Evidence map›Paper›PMID 12819092›Full record

ArticleInfection and immunity2003

Recombinant soluble CD14 reduces severity of intramammary infection by Escherichia coli.

Jai-Wei Lee, Max J Paape, Theodore H Elsasser, Xin Zhao

Open access · greenAbstract read
In one paragraph

Article in Infection and immunity, 2003. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 17 papers.

0numbers the graph read from it
0cells of the map it votes in
17citing papers in PubMed
12.8field-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

17 citing papers in PubMed, 72 citations in OpenAlex.

  1. Article
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  9. Review
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  11. Immunopathology of mastitis: insights into disease recognition and resolution.Journal of mammary gland biology and neoplasia · 2011
    Review
  12. Article
  13. Endotoxin and CD14 in the progression of biliary atresia.Journal of translational medicine · 2010
    Article
  14. Plant production of veterinary vaccines and therapeutics.Current topics in microbiology and immunology · 2009
    Review
  15. Article
  16. Article
  17. Article
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

4 authors at 3 institutions in 3 countries.

Jai-Wei LeeDepartment of Animal Science, McGill University, Ste-Anne-de-Bellevue, Quebec H9X 3V9, Canada.
Max J Paape
Theodore H Elsasser
Xin Zhao
McGill University · CAAgricultural Research Service · USCNR de la Résistance aux Antibiotiques · FR

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The interaction among gram-negative bacteria, the innate immune system, and soluble CD14 (sCD14) has not been well documented. The effect of recombinant bovine sCD14 (rbosCD14) on milk somatic cell count (SCC), bacterial clearance, and cytokine production was investigated by using a bovine intramammary Escherichia coli infection model. We first determined whether rbosCD14 would increase the SCC during a lipopolysaccharide (LPS) challenge. Three quarters of each of six healthy lactating cows were injected with either 0.3 microg of LPS, 0.3 microg of LPS plus 100 micro g of rbosCD14, or saline. In comparison with quarters injected with LPS alone, the SCC was twofold higher (P < 0.05) in quarters injected with LPS plus rbosCD14 after the challenge. We therefore hypothesized that when E. coli bacteria invade the mammary gland, sCD14 in milk would interact with LPS and rapidly recruit neutrophils from the blood to eliminate the bacteria before establishment of infection. To test this hypothesis, two quarters of each of nine healthy cows were challenged with either 50 CFU of E. coli plus saline or 50 CFU of E. coli plus 100 microg of rbosCD14. Quarters challenged with E. coli plus rbosCD14 had a more rapid recruitment of neutrophils, which was accompanied by a faster clearance of bacteria, lower concentrations of tumor necrosis factor alpha and interleukin-8 in milk, and milder clinical symptoms, than challenged quarters injected with saline. Results indicate that increasing the concentration of sCD14 in milk may be a potential strategy with which to prevent or reduce the severity of infection by coliform bacteria.

Indexed as

AnimalsCattleEscherichia coli InfectionsFemaleLipopolysaccharide ReceptorsLipopolysaccharidesMammary Glands, AnimalMembrane GlycoproteinsMilkReceptors, Cell SurfaceRecombinant ProteinsToll-Like ReceptorsTumor Necrosis Factor-alphaLipopolysaccharide ReceptorsLipopolysaccharidesMembrane GlycoproteinsReceptors, Cell SurfaceRecombinant ProteinsToll-Like ReceptorsTumor Necrosis Factor-alpha

Identifiers

PMID12819092
PMCPMC161972
OpenAlexW2164896346

What OpenQuestion holds

Textmetadata
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.