Evidence map›Paper›PMID 31359456›Full record

ArticleThe EMBO journal2019

Systemic inflammation impairs microglial Aβ clearance through NLRP3 inflammasome.

Dario Tejera, Dilek Mercan, Juan M Sanchez-Caro, Mor Hanan, David Greenberg, Hermona Soreq, Eicke Latz, Douglas Golenbock, Michael T Heneka

Open access · hybridAbstract read
In one paragraph

Article in The EMBO journal, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 225 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
225citing papers in PubMed, 1 pooled it
19.0field-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

225 citing papers in PubMed, 1 synthesis or guideline pooled it, 338 citations in OpenAlex.

  1. Pooled it
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165 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

9 authors at 3 institutions in 3 countries.

Dario TejeraDepartment of Neurodegenerative Disease and Geriatric Psychiatry, University Hospitals Bonn, Bonn, Germany.
Dilek MercanDepartment of Neurodegenerative Disease and Geriatric Psychiatry, University Hospitals Bonn, Bonn, Germany.
Juan M Sanchez-CaroDepartment of Neurodegenerative Disease and Geriatric Psychiatry, University Hospitals Bonn, Bonn, Germany.
Mor HananDepartment of Biological Chemistry, The Alexander Silberman Institute of Life Sciences, The Hebrew University of Jerusalem, Jerusalem, Israel.
David GreenbergDepartment of Biological Chemistry, The Alexander Silberman Institute of Life Sciences, The Hebrew University of Jerusalem, Jerusalem, Israel.
Hermona SoreqDepartment of Biological Chemistry, The Alexander Silberman Institute of Life Sciences, The Hebrew University of Jerusalem, Jerusalem, Israel.ORCID 0000-0002-0955-526X
Eicke LatzGerman Center for Neurodegenerative Diseases (DZNE), Bonn, Germany.
Douglas GolenbockDepartment of Infectious Diseases and Immunology, University of Massachusetts Medical School, Worcester, MA, USA.
Michael T HenekaDepartment of Neurodegenerative Disease and Geriatric Psychiatry, University Hospitals Bonn, Bonn, Germany.ORCID 0000-0003-4996-1630
Hebrew University of Jerusalem · ILUniversity Hospital Bonn · DEUniversity of Massachusetts Chan Medical School · US

Funding

Role of inflammasomes in Alzheimer's DiseaseR01AG059752 · NIA · UNIV OF MASSACHUSETTS MED SCH WORCESTER · PI GOLENBOCK, DOUGLAS T, HENEKA, MICHAEL T · 2018 to 2022
$4.3M
Deutsche Forschungsgemeinschaft (DFG) (EXC Immunosensation)Deutsches Zentrum für Luft- und Raumfahrt (DLR) 01EW1508NIA NIH HHS R01 AG059752
6 · The paper itself

Abstract

Alzheimer's disease is the most prevalent type of dementia and is caused by the deposition of extracellular amyloid-beta and abnormal tau phosphorylation. Neuroinflammation has emerged as an additional pathological component. Microglia, representing the brain's major innate immune cells, play an important role during Alzheimer's. Once activated, microglia show changes in their morphology, characterized by a retraction of cell processes. Systemic inflammation is known to increase the risk for cognitive decline in human neurogenerative diseases including Alzheimer's. Here, we assess for the first time microglial changes upon a peripheral immune challenge in the context of aging and Alzheimer's in vivo, using 2-photon laser scanning microscopy. Microglia were monitored at 2 and 10 days post-challenge by lipopolysaccharide. Microglia exhibited a reduction in the number of branches and the area covered at 2 days, a phenomenon that resolved at 10 days. Systemic inflammation reduced microglial clearance of amyloid-beta in APP/PS1 mice. NLRP3 inflammasome knockout blocked many of the observed microglial changes upon lipopolysaccharide, including alterations in microglial morphology and amyloid pathology. NLRP3 inhibition may thus represent a novel therapeutic target that may protect the brain from toxic peripheral inflammation during systemic infection.

Indexed as

AgingAlzheimer DiseaseAmyloid beta-PeptidesAnimalsDisease Models, AnimalGene Knockout TechniquesHumansInflammationLipopolysaccharidesMiceMicrogliaMicroscopy, ConfocalNLR Family, Pyrin Domain-Containing 3 ProteinAmyloid beta-PeptidesLipopolysaccharidesNLR Family, Pyrin Domain-Containing 3 ProteinNLRP3 protein, human2-photonAlzheimer'samyloid-betamicroglianeuroinflammation

Identifiers

PMID31359456
PMCPMC6717897
OpenAlexW2964855216

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.