Evidence map›Paper›PMID 35456505›Full record

ArticleGenes2022

Dietary Restriction and Rapamycin Affect Brain Aging in Mice by Attenuating Age-Related DNA Methylation Changes.

Zhilei Yin, Xinpeng Guo, Yang Qi, Pu Li, Shujun Liang, Xiangru Xu, Xuequn Shang

Open access · goldAbstract read
In one paragraph

Article in Genes, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 10 papers.

0numbers the graph read from it
0cells of the map it votes in
10citing papers in PubMed
1.4field-weighted citation impact, top 20% 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

10 citing papers in PubMed, 17 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

7 authors at 3 institutions in 2 countries.

Zhilei YinSchool of Computer Science, Northwestern Polytechnical University, Xi'an 710060, China.
Xinpeng GuoSchool of Computer Science, Northwestern Polytechnical University, Xi'an 710060, China.
Yang QiSchool of Computer Science, Northwestern Polytechnical University, Xi'an 710060, China.
Pu LiCollege of Software Engineering, Zhengzhou University of Light Industry, Zhengzhou 450001, China.
Shujun LiangCollege of Software Engineering, Zhengzhou University of Light Industry, Zhengzhou 450001, China.
Xiangru XuDepartment of Anesthesiology, Yale University School of Medicine, New Haven, CT 06510, USA.
Xuequn ShangSchool of Computer Science, Northwestern Polytechnical University, Xi'an 710060, China.
Northwestern Polytechnical University · CNZhengzhou University of Light Industry · CNYale University · US

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The fact that dietary restriction (DR) and long-term rapamycin treatment (RALL) can ameliorate the aging process has been reported by many researchers. As the interface between external and genetic factors, epigenetic modification such as DNA methylation may have latent effects on the aging rate at the molecular level. To understand the mechanism behind the impacts of dietary restriction and rapamycin on aging, DNA methylation and gene expression changes were measured in the hippocampi of different-aged mice. Examining the single-base resolution of DNA methylation, we discovered that both dietary restriction and rapamycin treatment can maintain DNA methylation in a younger state compared to normal-aged mice. Through functional enrichment analysis of genes in which DNA methylation or gene expression can be affected by DR/RALL, we found that DR/RALL may retard aging through a relationship in which DNA methylation and gene expression work together not only in the same gene but also in the same biological process. This study is instructive for understanding the maintenance of DNA methylation by DR/RALL in the aging process, as well as the role of DR and RALL in the amelioration of aging.

Indexed as

DNA MethylationSirolimusAgingAnimalsEpigenesis, GeneticHippocampusMiceSirolimusagingdietary restrictionDNA methylationhippocampusrapamycin treatment

Identifiers

PMID35456505
PMCPMC9030181
OpenAlexW4224118750

What OpenQuestion holds

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LicenceCC BY
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.