Evidence map›Paper›PMID 17641781›Full record

ArticleThe Journal of clinical investigation2007

MUC1 cell surface mucin is a critical element of the mucosal barrier to infection.

Julie L McAuley, Sara K Linden, Chin Wen Png, Rebecca M King, Helen L Pennington, Sandra J Gendler, Timothy H Florin, Geoff R Hill, Victoria Korolik, Michael A McGuckin

Open access · bronzeAbstract readComparative Study
In one paragraph

Article in The Journal of clinical investigation, 2007. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 215 papers, 4 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
215citing papers in PubMed, 4 pooled it
8.4field-weighted citation impact, top 1% 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

215 citing papers in PubMed, 4 syntheses or guidelines pooled it, 437 citations in OpenAlex.

  1. Pooled it
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  11. Dissecting the role of flagellar subunits inJournal of bacteriology · 2025
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  19. Expression and distribution of MUC1 in the developing and adult kidney.American journal of physiology. Renal physiology · 2025
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155 more citing papers are in PubMed but not listed here.

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 4 institutions in 1 country.

Julie L McAuleyMucosal Diseases Program, Mater Medical Research Institute and The University of Queensland, South Brisbane, Queensland, Australia.
Sara K Linden
Chin Wen Png
Rebecca M King
Helen L Pennington
Sandra J Gendler
Timothy H Florin
Geoff R Hill
Victoria Korolik
Michael A McGuckin
University of Queensland · AUMater Research · AUGriffith University · AUQIMR Berghofer Medical Research Institute · AU

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Cell surface mucin glycoproteins are highly expressed by all mucosal tissues, yet their physiological role is currently unknown. We hypothesized that cell surface mucins protect mucosal cells from infection. A rapid progressive increase in gastrointestinal expression of mucin 1 (Muc1) cell surface mucin followed infection of mice with the bacterial pathogen Campylobacter jejuni. In the first week following oral infection, C. jejuni was detected in the systemic organs of the vast majority of Muc1(-/-) mice but never in Muc1(+/+) mice. Although C. jejuni entered gastrointestinal epithelial cells of both Muc1(-/-) and Muc1(+/+) mice, small intestinal damage as manifested by increased apoptosis and enucleated and shed villous epithelium was more common in Muc1(-/-) mice. Using radiation chimeras, we determined that prevention of systemic infection in wild-type mice was due exclusively to epithelial Muc1 rather than Muc1 on hematopoietic cells. Expression of MUC1-enhanced resistance to C. jejuni cytolethal distending toxin (CDT) in vitro and CDT null C. jejuni showed lower gastric colonization in Muc1(-/-) mice in vivo. We believe this is the first in vivo experimental study to demonstrate that cell surface mucins are a critical component of mucosal defence and that the study provides the foundation for exploration of their contribution to epithelial infectious and inflammatory diseases.

Indexed as

Immunity, MucosalAnimalsApoptosisBacterial ToxinsCampylobacter InfectionsCampylobacter jejuniInflammationIntestinal MucosaIntestine, SmallMiceMice, KnockoutMucin-1StomachBacterial Toxinscytolethal distending toxinMucin-1

Identifiers

PMID17641781
PMCPMC1913485
OpenAlexW2128890658

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.