Evidence map›Paper›PMID 9009288›Full record

ArticleInfection and immunity1997

Salmonella typhi stimulation of human intestinal epithelial cells induces secretion of epithelial cell-derived interleukin-6.

D L Weinstein, B L O'Neill, E S Metcalf

Open access · bronzeAbstract read
In one paragraph

Article in Infection and immunity, 1997. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 22 papers.

0numbers the graph read from it
0cells of the map it votes in
22citing papers in PubMed
2.7field-weighted citation impact, top 10% 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

22 citing papers in PubMed, 70 citations in OpenAlex.

  1. Trial
  2. Secobutanolides Isolated fromMolecules (Basel, Switzerland) · 2024
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  8. Constraint-based network model of pathogen-immune system interactions.Journal of the Royal Society, Interface · 2009
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  19. Factors affecting Caco-2 intestinal epithelial cell interleukin-6 secretion.In vitro cellular & developmental biology. Animal · 1998
    Article
  20. 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

3 authors at 1 institution in 1 country.

D L WeinsteinDepartment of Microbiology and Immunology, F. Edward Hébert School of Medicine, Uniformed Services University of the Health Sciences, Bethesda, Maryland 20814-4799, USA.
B L O'Neill
E S Metcalf
Uniformed Services University of the Health Sciences · US

Funding

VIRULENCE MECHANISMS OF SALMONELLA TYPHIR01AI032951 · NIAID · HENRY M. JACKSON FDN FOR THE ADV MIL/MED · PI METCALF, ELEANOR S · 1994 to 1997
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NIAID NIH HHS AI32951PHS HHS R07305
6 · The paper itself

Abstract

Interleukin 6 (IL-6) is a multifunctional cytokine that has been shown to be associated with both systemic and tissue-specific responses within the host. Moreover, IL-6 is produced by both lymphoid and nonlymphoid cells and has been identified as a growth-inducing, growth-inhibiting, and differentiation-inducing factor for these cells. Recent studies of uropathogenic and upper respiratory pathogens have suggested that epithelial cell-derived IL-6 plays a role in mucosal host-parasite interactions. Since many mucosal enteric pathogens enter the host through the epithelial cells of the distal small intestine, a role for intestinal epithelial cell-derived IL-6 in the initial interaction between bacteria and host might also be predicted. However, no studies to date have determined whether the interaction of any bacteria with the epithelial cells that line the small intestine of the host can induce IL-6. To address this issue, we have established an in vitro model to evaluate the capacity of the gram-negative bacterium Salmonella typhi to induce IL-6 in the small intestine epithelial cell line Int407 and in other intestinal epithelial cell lines. The results demonstrate that both wild-type and live, attenuated S. typhi vaccine strains induce small and large intestine epithelial cells to secrete IL-6, and kinetic analysis suggests that IL-6 may be one of the earliest responses following adherence and invasion of enteric organisms. Thus, these studies suggest a physiologic role for epithelial cell-derived IL-6 in the initial interactions between host and bacterium in the small intestine.

Indexed as

Bacterial VaccinesCell LineCytochalasin DEpitheliumHumansInterleukin-6Intestinal MucosaIntestine, LargeIntestine, SmallRNA, MessengerSalmonella typhiSpecies SpecificityBacterial VaccinesCytochalasin DInterleukin-6RNA, Messenger

Identifiers

PMID9009288
PMCPMC174608
OpenAlexW1932687143

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.