Evidence map›Paper›PMID 37277738›Full record

ReviewMolecular neurodegeneration2023

The role of peripheral inflammatory insults in Alzheimer's disease: a review and research roadmap.

Keenan A Walker, Lydia M Le Page, Niccolò Terrando, Michael R Duggan, Michael T Heneka, Brianne M Bettcher

Open access · goldAbstract readReview
In one paragraph

Review in Molecular neurodegeneration, 2023. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 84 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
84citing papers in PubMed, 1 pooled it
11.8field-weighted citation impact, top 1% of its field
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

84 citing papers in PubMed, 1 synthesis or guideline pooled it, 97 citations in OpenAlex.

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  20. Integrated transcriptomic profiling combined withFrontiers in aging neuroscience · 2026
    Article

24 more citing papers are in PubMed but not listed here.

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

6 authors at 5 institutions in 2 countries.

Keenan A WalkerLaboratory of Behavioral Neuroscience, National Institute On Aging. Baltimore, Baltimore, MD, USA. Keenan.Walker@nih.gov.ORCID 0000-0002-5989-9853
Lydia M Le PageDepartments of Physical Therapy and Rehabilitation Science, and Radiology and Biomedical Imaging, University of California San Francisco, San Francisco, CA, USA.
Niccolò TerrandoDepartment of Anesthesiology, Cell Biology and Immunology, Duke University Medical Center, Durham, NC, USA.
Michael R DugganLaboratory of Behavioral Neuroscience, National Institute On Aging. Baltimore, Baltimore, MD, USA.
Michael T HenekaLuxembourg Centre for Systems Biomedicine, University of Luxembourg, Belvaux, Luxembourg.
Brianne M BettcherBehavioral Neurology Section, Department of Neurology, University of Colorado Alzheimer's and Cognition Center, University of Colorado Anschutz Medical Campus, Aurora, CO, USA.
National Institute on Aging · USDuke University · USUniversity of California, San Francisco · USUniversity of Colorado Anschutz Medical Campus · USUniversity of Luxembourg · LU

Funding

Neurovascular dysfunction in delirium superimposed on dementiaR01AG057525 · NIA · DUKE UNIVERSITY · PI Niccolo Terrando · 2017 to 2026
$6.7M
Immunovascular interactions in postoperative delirium superimposed on dementia (DSD).RF1AG079138 · NIA · DUKE UNIVERSITY · PI GELBARD, HARRIS A, TERRANDO, NICCOLO · 2022 to 2025
$3.6M
NIA NIH HHS R01 AG057525NIA NIH HHS R01AG057525NIA NIH HHS RF1 AG079138
6 · The paper itself

Abstract

Peripheral inflammation, defined as inflammation that occurs outside the central nervous system, is an age-related phenomenon that has been identified as a risk factor for Alzheimer's disease. While the role of chronic peripheral inflammation has been well characterized in the context of dementia and other age-related conditions, less is known about the neurologic contribution of acute inflammatory insults that take place outside the central nervous system. Herein, we define acute inflammatory insults as an immune challenge in the form of pathogen exposure (e.g., viral infection) or tissue damage (e.g., surgery) that causes a large, yet time-limited, inflammatory response. We provide an overview of the clinical and translational research that has examined the connection between acute inflammatory insults and Alzheimer's disease, focusing on three categories of peripheral inflammatory insults that have received considerable attention in recent years: acute infection, critical illness, and surgery. Additionally, we review immune and neurobiological mechanisms which facilitate the neural response to acute inflammation and discuss the potential role of the blood-brain barrier and other components of the neuro-immune axis in Alzheimer's disease. After highlighting the knowledge gaps in this area of research, we propose a roadmap to address methodological challenges, suboptimal study design, and paucity of transdisciplinary research efforts that have thus far limited our understanding of how pathogen- and damage-mediated inflammatory insults may contribute to Alzheimer's disease. Finally, we discuss how therapeutic approaches designed to promote the resolution of inflammation may be used following acute inflammatory insults to preserve brain health and limit progression of neurodegenerative pathology.

Indexed as

Alzheimer DiseaseBlood-Brain BarrierBrainCentral Nervous SystemHumansInflammationCytokinesDementiaInfectionInflammationNeuro-immune axisNeuroinflammationPeripheral inflammationSystemic inflammation

Identifiers

PMID37277738
PMCPMC10240487
OpenAlexW4379467246

What OpenQuestion holds

Textmetadata
LicenceCC BY
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 OpenQuestion graph.