Evidence map›Paper›PMID 18397382›Full record

ArticleCellular microbiology2008

Nramp1 expression by dendritic cells modulates inflammatory responses during Salmonella Typhimurium infection.

Yanet Valdez, Gretchen E Diehl, Bruce A Vallance, Guntram A Grassl, Julian A Guttman, Nat F Brown, Carrie M Rosenberger, Dan R Littman, Philippe Gros, B Brett Finlay

Open access · bronzeAbstract read
In one paragraph

Article in Cellular microbiology, 2008. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 27 papers.

0numbers the graph read from it
0cells of the map it votes in
27citing papers in PubMed
2.1field-weighted citation impact, top 13% 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

27 citing papers in PubMed, 41 citations in OpenAlex.

  1. Gut microbes · 2026
    Review
  2. SLC11A2 withholds divalent metals fromProceedings of the National Academy of Sciences of the United States of America · 2026
    Article
  3. SLC11A2 affects nutritional immunity in the gut epithelium.bioRxiv : the preprint server for biology · 2025
    Article
  4. Article
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  8. Article
  9. Solute carrier protein family 11 member 1 (Slc11a1) activation efficiently inhibitsJournal of parasitic diseases : official organ of the Indian Society for Parasitology · 2017
    Article
  10. Frontiers in cellular and infection microbiology · 2017
    Article
  11. Article
  12. Review
  13. Article
  14. Article
  15. Article
  16. 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

10 authors at 6 institutions in 3 countries.

Yanet ValdezMichael Smith Laboratories, University of British Columbia, Vancouver, BC, V6T 1Z3, Canada.
Gretchen E Diehl
Bruce A Vallance
Guntram A Grassl
Julian A Guttman
Nat F Brown
Carrie M Rosenberger
Dan R Littman
Philippe Gros
B Brett Finlay
Upsher-Smith Laboratories (United Kingdom) · GBNew York University · USBC Children's Hospital · CAInstitute for Systems Biology · USMcGill University · CAUniversity of British Columbia · CA

Funding

MURINE MODEL SYSTEM FOR HIV PATHOGENESISR01AI033856 · NIAID · UNIVERSITY OF CALIFORNIA SAN FRANCISCO · PI LITTMAN, DAN · 1993 to 2008
$4.2M
Howard Hughes Medical InstituteNIAID NIH HHS 5R01 AI033856
6 · The paper itself

Abstract

Host resistance against Salmonella enterica serovar Typhimurium (S. Typhimurium) is mediated by natural resistance-associated macrophage protein 1 (Nramp1/Slc11a1). Nramp1 is critical to host defence, as mice lacking Nramp1 fail to control bacterial replication and succumb to low doses of S. Typhimurium. Despite this crucial role, the mechanisms underlying Nramp1's protective effects are unclear. Dendritic cells (DCs) that sample the intestinal lumen are among the first cells encountered by S. Typhimurium following oral infection and act as a conduit for S. Typhimurium to cross the intestinal epithelial barrier. We report that DCs, including intestinal, splenic and bone marrow-derived DCs (BMDCs), express Nramp1 protein. In the small intestine, Nramp1 expression is greater in a subset of DCs (CD11c(+)CD103(-)) characterized by the elevated expression of pro-inflammatory cytokines in response to bacterial products. While Nramp1 expression did not affect S. Typhimurium replication in BMDCs, infected Nramp1+/+ BMDCs and intestinal CD11c(+)CD103(-) DCs secreted more inflammatory cytokines (IL-6, IL-12 and TNF-alpha) than Nramp1-/-, suggesting that Nramp1 expression may promote a more rapid inflammatory response following infection. Collectively, these findings reveal a new role for DCs and Nramp1 in modulating the host inflammatory response to S. Typhimurium.

Indexed as

AnimalsCation Transport ProteinsCytokinesDendritic CellsIntestine, SmallMiceMucous MembraneNatural Resistance-associated Macrophage Protein 1Salmonella Infections, AnimalSalmonella typhimuriumCation Transport ProteinsCytokinesNatural Resistance-associated Macrophage Protein 1

Identifiers

PMID18397382
PMCPMC3051341
OpenAlexW2084119606

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.