Evidence map›Paper›PMID 22031828›Full record

ArticlePloS one2011

TNFAIP3 maintains intestinal barrier function and supports epithelial cell tight junctions.

Lauren E Kolodziej, James P Lodolce, Jonathan E Chang, Jeffrey R Schneider, Wesley A Grimm, Sarah J Bartulis, Xiaorong Zhu, Jeannette S Messer, Stephen F Murphy, Nishith Reddy and 2 more

Open access · goldAbstract read
In one paragraph

Article in PloS one, 2011. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 47 papers.

0numbers the graph read from it
0cells of the map it votes in
47citing papers in PubMed
3.8field-weighted citation impact, top 7% 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

47 citing papers in PubMed, 72 citations in OpenAlex.

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  5. Regulation of placental development and function by ubiquitination.Molecular medicine (Cambridge, Mass.) · 2025
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  20. A20 at the Crossroads of Cell Death, Inflammation, and Autoimmunity.Cold Spring Harbor perspectives in biology · 2020
    Review
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

12 authors at 2 institutions in 1 country.

Lauren E KolodziejDepartment of Medicine, University of Chicago, Chicago, Illinois, United States of America.
James P Lodolce
Jonathan E Chang
Jeffrey R Schneider
Wesley A Grimm
Sarah J Bartulis
Xiaorong Zhu
Jeannette S Messer
Stephen F Murphy
Nishith Reddy
Jerrold R Turner
David L Boone
University of Chicago · USIllinois Mathematics and Science Academy · US

Funding

ZO-1-MEDIATED PROTEIN INTERACTIONS: REGULATORS AND INTEGRATORS OF DIVERSE EPITHELIAL FUNCTIONS IN HEALTH AND DISEASER01DK061931 · NIDDK · UNIVERSITY OF CHICAGO · PI JERROLD R. TURNER · 2001 to 2026
$15.0M
Functional analysis of polymorphisms in the anti-inflammatory protein A20F32AI077235 · NIAID · UNIVERSITY OF CHICAGO · PI LODOLCE, JAMES P · 2009 to 2009
$59k
NIAID NIH HHS 1F32AI077235-01A1NIAID NIH HHS F32 AI077235NIDDK NIH HHS 5R01DK061931-10NIDDK NIH HHS R01 DK061931
6 · The paper itself

Abstract

Tight junctions between intestinal epithelial cells mediate the permeability of the intestinal barrier, and loss of intestinal barrier function mediated by TNF signaling is associated with the inflammatory pathophysiology observed in Crohn's disease and celiac disease. Thus, factors that modulate intestinal epithelial cell response to TNF may be critical for the maintenance of barrier function. TNF alpha-induced protein 3 (TNFAIP3) is a cytosolic protein that acts in a negative feedback loop to regulate cell signaling induced by Toll-like receptor ligands and TNF, suggesting that TNFAIP3 may play a role in regulating the intestinal barrier. To investigate the specific role of TNFAIP3 in intestinal barrier function we assessed barrier permeability in TNFAIP3(-/-) mice and LPS-treated villin-TNFAIP3 transgenic mice. TNFAIP3(-/-) mice had greater intestinal permeability compared to wild-type littermates, while villin-TNFAIP3 transgenic mice were protected from increases in permeability seen within LPS-treated wild-type littermates, indicating that barrier permeability is controlled by TNFAIP3. In cultured human intestinal epithelial cell lines, TNFAIP3 expression regulated both TNF-induced and myosin light chain kinase-regulated tight junction dynamics but did not affect myosin light chain kinase activity. Immunohistochemistry of mouse intestine revealed that TNFAIP3 expression inhibits LPS-induced loss of the tight junction protein occludin from the apical border of the intestinal epithelium. We also found that TNFAIP3 deubiquitinates polyubiquitinated occludin. These in vivo and in vitro studies support the role of TNFAIP3 in promoting intestinal epithelial barrier integrity and demonstrate its novel ability to maintain intestinal homeostasis through tight junction protein regulation.

Indexed as

AnimalsCell LineCysteine EndopeptidasesDNA-Binding ProteinsHCT116 CellsHumansImmunohistochemistryIntestinal MucosaIntracellular Signaling Peptides and ProteinsMiceMice, TransgenicNuclear ProteinsTight JunctionsTumor Necrosis Factor-alphaTumor Necrosis Factor alpha-Induced Protein 3Cysteine EndopeptidasesDNA-Binding ProteinsIntracellular Signaling Peptides and ProteinsNuclear ProteinsTNFAIP3 protein, humanTnfaip3 protein, mouseTumor Necrosis Factor-alphaTumor Necrosis Factor alpha-Induced Protein 3

Identifiers

PMID22031828
PMCPMC3198775
OpenAlexW1968069981

What OpenQuestion holds

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LicenceCC BY
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.