Evidence map›Paper›PMID 23669326›Full record

ArticleInnate immunity2014

Post challenge inhibition of C3 and CD14 attenuates Escherichia coli-induced inflammation in human whole blood.

Kjetil H Egge, Ebbe B Thorgersen, Julie K Lindstad, Anne Pharo, John D Lambris, Andreas Barratt-Due, Tom E Mollnes

Abstract read
In one paragraph

Article in Innate immunity, 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 16 papers.

0numbers the graph read from it
0cells of the map it votes in
16citing papers in PubMed
1.5field-weighted citation impact, top 19% 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

16 citing papers in PubMed, 21 citations in OpenAlex.

  1. Immune modulation mimics damage control orthopaedics' upregulation of anti-inflammatory miRNA-21/23a/27a and miRNA-30b in the lung after polytrauma in pigs.European journal of trauma and emergency surgery : official publication of the European Trauma Society · 2025
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  16. Molecular mechanisms in the pathogenesis of sepsis.Journal of medicine and life · 2014
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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

7 authors at 4 institutions in 2 countries.

Kjetil H Egge1Department of Immunology, Oslo University Hospital Rikshospitalet and University of Oslo, Norway.
Ebbe B Thorgersen
Julie K Lindstad
Anne Pharo
John D Lambris
Andreas Barratt-Due
Tom E Mollnes
University of Oslo · NOOslo University Hospital · NONordland Hospital · NOUniversity of Pennsylvania · US

Funding

Role of complement in kidney disorders: from hemodialysis to transportationP01AI068730 · NIAID · UNIVERSITY OF PENNSYLVANIA · PI LAMBRIS, JOHN D · 2007 to 2018
$16.0M
NIAID NIH HHS P01 AI068730
6 · The paper itself

Abstract

Combined inhibition of CD14 and complement, two main inducers of the inflammatory response, have proved particularly effective in attenuating Gram-negative bacteria-induced inflammation. Approaching possible clinical relevance, we investigated the effect of such inhibition in a post-challenge setting. Human whole blood was anti-coagulated with lepirudin. Anti-CD14, compstatin (C3 inhibitor) and the combination thereof were added 5 min prior to or 5, 15 or 30 min after adding Escherichia coli. Total incubation time with Escherichia coli was 120 min. Cytokines, myeloperoxidase (MPO) and the terminal complement complex (TCC) were measured using multiplex technology and ELISA. Delayed combined inhibition significantly attenuated the inflammatory response. IL-1β, IL-8 and TNF-α were significantly inhibited in the range of 20-40%, even when adding the inhibitors with up to 30 min delay. IL-6 was significantly inhibited with 15 min delay, and MIP-1α and MPO with 5 min delay. Complement activation (TCC) was blocked completely at each time point compstatin was added, whereas the cytokines and MPO increased steadily between the time points. The combined regimen was significantly more effective than single inhibition in the pre-challenge setting. The attenuation of Escherichia coli-induced inflammation in a post-challenge setting suggests a potential therapeutic window for this treatment in sepsis.

Indexed as

ImmunotherapyAntibodies, BlockingBloodComplement ActivationComplement C3Complement Membrane Attack ComplexCytokinesDrug CombinationsDrug SynergismEscherichia coliHot TemperatureHumansImmunity, InnateImmunizationInflammation MediatorsLipopolysaccharide ReceptorsAntibodies, BlockingComplement C3Complement Membrane Attack ComplexcompstatinCytokinesDrug CombinationsInflammation MediatorsLipopolysaccharide ReceptorsPeptides, CyclicPeroxidasec3CD14complementcytokinesEscherichia colihumanpost-challenge

Identifiers

PMID23669326
PMCPMC4383095
OpenAlexW2074129391

What OpenQuestion holds

Textmetadata
LicenceTDM
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.