Evidence map›Paper›PMID 33433800›Full record

ArticleDigestive diseases and sciences2021

Vitamin D Deficiency Exacerbates Colonic Inflammation Due to Activation of the Local Renin-Angiotensin System in the Colon.

Xinzhi Wei, Xue Li, Jie Du, Xin Ge, Yue Sun, Xin Li, Zhe Xun, Weicheng Liu, Zhan-You Wang, Yan Chun Li

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Article in Digestive diseases and sciences, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 7 papers.

0numbers the graph read from it
0cells of the map it votes in
7citing papers in PubMed
2.1field-weighted citation impact, top 13% 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

7 citing papers in PubMed, 15 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

10 authors at 3 institutions in 2 countries.

Xinzhi WeiInstitute of Health Sciences, China Medical University, Shenyang, Liaoning, China.
Xue LiInstitute of Health Sciences, China Medical University, Shenyang, Liaoning, China.
Jie DuDivision of Biological Sciences, Department of Medicine, The University of Chicago, 900 E. 57th Street, KCBD 9110, Chicago, IL, 60637, USA.
Xin GeInstitute of Health Sciences, China Medical University, Shenyang, Liaoning, China.
Yue SunInstitute of Health Sciences, China Medical University, Shenyang, Liaoning, China.
Xin LiInstitute of Health Sciences, China Medical University, Shenyang, Liaoning, China.
Zhe XunInstitute of Health Sciences, China Medical University, Shenyang, Liaoning, China.
Weicheng LiuDivision of Biological Sciences, Department of Medicine, The University of Chicago, 900 E. 57th Street, KCBD 9110, Chicago, IL, 60637, USA.
Zhan-You WangInstitute of Health Sciences, China Medical University, Shenyang, Liaoning, China. wangzy@cmu.edu.cn.
Yan Chun LiDivision of Biological Sciences, Department of Medicine, The University of Chicago, 900 E. 57th Street, KCBD 9110, Chicago, IL, 60637, USA.ORCID 0000-0001-9937-7630
China Medical University · CNUniversity of Chicago · USLiaoning University of Traditional Chinese Medicine · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundThe renin-angiotensin system (RAS) is activated in inflammatory bowel disease (IBD), and vitamin D deficiency aggravates the development of colitis, but the relationship between the local colonic RAS and vitamin D is unclear with regard to the pathogenesis of IBD.

aimsTo investigate whether vitamin D suppresses the local colonic RAS to prevent colonic mucosal inflammation in a mouse model of experimental colitis.

methodsC57BL/6 mice fed vitamin D-deficient (VDD) diet for 8 weeks were induced to colitis by 2,4,6-trinitrobenzenesulfonic acid (TNBS), with mice fed vitamin D-sufficient (VDS) diet as controls. Colitis severity was assessed by histology, and pro-inflammatory cytokines, RAS components, and signaling pathways were quantified by real-time RT-PCR and Western blotting.

resultsC57BL/6 mice fed the VDD diet for 8 weeks exhibited significantly lower serum 25(OH)D

conclusionVitamin D deficiency promotes colonic inflammation at least in part due to over activation of the local RAS in the colon.

Indexed as

Angiotensin II Type 1 Receptor BlockersAnimalsColitisMaleMiceMice, Inbred C57BLReceptor, Angiotensin, Type 1Renin-Angiotensin SystemSignal TransductionVitamin DVitamin D DeficiencyAngiotensin II Type 1 Receptor BlockersReceptor, Angiotensin, Type 1Vitamin DColitisInflammatory bowel diseaseLosartanRenin–angiotensin systemTNBSVitamin D

Identifiers

PMID33433800
OpenAlexW3118387207

What OpenQuestion holds

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Registered trials

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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.