Evidence map›Paper›PMID 23325885›Full record

ArticleJournal of immunology (Baltimore, Md. : 1950)2013

GM-CSF produced by nonhematopoietic cells is required for early epithelial cell proliferation and repair of injured colonic mucosa.

Laia Egea, Christopher S McAllister, Omar Lakhdari, Ivelina Minev, Steve Shenouda, Martin F Kagnoff

Open access · bronzeAbstract read
In one paragraph

Article in Journal of immunology (Baltimore, Md. : 1950), 2013. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 42 papers.

0numbers the graph read from it
0cells of the map it votes in
42citing papers in PubMed
4.8field-weighted citation impact, top 4% 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

42 citing papers in PubMed, 75 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

6 authors at 1 institution in 1 country.

Laia EgeaLaboratory of Mucosal Immunology, Department of Medicine, University of California, San Diego, La Jolla, CA 92093.
Christopher S McAllister
Omar Lakhdari
Ivelina Minev
Steve Shenouda
Martin F Kagnoff
University of California, San Diego · US

Funding

VIRAL MALIGNANCYP30CA023100 · NCI · UNIVERSITY OF CALIFORNIA, SAN DIEGO · PI DIANE M SIMEONE · 1985 to 2026
$124.9M
Transgenic & Knock-out MouseP30DK063491 · NIDDK · UNIVERSITY OF CALIFORNIA, SAN DIEGO · PI PETER J TONTONOZ · 2003 to 2026
$40.4M
TL MOLECULES AND GAMMA-DELTA T CELLSP01DK035108 · NIDDK · UNIVERSITY OF CALIFORNIA, SAN DIEGO · PI KAGNOFF, MARTIN FREDERICK · 1986 to 2013
$19.2M
U of Calif, San Diego Neuroscience Microscopy ImagingP30NS047101 · NINDS · UNIVERSITY OF CALIFORNIA, SAN DIEGO · PI GLEESON, JOSEPH G, ZHENG, BINHAI · 2003 to 2022
$9.0M
The UCSD Digestive Diseases Research Development CenterR24DK080506 · NIDDK · UNIVERSITY OF CALIFORNIA, SAN DIEGO · PI ECKMANN, LARS · 2008 to 2012
$2.7M
NCI NIH HHS CA023100NCI NIH HHS P30 CA023100NIDDK NIH HHS DK063491NIDDK NIH HHS DK080506NIDDK NIH HHS DK35108NIDDK NIH HHS P01 DK035108NIDDK NIH HHS P30 DK063491NIDDK NIH HHS R24 DK080506NINDS NIH HHS P30 NS047101
6 · The paper itself

Abstract

GM-CSF is a growth factor that promotes the survival and activation of macrophages and granulocytes, as well as dendritic cell differentiation and survival in vitro. The mechanism by which exogenous GM-CSF ameliorates the severity of Crohn's disease in humans and colitis in murine models has mainly been considered to reflect its activity on myeloid cells. We used GM-CSF-deficient (GM-CSF(-/-)) mice to probe the functional role of endogenous host-produced GM-CSF in a colitis model induced after injury to the colon epithelium. Dextran sodium sulfate (DSS), at doses that resulted in little epithelial damage and mucosal ulceration in wild type mice, caused marked colon ulceration and delayed ulcer healing in GM-CSF(-/-) mice. Colon crypt epithelial cell proliferation in vivo was significantly decreased in GM-CSF(-/-) mice at early times after DSS injury. This was paralleled by decreased expression of crypt epithelial cell genes involved in cell cycle, proliferation, and wound healing. Decreased crypt cell proliferation and delayed ulcer healing in GM-CSF(-/-) mice were rescued by exogenous GM-CSF, indicating the lack of a developmental abnormality in the epithelial cell proliferative response in those mice. Nonhematopoietic cells, and not myeloid cells, produced the GM-CSF important for colon epithelial proliferation after DSS-induced injury, as revealed by bone marrow chimera and dendritic cell-depletion experiments, with colon epithelial cells being the cellular source of GM-CSF. Endogenous epithelial cell-produced GM-CSF has a novel nonredundant role in facilitating epithelial cell proliferation and ulcer healing in response to injury of the colon crypt epithelium.

Indexed as

Cell ProliferationAnimalsBone Marrow CellsColitis, UlcerativeDextran SulfateDisease Models, AnimalGranulocyte-Macrophage Colony-Stimulating FactorHematopoiesisIntestinal MucosaMiceMice, Inbred C57BLMice, KnockoutOrgan Culture TechniquesRadiation ChimeraTime FactorsWound HealingDextran SulfateGranulocyte-Macrophage Colony-Stimulating Factor

Identifiers

PMID23325885
PMCPMC3563922
OpenAlexW1950482131

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.