Evidence map›Paper›PMID 30719077›Full record

ArticleTherapeutic advances in gastroenterology2019

The intestinal vitamin D receptor in inflammatory bowel disease: inverse correlation with inflammation but no relationship with circulating vitamin D status.

Mayur Garg, Simon G Royce, Chris Tikellis, Claire Shallue, Pavel Sluka, Hady Wardan, Patrick Hosking, Shaun Monagle, Merlin Thomas, John S Lubel and 1 more

Open access · goldAbstract read
In one paragraph

Article in Therapeutic advances in gastroenterology, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 24 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
24citing papers in PubMed, 1 pooled it
4.5field-weighted citation impact, top 5% 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

24 citing papers in PubMed, 1 synthesis or guideline pooled it, 45 citations in OpenAlex.

  1. Pooled it
  2. Review
  3. Article
  4. Article
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  6. Article
  7. Assessing vitamin D as a biomarker in inflammatory bowel disease.JGH open : an open access journal of gastroenterology and hepatology · 2023
    Article
  8. Article
  9. Review
  10. Article
  11. Vitamin D Signaling in Psoriasis: Pathogenesis and Therapy.International journal of molecular sciences · 2022
    Review
  12. Review
  13. Article
  14. Review
  15. Article
  16. Article
  17. Review
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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

11 authors at 2 institutions in 1 country.

Mayur GargDepartment of Gastroenterology, Eastern Health Clinical School, Monash University, Level 3W, Building B, 8 Arnold St, Box Hill, Victoria, 3128, Australia.ORCID https://orcid.org/0000-0002-9149-3589
Simon G RoyceDepartment of Medicine, Central Clinical School, Monash University, Victoria, Australia.
Chris TikellisDepartment of Diabetes, Central Clinical School, Monash University, Victoria, Australia.
Claire ShallueEastern Health Clinical School, Monash University, Victoria, Australia.
Pavel SlukaEastern Health Clinical School, Monash University, Victoria, Australia.
Hady WardanEastern Health Clinical School, Monash University, Victoria, Australia.
Patrick HoskingDepartment of Pathology, Eastern Health, Victoria, Australia.
Shaun MonagleDepartment of Pathology, Eastern Health, Victoria, Australia.
Merlin ThomasDepartment of Diabetes, Central Clinical School, Monash University, Victoria, Australia.
John S LubelDepartment of Gastroenterology, Eastern Health, Victoria, Australia; Eastern Health Clinical School, Monash University, Victoria, Australia.
Peter R GibsonDepartment of Gastroenterology, Alfred Hospital and Monash University, Victoria, Australia.
Eastern Health · AUMonash University · AU

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundThe intestinal vitamin D receptor (VDR) remains poorly characterized in patients with inflammatory bowel disease (IBD).

methodsColonoscopic biopsies and intestinal resection specimens from the terminal ileum, ascending and sigmoid colon, from patients with and without IBD, were analyzed for VDR mRNA quantification by polymerase chain reaction, and protein localization and semi-quantification by immunohistochemistry. The relationship between VDR and intestinal inflammation, serum 25(OH)D and oral vitamin D intake was elicited.

resultsA total of 725 biopsies from 20 patients with Crohn's disease (CD), 15 with ulcerative colitis (UC) and 14 non-IBD controls who underwent colonoscopy were studied. VDR gene expression and protein staining intensity was similar across all three groups, and across the intestinal segments. Sigmoid colon VDR mRNA expression inversely correlated with faecal calprotectin (

conclusionsVDR transcript expression and protein staining intensity are inversely related to inflammation in IBD, but unrelated to serum 25(OH)D, and similar to non-IBD controls. Strategies to upregulate intestinal VDR, potentially translating to modulation of disease activity, require investigation.

Indexed as

Crohn’s diseaseinflammatory bowel diseaseulcerative colitisvitamin Dvitamin D receptor

Identifiers

PMID30719077
PMCPMC6348511
OpenAlexW2908667400

What OpenQuestion holds

Textmetadata
LicenceCC BY-NC
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.