Evidence map›Paper›PMID 32308456›Full record

ArticleDiabetes, metabolic syndrome and obesity : targets and therapy2020

Resveratrol Prevents Cognitive Impairment in Type 2 Diabetic Mice by Upregulating Nrf2 Expression and Transcriptional Level.

Xiaoxiao Wang, Hui Fang, Gang Xu, Ying Yang, Ruizhe Xu, Qiang Liu, Xiangyu Xue, Jiaqi Liu, Hezhi Wang

Erratum issuedOpen access · goldAbstract read
In one paragraph

Article in Diabetes, metabolic syndrome and obesity : targets and therapy, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. An erratum has been issued. Cited by 17 papers.

0numbers the graph read from it
0cells of the map it votes in
17citing papers in PubMed
1.8field-weighted citation impact, top 17% 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

17 citing papers in PubMed, 30 citations in OpenAlex.

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  14. Nobiletin prevents amyloid βMetabolic brain disease · 2022
    Article
  15. Review
  16. Beneficial Effects of Epigallocatechin-3-Molecules (Basel, Switzerland) · 2021
    Review
  17. Review
4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

9 authors at 4 institutions in 1 country.

Xiaoxiao WangDepartment of Internal Medicine, Hebei Medical University, Shijiazhuang, Hebei 050017, People's Republic of China.ORCID 0000-0002-4458-9166
Hui FangSecond Department of Endocrinology, Tangshan Gongren Hospital, Tangshan, Hebei 063000, People's Republic of China.
Gang XuDepartment of Burns and Orthopedics, Tangshan Gongren Hospital, Tangshan, Hebei 063000, People's Republic of China.
Ying YangSecond Department of Endocrinology, Tangshan Gongren Hospital, Tangshan, Hebei 063000, People's Republic of China.
Ruizhe XuDepartment of Clinical Medicine, Tangshan Vocational and Technical College, Tangshan, Hebei, 063000, People's Republic of China.
Qiang LiuDepartment of Internal Medicine, North China University of Science and Technology, Tangshan, Hebei 063000, People's Republic of China.
Xiangyu XueDepartment of Internal Medicine, North China University of Science and Technology, Tangshan, Hebei 063000, People's Republic of China.
Jiaqi LiuDepartment of Internal Medicine, North China University of Science and Technology, Tangshan, Hebei 063000, People's Republic of China.
Hezhi WangDepartment of Surgery, Hebei Medical University, Shijiazhuang 050017, People's Republic of China.ORCID 0000-0002-3194-8086
North China University of Science and Technology · CNTangshan Gongren Hospital · CNHebei Medical University · CNTangshan College · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

purposeThis study aimed to determine whether the natural antioxidant resveratrol (RSV) prevents type 2 diabetes mellitus (T2DM)-induced cognitive impairment and to explore whether redox-associated factor nuclear factor erythroid 2-related factor 2 (Nrf2) plays a critical role in the neuroprotective effect of RSV. MATERIALS AND

methodsWe established a T2DM model with 8-week-old male ICR mice by administration of a high-fat diet for 2 months and low-dose streptozotocin for 3 days. Then, diabetic and age-matched control mice were treated with or without RSV for 4 months every other day and subjected to the Morris water maze test. After the mice were euthanized, whole brains were sectioned for Nissl staining and immunofluorescence labeling. Hippocampal sections were observed by transmission electron microscopy to evaluate the ultrastructure of synapses. Inflammatory factors, oxidative stress-related indexes, and Nrf2 and downstream target gene expression were analyzed in hippocampal tissues by quantitative real-time PCR, Western blotting, and associated quantitative kits.

resultsIn the Morris water maze test, compared to control mice, T2DM mice showed learning and memory impairments, but RSV treatment prevented the learning and memory decline in T2DM mice. Similarly, RSV prevented T2DM-induced hippocampal neuron destruction and synaptic ultrastructural damage. The expression levels of inflammatory factors and oxidative stress-related indicators were increased in the T2DM group compared with the control group but were decreased significantly by RSV treatment in the T2DM group. Additionally, the expression of Nrf2 and its downstream target genes was decreased in the T2DM group compared with the control group and was significantly increased by RSV treatment in the T2DM group.

conclusionRSV prevented T2DM-induced cognitive impairment through anti-inflammatory and antioxidant activities. This effect was accompanied by the upregulation of Nrf2 transcriptional activity and the increased expression of downstream antioxidant genes.

Indexed as

inflammationnatural antioxidantNrf2 activatoroxidative stress

Identifiers

PMID32308456
PMCPMC7150671
OpenAlexW3014681182

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.