Evidence map›Paper›PMID 20696776›Full record

ArticleThe American journal of pathology2010

CD34 is required for infiltration of eosinophils into the colon and pathology associated with DSS-induced ulcerative colitis.

Steven Maltby, Carolin Wohlfarth, Matthew Gold, Lori Zbytnuik, Michael R Hughes, Kelly M McNagny

Open access · bronzeAbstract read
In one paragraph

Article in The American journal of pathology, 2010. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 23 papers.

0numbers the graph read from it
0cells of the map it votes in
23citing papers in PubMed
1.7field-weighted citation impact, top 16% 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

23 citing papers in PubMed, 48 citations in OpenAlex.

  1. Review
  2. Role of CD34 in inflammatory bowel disease.Frontiers in physiology · 2023
    Review
  3. Article
  4. Article
  5. Article
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  8. The xenobiotic sensing pregnane X receptor regulates tissue damage and inflammation triggered by C difficile toxins.FASEB journal : official publication of the Federation of American Societies for Experimental Biology · 2020
    Article
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  12. Review
  13. Review
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  19. IL-7Rα and L-selectin, but not CD103 or CD34, are required for murine peanut-induced anaphylaxis.Allergy, asthma, and clinical immunology : official journal of the Canadian Society of Allergy and Clinical Immunology · 2012
    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

6 authors at 1 institution in 1 country.

Steven MaltbyThe Biomedical Research Centre, University of British Columbia, Vancouver, British Columbia, Canada.
Carolin Wohlfarth
Matthew Gold
Lori Zbytnuik
Michael R Hughes
Kelly M McNagny
University of British Columbia · CA

Funding

Canadian Institutes of Health Research M0P-84545Canadian Institutes of Health Research MIF-79631
6 · The paper itself

Abstract

Eosinophil migration into the gut and the release of granular mediators plays a critical role in the pathogenesis of inflammatory bowel diseases, including ulcerative colitis. We recently demonstrated that eosinophil migration into the lung requires cell surface expression of the sialomucin CD34 on mast cells and eosinophils in an asthma model. Based on these findings, we investigated a similar role for CD34 in the migration of eosinophils and other inflammatory cells into the colon as well as explored the effects of CD34 ablation on disease development in a dextran sulfate sodium-induced model of ulcerative colitis. Our findings demonstrate decreased disease severity in dextran sulfate sodium-treated Cd34(-/-) mice, as assessed by weight loss, diarrhea, bleeding, colon shortening and tissue pathology, compared with wild-type controls. CD34 was predominantly expressed on eosinophils within inflamed colon tissues, and Cd34(-/-) animals exhibited drastically reduced colon eosinophil infiltration. Using chimeric animals, we demonstrated that decreased disease pathology resulted from loss of CD34 from bone marrow-derived cells and that eosinophilia in Cd34(-/-)IL5(Tg) animals was sufficient to overcome protection from disease. In addition, we demonstrated a decrease in peripheral blood eosinophil numbers following dextran sulfate sodium treatment. These findings demonstrate that CD34 was expressed on colon-infiltrating eosinophils and played a role in eosinophil migration. Further, our findings suggest CD34 is required for efficient eosinophil migration, but not proliferation or expansion, in the development of ulcerative colitis.

Indexed as

Analysis of VarianceAnimalsAntigens, CD34Bone Marrow CellsCell MovementCell ProliferationColitis, UlcerativeColonDextran SulfateEosinophilsFlow CytometryImmunohistochemistryMiceMice, KnockoutAntigens, CD34Dextran Sulfate

Identifiers

PMID20696776
PMCPMC2928958
OpenAlexW2040861095

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.