Evidence map›Paper›PMID 26691308›Full record

ArticleJournal of endocrinological investigation2016

Vitamin D improves diabetic nephropathy in rats by inhibiting renin and relieving oxidative stress.

X Deng, J Cheng, M Shen

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Article in Journal of endocrinological investigation, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 19 papers.

0numbers the graph read from it
0cells of the map it votes in
19citing papers in PubMed
2.9field-weighted citation impact, top 9% 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

19 citing papers in PubMed, 42 citations in OpenAlex.

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  14. Vitamin D and calcium kidney stones: a review and a proposal.International urology and nephrology · 2019
    Review
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  18. Vitamin D and diabetes mellitus: Causal or casual association?Reviews in endocrine & metabolic disorders · 2017
    Review
  19. 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

3 authors at 3 institutions in 1 country.

X DengDepartment of Endocrinology, Wuhan Third Hospital, Wuhan University, 430062, Wuhan, China. dengxiangqun@hotmail.com.
J ChengDepartment of Endocrinology, Changzhou No. 2 People's Hospital, Nanjing Medical University, 213003, Changzhou, China.
M ShenDepartment of Endocrinology, Changzhou No. 2 People's Hospital, Nanjing Medical University, 213003, Changzhou, China.
Changzhou No.2 People's Hospital · CNNanjing Medical University · CNWuhan Third Hospital · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundIt is well established that the activation of the renin-angiotensin system (RAS) and the oxidative stress caused by hyperglycemia are major mediators of the development and progression of diabetic nephropathy (DN). Vitamin D may be important in maintaining podocyte health, preventing epithelial-to-mesenchymal transformation, and suppressing renin gene expression and inflammation, but its mechanism requires clarification. This study evaluated the specific mechanism of vitamin D to DN improvement.

methodsWe induced a rat model of diabetes with an intraperitoneal injection of streptozotocin (60 mg/kg). The streptozotocin-induced diabetic rats were fed normal chow for about 2 months to induce the DN model. The DN rats were then treated with irbesartan and/or calcitriol, administered intragastrically about 1 month.

resultsThe rats displayed the early characteristics of DN, including increased microalbuminuria, obvious hypertrophic kidney, and a markedly increased kidney weight/bodyweight ratio. Vitamin D inhibited the compensatory increase in renin expression. Malondialdehyde, which reflects oxidative stress levels, was elevated in the DN group rats and their antioxidant capacity was significantly reduced. The irbesartan and calcitriol interventions markedly improved the renal pathology and pathophysiological changes. Irbesartan combined with vitamin D (calcitriol) more effectively ameliorated DN than irbesartan alone.

conclusionsVitamin D combined with angiotensin II type 1 receptor blockers exerts a synergistic effect on the treatment of DN, not only by inhibiting renin but also by reducing oxidative stress and increasing the renal antioxidant capacity.

Indexed as

Renin InhibitorsAnimalsBiomarkersBone Density Conservation AgentsDiabetic NephropathiesImmunoenzyme TechniquesMaleOxidative StressRatsRats, Sprague-DawleyReal-Time Polymerase Chain ReactionReninReverse Transcriptase Polymerase Chain ReactionVitamin DBiomarkersBone Density Conservation AgentsReninRenin InhibitorsVitamin DAngiotensin II type 1 receptor blockersDiabetic nephropathyOxidative stressRatsVitamin D

Identifiers

PMID26691308
OpenAlexW2281388043

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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.