Evidence map›Paper›PMID 26390973›Full record

ArticleScientific reports2015

Lipoproteins/peptides are sepsis-inducing toxins from bacteria that can be neutralized by synthetic anti-endotoxin peptides.

Guillermo Martinez de Tejada, Lena Heinbockel, Raquel Ferrer-Espada, Holger Heine, Christian Alexander, Sergio Bárcena-Varela, Torsten Goldmann, Wilmar Correa, Karl-Heinz Wiesmüller, Nicolas Gisch and 5 more

Open access · goldAbstract read
In one paragraph

Article in Scientific reports, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 33 papers.

0numbers the graph read from it
0cells of the map it votes in
33citing papers in PubMed
2.9field-weighted citation impact, top 8% 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

33 citing papers in PubMed, 62 citations in OpenAlex.

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  17. Anti-Infective and Anti-Inflammatory Mode of Action of Peptide 19-2.5.International journal of molecular sciences · 2021
    Article
  18. Article
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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

15 authors at 5 institutions in 3 countries.

Guillermo Martinez de TejadaUniversidad de Navarra, Dept. de Microbiología y Parasitología, Irunlarrea 1, 31008 Pamplona, Spain.
Lena HeinbockelDivisions of Biophysics, Research Center Borstel, Leibniz-Center for Medicine and Biosciences, Parkallee 1-40, 23845 Borstel, Germany.
Raquel Ferrer-EspadaUniversidad de Navarra, Dept. de Microbiología y Parasitología, Irunlarrea 1, 31008 Pamplona, Spain.
Holger HeineInnate Immunity, Research Center Borstel, Leibniz-Center for Medicine and Biosciences, Parkallee 1-40, 23845 Borstel, Germany.
Christian AlexanderCellular Microbiology, Research Center Borstel, Leibniz-Center for Medicine and Biosciences, Parkallee 1-40, 23845 Borstel, Germany.
Sergio Bárcena-VarelaUniversidad de Navarra, Dept. de Microbiología y Parasitología, Irunlarrea 1, 31008 Pamplona, Spain.
Torsten GoldmannClinical and Experimental Pathology, Research Center Borstel, Leibniz-Center for Medicine and Biosciences, Parkallee 1-40, 23845 Borstel, Germany.
Wilmar CorreaDivisions of Biophysics, Research Center Borstel, Leibniz-Center for Medicine and Biosciences, Parkallee 1-40, 23845 Borstel, Germany.
Karl-Heinz WiesmüllerEMC microcollections, Sindelfinger Straße 3, 72070 Tübingen, Germany.
Nicolas GischBioanalytical Chemistry, Research Center Borstel, Leibniz-Center for Medicine and Biosciences, Parkallee 1-40, 23845 Borstel, Germany.
Susana Sánchez-GómezUniversidad de Navarra, Dept. de Microbiología y Parasitología, Irunlarrea 1, 31008 Pamplona, Spain.
Satoshi FukuokaNational Institute of Advanced Industrial Science and Technology AIST, Takamatsu, Japan.
Tobias SchürholzUniversitätsklinikum Aachen, Department of Intensive Care and Intermediate Care, Pauwelsstr. 30, 52074 Aachen, Germany.
Thomas GutsmannDivisions of Biophysics, Research Center Borstel, Leibniz-Center for Medicine and Biosciences, Parkallee 1-40, 23845 Borstel, Germany.
Klaus BrandenburgDivisions of Biophysics, Research Center Borstel, Leibniz-Center for Medicine and Biosciences, Parkallee 1-40, 23845 Borstel, Germany.
Research Center Borstel - Leibniz Lung Center · DEUniversidad de Navarra · ESEMC Microcollections (Germany) · DENational Institute of Advanced Industrial Science and Technology · JPUniversitätsklinikum Aachen · DE

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Sepsis, a life-threatening syndrome with increasing incidence worldwide, is triggered by an overwhelming inflammation induced by microbial toxins released into the bloodstream during infection. A well-known sepsis-inducing factor is the membrane constituent of Gram-negative bacteria, lipopolysaccharide (LPS), signalling via Toll-like receptor-4. Although sepsis is caused in more than 50% cases by Gram-positive and mycoplasma cells, the causative compounds are still poorly described. In contradicting investigations lipoproteins/-peptides (LP), lipoteichoic acids (LTA), and peptidoglycans (PGN), were made responsible for eliciting this pathology. Here, we used human mononuclear cells from healthy donors to determine the cytokine-inducing activity of various LPs from different bacterial origin, synthetic and natural, and compared their activity with that of natural LTA and PGN. We demonstrate that LP are the most potent non-LPS pro-inflammatory toxins of the bacterial cell walls, signalling via Toll-like receptor-2, not only in vitro, but also when inoculated into mice: A synthetic LP caused sepsis-related pathological symptoms in a dose-response manner. Additionally, these mice produced pro-inflammatory cytokines characteristic of a septic reaction. Importantly, the recently designed polypeptide Aspidasept(®) which has been proven to efficiently neutralize LPS in vivo, inhibited cytokines induced by the various non-LPS compounds protecting animals from the pro-inflammatory activity of synthetic LP.

Indexed as

AnimalsAnti-Bacterial AgentsCytokinesDisease Models, AnimalEndotoxemiaEndotoxinsFemaleGram-Negative BacteriaHEK293 CellsHumansLeukocytes, MononuclearLipopolysaccharidesLipoproteinsMacrophagesMicePeptidesAnti-Bacterial AgentsCytokinesEndotoxinsLipopolysaccharidesLipoproteinslipoteichoic acidPeptidesPeptidoglycanTeichoic Acids

Identifiers

PMID26390973
PMCPMC4585737
OpenAlexW2438788984

What OpenQuestion holds

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LicenceCC BY
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Registered trials

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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.