itself

Abstract

introductionCanine cognitive dysfunction is a valuable model for Alzheimer's disease (AD) and Alzheimer's disease related dementias (ADRD) due to condensed lifespan, naturally occurring clinical signs, genetic diversity, shared environment with humans, and similar molecular and neuropathological hallmarks.

methodsThe objective of the Brain Health Study was to build infrastructure to support a diverse national cohort of companion dogs for in-depth, longitudinal analysis of brain and cognitive health over their lifespan. A complex and well-maintained research platform was critical to facilitate enrollment, retention, and biobanking of biofluids and postmortem tissue.

resultsThe research infrastructure is in place for longitudinal data collection, annual biospecimen collection and postmortem sample collection. The team has conducted 21 postmortem exams. DISCUSSION: Although most of the 500 enrolled subjects remain alive, biomarker identification, neuropathology, and proteomics analysis is underway. Future outcomes will benefit the worldwide research community through an Open Data sharing platform. HIGHLIGHTS: The dog serves as a novel translational large animal model for Alzheimer's disease (AD) and ad and related dementias. A large research platform supports collection of biofluids and post mortem tissue. The companion dog has key molecular and neuropathological hallmarks of AD. The Brain Health Study research platform has successfully enrolled 500 dogs across the United States. Post mortem biofluid and tissue has been donated from 21 enrolled dogs.

Indexed as

Alzheimer DiseaseBrainDisease Models, AnimalPetsTranslational Research, BiomedicalAnimalsAutopsyBiomarkersDogsHumansLongitudinal StudiesBiomarkersAlzheimer's diseasecanine cognitive dysfunctiondementialongitudinal studytranslational model

Identifiers

PMID40995864
PMCPMC12461415

What Socratic holds

Textmetadata
LicenceCC BY-NC-ND
Read underepoch 390

Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the Socratic graph.