Evidence map›Paper›PMID 8926110›Full record

ArticleInfection and immunity1996

Supernatants from Staphylococcus epidermidis grown in the presence of different antibiotics induce differential release of tumor necrosis factor alpha from human monocytes.

E Mattsson, H Van Dijk, J Verhoef, R Norrby, J Rollof

Open access · bronzeAbstract read
In one paragraph

Article in Infection and immunity, 1996. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 10 papers.

0numbers the graph read from it
0cells of the map it votes in
10citing papers in PubMed
1.0field-weighted citation impact, top 22% 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

10 citing papers in PubMed, 35 citations in OpenAlex.

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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

5 authors at 1 institution in 1 country.

E MattssonEijkman-Winkler Institute for Medical Microbiology, Infectious Diseases, and Inflammation, Utrecht, The Netherlands.
H Van Dijk
J Verhoef
R Norrby
J Rollof
Eijkman Institute for Molecular Biology · ID

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Bacterial products from gram-positive bacteria, such as peptidoglycan, teichoic acid, and toxins, activate mononuclear cells to produce tumor necrosis factor alpha (TNF). The present study evaluated the release of soluble cell wall components from Staphylococcus epidermidis capable of inducing TNF after exposure of the bacteria to various antibiotics. A clinical S. epidermidis isolate (694) was incubated with either penicillin, oxacillin, vancomycin, or clindamycin at five times the MIC. Supernatants of the cultures obtained by filtration were added to plastic adherent monocytes in the absence or presence of human serum. After 18 h of incubation, monocyte supernatants were tested for the presence of TNF by enzyme-linked immunosorbent assay (ELISA). Supernatants from bacteria incubated with beta-lactam antibiotics induced higher TNF levels than those obtained from bacteria incubated with culture medium only (no antibiotics), vancomycin, or clindamycin. Human serum potentiated supernatant-induced TNF release, especially in beta-lactam supernatants. The soluble peptidoglycan and teichoic acid contents of supernatants, as estimated by inhibition ELISA and, for peptidoglycan, also by affinity depletion with vancomycin-Sepharose gel, were proportional to TNF release. Differences in the ability of individual antibiotics to generate TNF-releasing products from S. epidermidis were observed, the most potent antibiotics being penicillin and oxacillin.

Indexed as

Anti-Bacterial AgentsHumansLactamsMonocytesPeptidoglycanPolymyxin BStaphylococcus epidermidisTeichoic AcidsTumor Necrosis Factor-alphaAnti-Bacterial AgentsLactamsPeptidoglycanPolymyxin BTeichoic AcidsTumor Necrosis Factor-alpha

Identifiers

PMID8926110
PMCPMC174378
OpenAlexW2164346635

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.