Evidence map›Paper›PMID 28469172›Full record

ArticleScientific reports2017

Protective effect of antioxidants on the pre-maturation aging of mouse oocytes.

Li-Feng Liang, Shu-Tao Qi, Ye-Xing Xian, Lin Huang, Xiao-Fang Sun, Wei-Hua Wang

Open access · goldAbstract read
In one paragraph

Article in Scientific reports, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 23 papers.

0numbers the graph read from it
0cells of the map it votes in
23citing papers in PubMed
6.4field-weighted citation impact, top 3% 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

23 citing papers in PubMed, 51 citations in OpenAlex.

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  15. Maternal transmission of mitochondrial diseases.Genetics and molecular biology · 2020
    Article
  16. Article
  17. Review
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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

6 authors at 2 institutions in 1 country.

Li-Feng LiangKey Laboratory of Major Obstetrics Diseases of Guangdong Province, the Third Hospital Affiliated of Guangzhou Medical University, Guangdong, China.
Shu-Tao QiKey Laboratory of Major Obstetrics Diseases of Guangdong Province, the Third Hospital Affiliated of Guangzhou Medical University, Guangdong, China.
Ye-Xing XianKey Laboratory of Major Obstetrics Diseases of Guangdong Province, the Third Hospital Affiliated of Guangzhou Medical University, Guangdong, China.
Lin HuangKey Laboratory of Major Obstetrics Diseases of Guangdong Province, the Third Hospital Affiliated of Guangzhou Medical University, Guangdong, China.
Xiao-Fang SunKey Laboratory of Major Obstetrics Diseases of Guangdong Province, the Third Hospital Affiliated of Guangzhou Medical University, Guangdong, China.
Wei-Hua WangNew Houston Health, Houston, Texas, United States of America. wangweihua11@yahoo.com.
Third Affiliated Hospital of Guangzhou Medical University · CNGuangzhou Medical University · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Pre-maturation aging of immature oocytes may adversely affect the fate of an oocyte. Oxidative stress is one of the most detrimental factors affecting oocyte developmental competence and maturation during aging. In this study, experiments were designed to examine whether supplementation of antioxidants in a culture medium could protect immature mouse oocytes from damages caused by oxidative stress. Mouse oocytes at germinal vesicle stage were prevented from meiosis resumption and cultured in a medium with or without antioxidants for 12-36 h to allow oocytes to undergo aging. After aging, oocytes were cultured for maturation. Nuclear maturation, mitochondria activity, spindle morphology and DNA integrity were examined after maturation. It was found that antioxidants had protective effects on the oocytes in terms of nuclear maturation, functional mitochondria, spindle morphology and DNA integrity. As aging time was prolonged from 12 to 36 h, the protective effect of antioxidants became more obvious. However, as compared with oocytes without aging, it was found that aging significantly inhibited nuclear maturation, impaired mitochondria function, and damaged the spindle and DNA. These results indicate that pre-maturation aging is detrimental to oocytes' competence to undergo maturation and other cellular activities, and antioxidants can protect oocytes from damages caused by aging.

Indexed as

1-Methyl-3-isobutylxanthineAcetylcarnitineAnimalsAntioxidantsCell DifferentiationCell NucleusCellular SenescenceFemaleMiceMice, Inbred ICRMitochondriaOocytesOxidative StressPrimary Cell CultureSodium CitrateSpindle Apparatus1-Methyl-3-isobutylxanthineAcetylcarnitineAntioxidantsSodium CitrateThioctic Acid

Identifiers

PMID28469172
PMCPMC5431116
OpenAlexW2609394245

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.