Evidence map›Paper›PMID 35864405›Full record

ArticleEnvironmental science and pollution research international2022

Vitamin D regulates insulin and ameliorates apoptosis and oxidative stress in pancreatic tissues of rats with streptozotocin-induced diabetes.

Fatima El Zahra M Fathi, Kadry M Sadek, Asmaa F Khafaga, Abdel Wahab Al Senosy, Hanan A Ghoniem, Sahar Fayez, Mohamed F Zeweil

RetractedErratum issuedOpen access · hybridAbstract readRetracted Publication
In one paragraph

Article in Environmental science and pollution research international, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It has been retracted, and should not be counted. Cited by 12 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
12citing papers in PubMed, 2 pooled it
3.4field-weighted citation impact, top 7% 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

12 citing papers in PubMed, 2 syntheses or guidelines pooled it, 25 citations in OpenAlex.

  1. The role of vitamin D signalling in β cell apoptosis: a systematic review.Apoptosis : an international journal on programmed cell death · 2026
    Pooled it
  2. Pooled it
  3. Article
  4. The Role of Vitamin D in Diabetes Ketosis and Ketoacidosis.Chronic diseases and translational medicine · 2025
    Article
  5. Article
  6. Review
  7. Vitamin DExperimental biology and medicine (Maywood, N.J.) · 2025
    Article
  8. Article
  9. Review
  10. Article
  11. Review
  12. Vitamin D Alleviates Type 2 Diabetes Mellitus by Mitigating Oxidative Stress-Induced Pancreatic β-Cell Impairment.Experimental and clinical endocrinology & diabetes : official journal, German Society of Endocrinology [and] German Diabetes Association · 2023
    Article
4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

7 authors at 2 institutions in 1 country.

Fatima El Zahra M FathiDepartment of Biochemistry, Faculty of Veterinary Medicine, Damanhur University, Damanhour, 22516, Egypt.
Kadry M SadekDepartment of Biochemistry, Faculty of Veterinary Medicine, Damanhur University, Damanhour, 22516, Egypt.
Asmaa F KhafagaDepartment of Pathology, Faculty of Veterinary Medicine, Alexandria University, Edfina, 22758, Egypt. asmaa.khafaga@alexu.edu.eg.ORCID http://orcid.org/0000-0003-4235-669X
Abdel Wahab Al SenosyDepartment of Histology, Faculty of Veterinary Medicine, Damanhur University, Damanhour, 22516, Egypt.
Hanan A GhoniemDepartment of Histology, Faculty of Veterinary Medicine, Damanhur University, Damanhour, 22516, Egypt.
Sahar FayezDepartment of Histology, Faculty of Veterinary Medicine, Damanhur University, Damanhour, 22516, Egypt.
Mohamed F ZeweilDepartment of Biochemistry, Faculty of Veterinary Medicine, Damanhur University, Damanhour, 22516, Egypt.
Damanhour University · EGAlexandria University · EG

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

This study was designed to evaluate the potential therapeutic efficacy of vitamin D (Vit D) in averting the harmful effects of type 2 diabetes mellitus (T2D). Forty male Wistar rats were allotted into four groups: (1) the control, (2) Vit D, (3) streptozotocin (STZ), and (4) STZ + Vit D groups. Rats co-treated with Vit D had significantly (p < 0.05) decreased levels of cortisol; proinflammatory cytokines, including interleukin-6 (IL-6); and malondialdehyde (MDA). Meanwhile, the levels of insulin significantly (p < 0.05) increased, whereas the activity of the antioxidant system, including glutathione (GSH), superoxide dismutase (SOD), catalase, and total antioxidant capacity (TAC), significantly (p < 0.05) decreased. Histopathological examination revealed the destruction of beta cells in the islets of Langerhans in rats with diabetes. Meanwhile, immunoexpression revealed an increase in the immunoreactivity of caspase-3 and endothelial nitric oxide synthase and a reduction in the immunoreactivity of insulin in rats with diabetes. In conclusion, Vit D ameliorated the harmful biochemical impact of diabetes mellitus, probably by increasing insulin secretion and sensitivity, ameliorating β-cell function, and decreasing cortisol levels; also, the anti-inflammatory effect of Vit D reduces the number of proinflammatory cytokines (e.g., IL-6) and increases the activity of the antioxidant system, such as GSH, SOD, TAC, and catalase while reducing lipid peroxidation enzymes (e.g., MDA).

Indexed as

Diabetes Mellitus, Type 2InsulinVitamin DAnimalsApoptosisInterleukin-6MaleOxidative StressRatsRats, WistarInsulinInterleukin-6Vitamin DCaspase-3Diabetes mellitusInducible nitric oxide synthetaseOxidative stressVitamin D

Identifiers

PMID35864405
PMCPMC9722851
OpenAlexW4286433142

What OpenQuestion holds

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LicenceCC BY
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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.