Evidence map›Paper›PMID 33513762›Full record

ArticleBiomolecules2021

LPS Tolerance Inhibits Cellular Respiration and Induces Global Changes in the Macrophage Secretome.

Joseph Gillen, Thunnicha Ondee, Devikala Gurusamy, Jiraphorn Issara-Amphorn, Nathan P Manes, Sung Hwan Yoon, Asada Leelahavanichkul, Aleksandra Nita-Lazar

Open access · goldAbstract read
In one paragraph

Article in Biomolecules, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 37 papers.

0numbers the graph read from it
0cells of the map it votes in
37citing papers in PubMed
3.2field-weighted citation impact, top 7% 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

37 citing papers in PubMed, 57 citations in OpenAlex.

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  11. Recent Advances of Trained immunity in Macrophages.International journal of biological sciences · 2025
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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

8 authors at 3 institutions in 2 countries.

Joseph GillenFunctional Cellular Networks Section, Laboratory of Immune System Biology, National Institute of Allergy and Infectious Diseases, National Institutes of Health, Bethesda, MD 20892-1892, USA.
Thunnicha OndeeDepartment of Microbiology, Faculty of Medicine, Chulalongkorn University, Bangkok 10330, Thailand.
Devikala GurusamySurgery Branch, National Cancer Institute, Bethesda, MD 20892-1892, USA.
Jiraphorn Issara-AmphornDepartment of Microbiology, Faculty of Medicine, Chulalongkorn University, Bangkok 10330, Thailand.
Nathan P ManesFunctional Cellular Networks Section, Laboratory of Immune System Biology, National Institute of Allergy and Infectious Diseases, National Institutes of Health, Bethesda, MD 20892-1892, USA.
Sung Hwan YoonFunctional Cellular Networks Section, Laboratory of Immune System Biology, National Institute of Allergy and Infectious Diseases, National Institutes of Health, Bethesda, MD 20892-1892, USA.ORCID 0000-0001-5794-3286
Asada LeelahavanichkulDepartment of Microbiology, Faculty of Medicine, Chulalongkorn University, Bangkok 10330, Thailand.
Aleksandra Nita-LazarFunctional Cellular Networks Section, Laboratory of Immune System Biology, National Institute of Allergy and Infectious Diseases, National Institutes of Health, Bethesda, MD 20892-1892, USA.ORCID 0000-0002-8523-605X
National Institutes of Health · USChulalongkorn University · THNational Cancer Institute · US

Funding

Protein Modifications Involved in Cell SignalingZIAAI001084 · NIAID · NATIONAL INSTITUTE OF ALLERGY AND INFECTIOUS DISEASES · PI NITA-LAZAR, ALEKSANDRA · 2009 to 2025
$11.4M
NIH Intramural Research Program no number
6 · The paper itself

Abstract

Inflammatory response plays an essential role in the resolution of infections. However, inflammation can be detrimental to an organism and cause irreparable damage. For example, during sepsis, a cytokine storm can lead to multiple organ failures and often results in death. One of the strongest triggers of the inflammatory response is bacterial lipopolysaccharides (LPS), acting mostly through Toll-like receptor 4 (TLR4). Paradoxically, while exposure to LPS triggers a robust inflammatory response, repeated or prolonged exposure to LPS can induce a state of endotoxin tolerance, a phenomenon where macrophages and monocytes do not respond to new endotoxin challenges, and it is often associated with secondary infections and negative outcomes. The cellular mechanisms regulating this phenomenon remain elusive. We used metabolic measurements to confirm differences in the cellular metabolism of naïve macrophages and that of macrophages responding to LPS stimulation or those in the LPS-tolerant state. In parallel, we performed an unbiased secretome survey using quantitative mass spectrometry during the induction of LPS tolerance, creating the first comprehensive secretome profile of endotoxin-tolerant cells. The secretome changes confirmed that LPS-tolerant macrophages have significantly decreased cellular metabolism and that the proteins secreted by LPS-tolerant macrophages have a strong association with cell survival, protein metabolism, and the metabolism of reactive oxygen species.

Indexed as

AnimalsCell RespirationCytokinesHumansImmune ToleranceInflammationMacrophagesMass SpectrometryMiceMonocytesRAW 264.7 CellsSignal TransductionToll-Like Receptor 4CytokinesTlr4 protein, mouseToll-Like Receptor 4host-pathogen interactionsmacrophagesproteomicssecretome

Identifiers

PMID33513762
PMCPMC7918892
OpenAlexW3124075709

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.